Side Effects of Mycostatin (nystatin)

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

• diarrhea,
• nausea,
• vomiting,
• rash,
• skin irritation, and
• allergic reactions.

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.

Common side effects of nystatin include:

• Diarrhea
• Nausea
• Stomach pain
• Vomiting

Other side effects of nystatin include:

• Contact dermatitis
• Allergic reactions

Possible serious side effects of nystatin include:

• Stevens-Johnson syndrome

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

• allergic reactions,
• burning,
• itching,
• rash,
• eczema, and
• pain on application.

No information provided.