Jan 8, 2022 · This is a simple test that your pediatrician should be able to do in their office (stool guaiac test). If the stool test doesn't show any blood in the red stools, then you can likely continue the Omnicef. Since Omnicef is becoming more widely used because of its good taste, once a day dosing, and effectiveness against stubborn ear infections ... Advertisement. After taking antibiotics, it is important to take probiotics and eat the proper foods to prevent gastrointestinal upset and help restore gut flora. A course of antibiotics can upset the delicate flora in your gut because they destroy both the bad and good bacteria. Foods like plain yogurt, bananas, and whole-grain cereals help to ...Takeaway. Black stool can result when a person eats certain foods, such as licorice or takes iron supplements. Black, tarry stools are usually a sign of gastrointestinal bleeding, due, for ...Stinging and burning in the anus from anal fissure. One of the most common causes of itching and burning in the anus after defecation is anal fissure. This is a wound or tears in the anal mucosa, usually due to constipation, prolonged diarrhea reduced blood flow to the area, or childbirth. Among its most characteristic symptoms is intense pain ...Blood in or on the stools. Change in bowel habits (pooping more or less frequently) Constipation. Diarrhea. Fatigue. Growths in the anal canal. Pain, irritation, or itching in the anal area. Unintended weight loss. Treatments for colon and rectal cancer can include surgery, radiation, chemotherapy, or immunotherapy.May 31, 2018 · When we take antibiotics, there is a very good chance that the medication will be able to kill some of these beneficial bacteria found in our intestines. [ 3 ] Typically, this is just a minor change and after a patient stops taking the antibiotic, it is likely that the healthy flora in the intestines will return to normal proportions over time. May 10, 2019 · Comments for Dog’s recurring diarrhea after multiple antibiotics treatments. For Max to have suffered for so long with diarrhea, which I suspect is from colitis, (inflammation of the colon), it was probably triggered by a reaction to vaccines. Irritable or Inflammatory Bowel Disease can be immune mediated, secondary to ‘vaccinosis’. This is known as gastritis. This can cause oozing of blood from the stomach which in turn can cause the stool to turn black. Now since you have been using the antibiotic for the last 5 days, it is likely that you are experiencing side effects related to the stomach which is leading to bleeding into the stool.This section lists a few of the possible reasons. 1. Viral or bacterial illnesses. Viral or bacterial infections and parasitic infections can affect digestion and cause foul-smelling stool or ...Possible causes of blood in the stool include: Inflammatory bowel disease (IBD). If you have bloody diarrhea and pain that goes on for weeks, along with weight loss, IBD might be the reason. This ... Jan 8, 2022 · This is a simple test that your pediatrician should be able to do in their office (stool guaiac test). If the stool test doesn't show any blood in the red stools, then you can likely continue the Omnicef. Since Omnicef is becoming more widely used because of its good taste, once a day dosing, and effectiveness against stubborn ear infections ... Comments for Dog’s recurring diarrhea after multiple antibiotics treatments. For Max to have suffered for so long with diarrhea, which I suspect is from colitis, (inflammation of the colon), it was probably triggered by a reaction to vaccines. Irritable or Inflammatory Bowel Disease can be immune mediated, secondary to ‘vaccinosis’.Literature Review. Red stools from cefdinir are described in the package insert 1 but only 3 cases are reported in the medical literature. 3–5 A search of Medline, 1996 to present, using the MESH search terms “cefdinir,” “adverse effects,” and/or “drug/food interactions” and search terms “red stool” or “maroon stool” revealed only 1 published case report of red stools ...Signs of allergic reactions range from mild to severe and may occur immediately after taking the antibiotic (anaphylaxis) or later on. During an allergic reaction, dogs may experience one or more of the following signs: Swelling of face or muzzle. Skin rash or hives. Difficulty breathing.Apr 16, 2020 · Yes: About one third of the solid matter in stool is dead bacteria. Also, the actions of bacteria on bilirubin influences the color of stool. We have trillions of bacteria in our intestines and antibiotics kill many of these bacteria, influencing the color of our stool. I advise taking probiotic supplements both during and after taking ... Clostridioides difficile (klos-TRID-e-oi-deez dif-uh-SEEL) is a bacterium that causes an infection of the large intestine (colon). Symptoms can range from diarrhea to life-threatening damage to the colon. The bacterium is often referred to as C. difficile or C. diff. Illness from C. difficile typically occurs after use of antibiotic