Nystop Side Effects
Generic name: nystatin topical
Medically reviewed by Drugs.com. Last updated on Jun 7, 2022.
Note: This document contains side effect information about nystatin topical. Some of the dosage forms listed on this page may not apply to the brand name Nystop.
For the Consumer
Applies to nystatin topical: topical cream, topical ointment, topical powder
Side effects requiring immediate medical attention
Along with its needed effects, nystatin topical (the active ingredient contained in Nystop) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor as soon as possible if any of the following side effects occur while taking nystatin topical:
- Skin irritation not present before use of this medicine
For Healthcare Professionals
Applies to nystatin topical: topical cream, topical kit, topical ointment, topical powder, vaginal tablet
Dermatologic side effects associated with nystatin topical (the active ingredient contained in Nystop) powder, cream, and ointment have included skin irritation, burning, itching, rash, eczema, and pain on application in less than 0.1% of patients.[Ref]
Genitourinary side effects associated with nystatin vaginal tablets have included vaginal irritation, burning, and itching. At least one case of severe vulvovaginitis has also been reported.[Ref]
A 64-year-old female experienced severe vulvovaginitis while receiving intravaginal nystatin therapy for Candida glabrata infection. She was administered nystatin vaginal tablets, 100,000 units twice daily for 14 days. She returned immediately after having completed the course complaining of intense skin rash in the vulvar area accompanied by severe irritation, burning, and itching. Therapy with a hydrocortisone cream and intramuscular betamethasone dipropionate was initiated. A week later, she had marked improvement with clearing of the vulvovaginal erythema and edema.[Ref]
Hypersensitivity side effects associated with nystatin topical (the active ingredient contained in Nystop) powder, cream, and ointment have included allergic reactions and allergic contact dermatitis in less than 0.1% of patients. Stevens-Johnson syndrome has also been reported.
More about Nystop (nystatin topical)
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- Drug class: topical antifungals
Related treatment guides
1. Hills RJ, Ive FA "Contact sensitivity to nystatin in Timodine." Contact Dermatitis 28 (1993): 48
2. Garty BZ "Stevens-Johnson syndrome associated with nystatin treatment." Arch Dermatol 127 (1991): 741-2
3. Wasilewski C Jr "Allergic contact dermatitis from nystatin." Arch Dermatol 104 (1971): 437
4. Wasilewski C Jr "Allergic contact dermatitis from nystatin." Arch Dermatol 102 (1970): 216-7
5. Quirce S, Parra F, Lazaro M, Gomez MI, Sanchez Cano M "Generalized dermatitis due to oral nystatin." Contact Dermatitis 25 (1991): 197-8
6. Lang E, Goos M "Combined allergy to tolnaftate and nystatin." Contact Dermatitis 12 (1985): 182
7. de Groot AC, Conemans JM "Nystatin allergy. Petrolatum is not the optimal vehicle for patch testing." Dermatol Clin 8 (1990): 153-5
8. "Product Information. Mycostatin Pastilles (nystatin)." Ernest Jackson & Co. Ltd (2001):
9. "Product Information. Mycostatin (nystatin)." Apothecon Inc (2022):
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.