Triazole antifungal
Skin side effects of Fluconazole: rash, dryness, photosensitivity
Skin reactions are among the most visible side effects of medication and range from minor cosmetic concerns to medical emergencies. Fluconazole (Fluconazole) at 50mg, 100mg, 150mg, 200mg may produce a range of skin effects depending on Fluconazole; this page covers what is typical, what is rare, and what calls for stopping the medication.
Common skin effects of Fluconazole
According to the prescribing information for Fluconazole, common skin reactions include mild rash, dryness, mild itching, transient flushing and (for some agents) photosensitivity that makes the skin more sensitive to UV. Fluconazole is a triazole antifungal that inhibits the cytochrome P450-dependent enzyme lanosterol 14-alpha-demethylase, blocking the synthesis of ergosterol from lanosterol. Most are mild, appear in the first weeks and resolve without intervention or with simple measures (moisturiser, sunscreen).
Serious skin reactions
Severe skin reactions — Stevens-Johnson syndrome, toxic epidermal necrolysis, drug-induced hypersensitivity syndrome — are rare but life-threatening. Warning signs are a rash with fever, mucosal involvement (mouth, eyes), skin peeling, or rapidly spreading rash. Any of these on Fluconazole at 50mg, 100mg, 150mg, 200mg is a medical emergency and reason to stop the medication and seek immediate care.
Frequently asked questions
Is a rash on Fluconazole dangerous? ▾
Most rashes on Fluconazole at 50mg, 100mg, 150mg, 200mg are mild and resolve. A rash with fever, mucosal involvement, blistering or rapid spread is not — it requires emergency evaluation and stopping the medication.
Can Fluconazole cause sunburn or photosensitivity? ▾
Some medications including a subset of Triazole antifungal agents increase UV sensitivity, making sunburn occur faster. The prescribing information for Fluconazole lists this when documented. Sunscreen and avoiding peak sun exposure manage the risk.
Products containing Fluconazole
More on Fluconazole
- With alcoholFluconazole and alcohol — is it safe to drink?
- With foodShould Fluconazole be taken with food?
- Side effectsFluconazole side effects: common, rare and warning signs
- Dosage guideFluconazole dosage guide: how much to take and when
- OnsetHow fast does Fluconazole start working?
- DurationHow long does Fluconazole last?
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.