medications.Jul 5, 2018 · Some bacteria produce vitamin K, which the body needs to make the blood clot. To reduce the impact of antibiotics on vitamin K levels, people can eat: kale. spinach. turnip greens. collards. Swiss ... Sep 20, 2018 · Advertisement. After taking antibiotics, it is important to take probiotics and eat the proper foods to prevent gastrointestinal upset and help restore gut flora. A course of antibiotics can upset the delicate flora in your gut because they destroy both the bad and good bacteria. Foods like plain yogurt, bananas, and whole-grain cereals help to ... Dec 14, 2022 · Watery diarrhea. Stomach cramps, pain or tenderness. Fever. Pus or mucus in the stool. Nausea. Dehydration. Symptoms of pseudomembranous colitis can begin as soon as 1 to 2 days after you start taking an antibiotic, or as long as several months or longer after you finish taking the antibiotic. 8. Hallucinations, Psychotic Reactions and Tendon Ruptures. Recently, a class of antibiotics called fluoroquinolones have been making headlines as experts expect that they can damage mitochondria and cause irreversible nerve damage. Researchers are now trying to figure out why. ( 18) Fluoroquinolones have been associated with troubling side ...Blood in or on the stools. Change in bowel habits (pooping more or less frequently) Constipation. Diarrhea. Fatigue. Growths in the anal canal. Pain, irritation, or itching in the anal area. Unintended weight loss. Treatments for colon and rectal cancer can include surgery, radiation, chemotherapy, or immunotherapy.Oct 12, 2022 · Common causes of rectal bleeding. Hemorrhoids. It’s normal for everyone to have hemorrhoids inside and outside of their anus, and there are several reasons they may become irritated. If you ... Oct 12, 2022 · Common causes of rectal bleeding. Hemorrhoids. It’s normal for everyone to have hemorrhoids inside and outside of their anus, and there are several reasons they may become irritated. If you ... Sep 20, 2018 · Advertisement. After taking antibiotics, it is important to take probiotics and eat the proper foods to prevent gastrointestinal upset and help restore gut flora. A course of antibiotics can upset the delicate flora in your gut because they destroy both the bad and good bacteria. Foods like plain yogurt, bananas, and whole-grain cereals help to ... Dec 14, 2022 · Watery diarrhea. Stomach cramps, pain or tenderness. Fever. Pus or mucus in the stool. Nausea. Dehydration. Symptoms of pseudomembranous colitis can begin as soon as 1 to 2 days after you start taking an antibiotic, or as long as several months or longer after you finish taking the antibiotic. Takeaway. Poop can turn green for many reasons, including a diet rich in high chlorophyll plants. Other possible causes include antibiotic use and bacterial infections. Poop is generally brown ...Jun 27, 2022 · Give S Boulardii Probiotic Yeast For Diarrhea. Saccharomyces boulardii is a probiotic yeast. It’s been shown to be highly effective in resolving dog diarrhea after antibiotics. S. boulardii treats acute and chronic diarrhea in humans … and research iin dogs shows the same results (11). Heart problems. Fluoroquinolone antibiotics can cause serious side effects in people who are at risk of heart valve problems. Stop taking fluoroquinolone treatment straight away and see your GP if you get a serious side effect including: swollen ankles, feet and legs (oedema) new heart palpitations (heartbeats that suddenly become more noticeable)During pregnancy. In babies and children. Summary. Green stool, also referred to as green poop or green feces, can be a temporary condition that results from eating certain foods or taking specific medications or supplements. Green stool happens when feces has a green coloring or tint. The usual color of feces is light to dark brown.An antibiotic side effect occurs as an unwanted reaction that occurs in addition to the desirable therapeutic action of the antibiotic you are taking. Side effects of antibiotics can range from mild allergic reactions to severe and debilitating adverse events. When used appropriately, most antibiotics are relatively safe with few side effects.When in doubt, always consult your veterinarian. There are many reasons why a dog may develop loose stools, but most of the time, dog diarrhea is caused by: Dietary indiscretion: Eating too much ...By Dr. Jennifer Coates, DVM. If your dog has been diagnosed with hematuria (blood in the urine), this is what you can expect to happen next. Medication: Your veterinarian may prescribe any of a number of medications (e.g., antibiotics or urinary acidifiers) depending on the underlying cause of your dog’s hematuria.May 31, 2018 · When we take antibiotics, there is a very good chance that the medication will be able to kill some of these beneficial bacteria found in our intestines. [ 3 ] Typically, this is just a minor change and after a patient stops taking the antibiotic, it is likely that the healthy flora in the intestines will return to normal