Generic name: Miconazole nitrate.

Other brand names: Micatin.

Monistat is an antifungal. It destroys and prevents the growth of fungi. 

Quick Facts About Monistat


Used to treat fungal infections. Monistat 3 and 7 are used for vaginal yeast infections. Monistat-Derm is used to treat skin infections such as athlete’s foot, ringworm, jock itch, yeast infection on the skin, and tinea versicolor.

Monistat Dosage

Take exactly as prescribed. If using vaginal form, do not douche unless directed to by your doctor. Do not scratch — causes more irritation and may spread infection. Continue taking prescription even if symptoms disappear; not finishing prescription may cause infection to return. Use even if your menstrual period starts.

  • Usual adult dose: vaginal cream — 1 applicatorful inserted vaginally at bedtime for 7 consecutive days. Vaginal suppositories — 1 suppository inserted vaginally at bedtime for 7 consecutive days. Monistat-Derm — apply thin layer over affected area morning and night. For tinea versicolor, apply thin layer over affected area once per day.
  • Usual child dose: follow doctor’s instructions carefully for children.
  • Missed dose: take as soon as possible, unless almost time for next dose. In that case, do not take missed dose; go back to regular schedule.

Monistat Side Effects

Overdose symptoms:

none reported. However, if you suspect an overdose, immediately seek medical attention.

More common side effects: burning sensation, cramping, headaches, hives, irritation, rash, vulval or vaginal itching.

No known less common or rare Monistat side effects.


No known Monistat drug interactions.

No known food/other substance interactions. 

Special Cautions

Do not use if first trimester of pregnancy; is absorbed in small amounts from the vagina. If pregnant or planning to become pregnant, inform your doctor immediately. Not known if Monistat appears in breast milk.

No special precautions apply to seniors.

Follow doctor’s instructions carefully for children. Do not give to girls under 12 years.

  • Avoid use if you have: fever above 100°F (using an oral thermometer); foul-smelling vaginal discharge; pain in the lower abdomen, back, or either shoulder. If these symptoms develop during Monistat use, stop treatment and contact your doctor.
  • Contact your doctor if the infection has not improved within 3 days or relief is not complete within 7 days, or if symptoms return within 2 months.
  • If sensitive to or allergic to this medication, should not use.
  • Inform your doctor of any irritation, or if symptoms persist.
  • Vaginal cream or suppositories may interact with latex used in vaginal diaphragms and condoms.
  • Avoid sexual intercourse if using suppositories, or use a condom.

Note: provides accurate and independent information prescription pills, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. If you have questions about  dosage, or Monistat side effects, please contact your healthcare provider.