Does Mycostatin (nystatin) cause side effects?

Mycostatin (nystatin) suspension is an antifungal liquid medication prescribed to treat fungal infections of the mouth (like oral thrush).

Nystatin works by binding to sterols in the walls of fungal cells, disturbing function of the cell wall. The fungal cells eventually lose their contents, leading to their death and improvement of the fungal infection. The brand name Mycostatin is discontinued.

Common side effects of Mycostatin include

Serious side effects of Mycostatin include Stevens-Johnson syndrome (rare).

There are no significant drug interactions with Mycostatin.

There are no adequate studies done with Mycostatin to determine safe and effective use in pregnant women.

It is unknown if Mycostatin enters breast milk; it is best to be cautious before using it in breastfeeding mothers.

What are the important side effects of Mycostatin (nystatin)?

Common side effects of nystatin include:

Other side effects of nystatin include:

Possible serious side effects of nystatin include:

  • Stevens-Johnson syndrome

Mycostatin (nystatin) side effects list for healthcare professionals

The frequency of adverse events reported in patients using Mycostatin (nystatin) preparations is less than 0.1%.

The more common events that were reported include

What drugs interact with Mycostatin (nystatin)?

No information provided.

Summary

Mycostatin (nystatin) suspension is an antifungal liquid medication prescribed to treat fungal infections of the mouth (like oral thrush). Common side effects of Mycostatin include diarrhea, nausea, vomiting, rash, skin irritation, and allergic reactions. Serious side effects of Mycostatin include Stevens-Johnson syndrome (rare). There are no adequate studies done with Mycostatin to determine safe and effective use in pregnant women. It is unknown if Mycostatin enters breast milk.

Treatment & Diagnosis

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Medically Reviewed on 8/19/2020
References
FDA Prescribing Information

Professional side effects and drug interactions sections courtesy of the U.S. Food and Drug Administration.