proportions over time. Nov 14, 2022 · sweating. swelling of the face, ankles, hands, feet, or lower legs. tender, swollen glands in the neck. trouble with sleeping. trouble with swallowing. unpleasant breath odor. unusual bleeding or bruising. unusual tiredness or weakness. upper right abdominal or stomach pain. Apr 16, 2020 · Yes: About one third of the solid matter in stool is dead bacteria. Also, the actions of bacteria on bilirubin influences the color of stool. We have trillions of bacteria in our intestines and antibiotics kill many of these bacteria, influencing the color of our stool. I advise taking probiotic supplements both during and after taking ... Ciprofloxacin may cause diarrhea, and in some cases it can be severe. It may occur 2 months or more after you or your child stop taking this medicine. Do not take any medicine to treat diarrhea without first checking with your doctor. Diarrhea medicines may make the diarrhea worse or make it last longer.Sep 20, 2018 · Advertisement. After taking antibiotics, it is important to take probiotics and eat the proper foods to prevent gastrointestinal upset and help restore gut flora. A course of antibiotics can upset the delicate flora in your gut because they destroy both the bad and good bacteria. Foods like plain yogurt, bananas, and whole-grain cereals help to ... Pseudomembranous colitis. Pseudomembranous colitis refers to swelling or inflammation of the large intestine (colon) due to an overgrowth of Clostridioides difficile ( C difficile) bacteria. This infection is a common cause of diarrhea after antibiotic use. Not all cases of diarrhea associated with antibiotic use are due to C difficile or will ...Check with your doctor immediately if any of the following side effects occur: bloating or swelling of the face, arms, hands, lower legs, or feet. bloody or cloudy urine. difficult, burning, or painful urination. numbness or tingling in the hands, feet, or lips. unusual tiredness or weakness.Common causes of rectal bleeding. Hemorrhoids. It’s normal for everyone to have hemorrhoids inside and outside of their anus, and there are several reasons they may become irritated. If you ...Among the more common side effects for amoxicillin (Amoxil) are: diarrhea. stomach upset. headache. abnormal taste sense. skin rash. vaginal yeast infection. Less common side effects include ...Literature Review. Red stools from cefdinir are described in the package insert 1 but only 3 cases are reported in the medical literature. 3–5 A search of Medline, 1996 to present, using the MESH search terms “cefdinir,” “adverse effects,” and/or “drug/food interactions” and search terms “red stool” or “maroon stool” revealed only 1 published case report of red stools ...An antibiotic side effect occurs as an unwanted reaction that occurs in addition to the desirable therapeutic action of the antibiotic you are taking. Side effects of antibiotics can range from mild allergic reactions to severe and debilitating adverse events. When used appropriately, most antibiotics are relatively safe with few side effects. Red- or black-colored bowel movements are not always caused by blood. Foods and medicines that can look like blood in the bowel movement are listed in the table . A health care provider can do a simple test on the bowel movement to find out if it contains blood. CAUSES. Many different things can cause blood in bowel movements.So, I have had to take antibiotics quite often to fight this infections. One of the side effects could be loose stomach or constipation, that could last up to six months after taking the antibiotic. So her doctor is right: it will take care of itself with time. Just eat healthy and be patient.Dec 30, 2022 · Until 2 months of age, they may pass a stool after each feeding. But, if stools suddenly increase in number and looseness, suspect diarrhea. If it lasts for 3 or more stools, the baby has diarrhea. If the stools contain mucus, blood or smell bad, this points to diarrhea. Other clues to diarrhea are poor eating, acting sick, or a fever. Some bacteria produce vitamin K, which the body needs to make the blood clot. To reduce the impact of antibiotics on vitamin K levels, people can eat: kale. spinach. turnip greens. collards. Swiss ...Nov 14, 2022 · sweating. swelling of the face, ankles, hands, feet, or lower legs. tender, swollen glands in the neck. trouble with sleeping. trouble with swallowing. unpleasant breath odor. unusual bleeding or bruising. unusual tiredness or weakness. upper right abdominal or stomach pain. Nancy C. Caralla, Founder & Executive Director of the C Diff Foundation. Nancy C. Caralla is a three time C. difficile infection survivor who has 23 years’ experience in the nursing profession blended with over 25 years experience in international construction management. Over the past two years, Nancy in partnership with Foundation members ...diarrhea, watery and severe, which may also be bloody. difficulty with swallowing. dizziness. