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Nystatin and Upset Stomach: What Users Say

Brand names: Bio-Statin

Upset stomach: mentioned by 5 users (5.1%)

Based on user experiences from 98 Nystatin reviews, the following table shows the most commonly mentioned side effects.

All user comments are moderated by Drugs.com. Each review is verified for relevance and screened for inappropriate content. Side effects are user-reported and not clinically verified.

bad taste 8.2%
dry mouth 7.1%
burning 5.1%
sore tongue 5.1%
upset stomach 5.1%
nausea 4.1%
pain 4.1%
sore throat 4.1%
chest pain 3.1%
diarrhea 3.1%

Reviews for Nystatin

Commonly mentioned side effects
  • Kay...
  • June 30, 2019

For Oral Thrush "I was on antibiotics for an extended time and after 4 months, I developed thrush. After starting this medicine, I noticed my mouth became extremely dry, especially at night while sleeping. My tongue had a funny burning sensation and everything tasted odd. Has anyone else had this same problem? Also, I got really bad diarrhea and stomach cramps."

2 / 10
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249 Report
  • But...
  • Taken for less than 1 month
  • July 29, 2021

For Oral Thrush "It took 7 full days, 5 ml, for my oral thrush infection to clear. The usual time is 2-3 days, but since I'm immunocompromised, it took me longer to heal. I had only a stomach ache for 2 out of the 7 days while on this medication. No other symptoms!"

10 / 10
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8 Report
  • bai...
  • Taken for less than 1 month
  • May 24, 2021

For Oral Thrush "I took it as a swish and spit for thrush. After a few days, I developed dry mouth and a bit of burning after I took it. Some stomach cramps also occurred. None of these side-effect symptoms were too much, and I finished a 2-week prescription."

7 / 10
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7 Report

Frequently asked questions

  • SND...
  • Taken for less than 1 month
  • January 18, 2023

For Oral Thrush "I developed oral thrush after being on antibiotics and methylprednisolone for oral surgery. I was prescribed nystatin rinse and was told to rinse and spit and not swallow, which I followed. It almost immediately made me dizzy and lightheaded. My stomach was upset and gurgling. After the second time taking it, I had diarrhea three times. My surgeon couldn’t understand how I could get diarrhea and GI upset if I wasn’t swallowing… but I was. It was clear when my stool was orangey-yellow like nystatin. I was then advised to stop and try fluconazole. Currently taking that with no issues (only taken it twice) and improvement but still working on it."

2 / 10
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1 Report
  • SND...
  • Taken for less than 1 month
  • January 18, 2023

For Oral Thrush "I developed oral thrush after being on antibiotics and methylprednisolone for oral surgery. I was prescribed nystatin rinse and was told to rinse and spit and not swallow, which I followed. It almost immediately made me dizzy and lightheaded. My stomach was upset and gurgling. After the second time taking it, I had diarrhea three times. My surgeon couldn’t understand how I could get diarrhea and GI upset if I wasn’t swallowing… but I was. It was clear when my stool was orangey-yellow like nystatin. I was then advised to stop and try fluconazole. Currently taking that with no issues (only taken it twice) and improvement but still working on it."

2 / 10
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1 Report

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