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position. dry mouth. fast heartbeat. fever with or without chills. general feeling of tiredness or weakness. headache.Secondary Constipation. People often experience some form of digestive distress after taking oral medications such as blood-pressure drugs, anticholinergics, opioids, antispasmodics, antacids, and antibiotics. Some of these drugs hamper the nerve and muscle function in the large intestine, while others disrupt the gut flora.Amoxicillin and clavulanate combination may cause diarrhea, and in some cases it can be severe. It may occur 2 months or more after you stop using this medicine. Do not take any medicine to treat diarrhea without first checking with your doctor. Diarrhea medicines may make the diarrhea worse or make it last longer.Colitis. Colitis means inflammation in your colon, where digested food becomes poop. Inflammation in your colon can make your poop more urgent, painful, runny or bloody. You can get temporary colitis from an infection. Some people have chronic colitis. Symptoms and Causes. Diagnosis and Tests. Management and Treatment. Feb 25, 2015 · Nancy C. Caralla, Founder & Executive Director of the C Diff Foundation. Nancy C. Caralla is a three time C. difficile infection survivor who has 23 years’ experience in the nursing profession blended with over 25 years experience in international construction management. Over the past two years, Nancy in partnership with Foundation members ... Jun 27, 2022 · Give S Boulardii Probiotic Yeast For Diarrhea. Saccharomyces boulardii is a probiotic yeast. It’s been shown to be highly effective in resolving dog diarrhea after antibiotics. S. boulardii treats acute and chronic diarrhea in humans … and research iin dogs shows the same results (11). Colitis. Colitis means inflammation in your colon, where digested food becomes poop. Inflammation in your colon can make your poop more urgent, painful, runny or bloody. You can get temporary colitis from an infection. Some people have chronic colitis. Symptoms and Causes. Diagnosis and Tests. Management and Treatment. Nov 23, 2021 · Signs of allergic reactions range from mild to severe and may occur immediately after taking the antibiotic (anaphylaxis) or later on. During an allergic reaction, dogs may experience one or more of the following signs: Swelling of face or muzzle. Skin rash or hives. Difficulty breathing. diarrhea, watery and severe, which may also be bloody. difficulty with swallowing. dizziness. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position. dry mouth. fast heartbeat. fever with or without chills. general feeling of tiredness or weakness. headache.Nancy C. Caralla, Founder & Executive Director of the C Diff Foundation. Nancy C. Caralla is a three time C. difficile infection survivor who has 23 years’ experience in the nursing profession blended with over 25 years experience in international construction management. Over the past two years, Nancy in partnership with Foundation members ...Headache. Headaches are a common side effect of taking certain antibiotics. These antibiotics include: Augmentin (amoxicillin plus clavulanate): This treats bacterial infections of the ears, lungs ...You should plan to stop taking your blood thinner temporarily before your procedure, but only if it is safe to do so. Please contact the doctor who prescribes your blood thinner to discuss whether it is safe to stop, and when to stop. Our physicians will tell you when to resume your medication after your procedure is finished. I take iron pills. Nov 23, 2021 · Signs of allergic reactions range from mild to severe and may occur immediately after taking the antibiotic (anaphylaxis) or later on. During an allergic reaction, dogs may experience one or more of the following signs: Swelling of face or muzzle. Skin rash or hives. Difficulty breathing. You have bowel movement or foul-smelling discharge leaking from your vagina or in your urine. You have severe diarrhea. You urinate less than usual or not at all. You are not able to have a bowel movement. You cannot stop vomiting. You have severe abdominal pain, a fever, and your abdomen is larger than usual. You have new or increased blood in ...Rectal Bleeding What is rectal bleeding? Looking down into a toilet and seeing blood in your stool (poop) can be alarming. Your mind might go to many places as warning bells ring that something’s wrong. Rectal bleeding is a symptom of many different conditions, some more serious than others. Feb 25, 2015 · Nancy C. Caralla, Founder & Executive Director of the C Diff Foundation. Nancy C. Caralla is a three time C. difficile infection survivor who has 23 years’ experience in the nursing profession blended with over 25 years experience in international construction management. Over the past two years, Nancy in partnership with Foundation members ... Avoid straining too hard when you poop while your body is recovering. Use a stool softener if you’re having trouble passing a bowel movement. Do not have sex or masturbate for the first 48 hours ...Jan 9, 2023 · This section lists a few of the possible reasons. 1. Viral or bacterial illnesses. Viral or bacterial infections and parasitic infections can affect digestion and cause foul-smelling stool or ... Check with your doctor immediately if any of the following side effects occur: bloating or swelling of the face, arms, hands, lower legs, or feet. bloody or cloudy urine. difficult, burning, or painful urination. numbness or tingling in the hands, feet, or lips. unusual tiredness or weakness.Nov 19, 2019 · Antibiotic-associated diarrhea is defined as having loose, watery stools three or more times per day while taking antibiotics. This may begin about a week after starting antibiotics. Jul 6, 2023 · diarrhea, watery and severe, which may also be bloody. difficulty with swallowing. dizziness. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position. dry mouth. fast heartbeat. fever with or without chills. general feeling of tiredness or weakness. headache. Aug 1, 2023 · Ciprofloxacin may cause diarrhea, and in some cases it can be severe. It may occur 2 months or more after you or your child stop taking this medicine. Do not take any medicine to treat diarrhea without first checking with your doctor. Diarrhea medicines may make the diarrhea worse or make it last longer. Stomach pain, cramping, or tenderness. In more serious infections, there may be blood or pus in the stool. This can happen because C. diff can cause the colon -- also called the large intestine ... Pediatric. Doxycycline may cause permanent discoloration of the teeth and slow down the growth of bones. This medicine should not be given to children 8 years of age and younger (except for the treatment of exposure to inhalational anthrax or rickettsia infection), unless directed by the child's doctor. Geriatric.Aug 4, 2015 · A blood chemistry panel; Complete blood cell count; Urinalysis; Urine culture and antibiotic sensitivity testing; Abdominal X-rays and/or ultrasound; Appropriate treatment will depend on the results of these tests and the eventual diagnosis. Some of the more common disorders that cause hematuria in dogs are: 1. Hemorrhoids Hemorrhoids are inflamed anal blood vessels. They may develop on the outside or inside of the anus, appearing as small bumps that could occasionally bleed during bowel movements or...During pregnancy. In babies and children. Summary. Green stool, also referred to as green poop or green feces, can be a temporary condition that results from eating certain foods or taking specific medications or supplements. Green stool happens when feces has a green coloring or tint. The usual color of feces is light to dark brown.Treatment. Generally speaking, antibiotic-associated diarrhea will improve once the course of antibiotics is completed. Sometimes it may be necessary to switch to another antibiotic if the symptoms are intolerable. To prevent dehydration, drink plenty of water (around eight to ten 8-ounce glasses per day) with an occasional sports drink to ...Treatment. Generally speaking, antibiotic-associated diarrhea will improve once the course of antibiotics is completed. Sometimes it may be necessary to switch to another antibiotic if the symptoms are intolerable. To prevent dehydration, drink plenty of water (around eight to ten 8-ounce glasses per day) with an occasional sports drink to ...Check with your doctor immediately if any of the following side effects occur: bloating or swelling of the face, arms, hands, lower legs, or feet. bloody or cloudy urine. difficult, burning, or painful urination. numbness or tingling in the hands, feet, or lips. unusual tiredness or weakness.Stomach pain, cramping, or tenderness. In more serious infections, there may be blood or pus in the stool. This can happen because C. diff can cause the colon -- also called the large intestine ... During pregnancy. In babies and children. Summary. Green stool, also referred to as green poop or green feces, can be a temporary condition that results from eating certain foods or taking specific medications or supplements. Green stool happens when feces has a green coloring or tint. The usual color of feces is light to dark brown.Jan 6, 2022 · Hard stools. Hemorrhoids (swollen and inflamed veins in your anus or rectum) Less common causes of rectal bleeding include: Anal cancer. Angiodysplasia (abnormalities in the blood vessels near the intestines) Colon cancer. Colon polyps. Crohn's disease. Diarrhea.
Inflammatory bowel disease. Foreign bodies that have been ingested. Drugs or toxins. Infections. She notes that there are different types of infections that result in a dog pooping blood, such as bacterial, viral (including parvo) or fungal. And, there are several different types of parasites that can cause blood in dog stool, says Dr. Peacock.. Daily 3 and 4 digit midday michigan
Some drugs, like the antibiotic penicillin or the cancer drug cyclophosphamide, can cause blood in your urine. It also might happen if you take medications like aspirin or the blood thinner ...So last Friday she gave me some of her Super Colon Cleanse (about 3/4-5/8 of a scoop/serving) mixed with Metamucil in a water bottle. And I drunk half the mixture. I still haven’t stopped pooping. I’m pooping for hours again, just like with c.diff. No blood this time though. And the stool is pellet like. I keep waking up to poop, or try to ...Jan 14, 2015 · Be especially careful to replenish your beneficial gut bacteria after a course of antibiotics (read my article about 3 things you should do after taking antibiotics). If probiotic food doesn’t do it for you, get a good probiotic supplement. Drink lots of water and stay hydrated. Exercise daily. Here is a short video on what your poop says ... Nov 23, 2021 · Signs of allergic reactions range from mild to severe and may occur immediately after taking the antibiotic (anaphylaxis) or later on. During an allergic reaction, dogs may experience one or more of the following signs: Swelling of face or muzzle. Skin rash or hives. Difficulty breathing. Belly Pain or Discomfort. This is the most common side effect of colonoscopy. You might feel cramping or bloating afterward. Your doctor may use air to inflate your colon so they can get a better ...I’m 38 and have this exact symptom. Sometimes blood droplets in the bowl, sometimes just blood on the tp after wiping. Has been going on for about 5 years. Comes and goes. Sometimes can go a year or more with no sign of blood, then it happens for a month, then disappears. Figured it was fissures/hemaroids from abnormally hard stool due to a ...Takeaway. Poop can turn green for many reasons, including a diet rich in high chlorophyll plants. Other possible causes include antibiotic use and bacterial infections. Poop is generally brown ...Aug 4, 2015 · A blood chemistry panel; Complete blood cell count; Urinalysis; Urine culture and antibiotic sensitivity testing; Abdominal X-rays and/or ultrasound; Appropriate treatment will depend on the results of these tests and the eventual diagnosis. Some of the more common disorders that cause hematuria in dogs are: Risk factors Complications Prevention Overview Antibiotic-associated diarrhea refers to passing loose, watery stools three or more times a day after taking medications used to treat bacterial infections (antibiotics). About 1 in 5 people who take antibiotics develop antibiotic-associated diarrhea.Apr 16, 2020 · Yes: About one third of the solid matter in stool is dead bacteria. Also, the actions of bacteria on bilirubin influences the color of stool. We have trillions of bacteria in our intestines and antibiotics kill many of these bacteria, influencing the color of our stool. I advise taking probiotic supplements both during and after taking ... Apr 16, 2020 · Yes: About one third of the solid matter in stool is dead bacteria. Also, the actions of bacteria on bilirubin influences the color of stool. We have trillions of bacteria in our intestines and antibiotics kill many of these bacteria, influencing the color of our stool. I advise taking probiotic supplements both during and after taking ... Digestive symptoms. A person may experience gas and bloating when first using probiotics. When first using probiotics, some people experience gas, bloating, or diarrhea. Changes in the gut ...If you suspect your dog has AHDS, take them to the vet immediately. Symptoms of Gastroenteritis in Dogs . Take your dog to the emergency vet if you see the signs of AHDS: Sudden onset of bloody diarrhea with no known cause, such as a change in diet. Vomiting, with or without blood. Lethargy (moving slowly, sluggish)A blood test. A blood test can identify infections and other conditions that may cause proctitis. It can also indicate blood loss or an excess of white blood cells. A stool test. A healthcare provider may test a sample of your poop for evidence of infection, bleeding or an excess of white blood cells. A rectal culture. For this test, a ...Many antibiotics cause stomach upset or other gastrointestinal side effects. These can include: nausea. vomiting. cramps. diarrhea. Macrolide antibiotics, cephalosporins, penicillins, and ...diarrhea, watery and severe, which may also be bloody. difficulty with swallowing. dizziness. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position. dry mouth. fast heartbeat. fever with or without chills. general feeling of tiredness or weakness. headache.Watery diarrhea. Stomach cramps, pain or tenderness. Fever. Pus or mucus in the stool. Nausea. Dehydration. Symptoms of pseudomembranous colitis can begin as soon as 1 to 2 days after you start taking an antibiotic, or as long as several months or longer after you finish taking the antibiotic.During pregnancy. In babies and children. Summary. Green stool, also referred to as green poop or green feces, can be a temporary condition that results from eating certain foods or taking specific medications or supplements. Green stool happens when feces has a green coloring or tint. The usual color of feces is light to dark brown..