Is Diflucan vegetarian or vegan-friendly?
Vegetarian and vegan patients sometimes ask whether their medication contains animal-derived ingredients. The active substance Fluconazole in Diflucan is almost always synthetically produced; the question typically concerns excipients in the tablet or capsule shell at 50mg, 100mg, 150mg, 200mg.
Animal-derived excipients in Diflucan
Common animal-derived excipients in pharmaceuticals include gelatin (in capsule shells, derived from porcine or bovine sources), lactose (dairy-derived), and certain magnesium stearate sources. The prescribing information and patient leaflet for Fluconazole list excipients; whether they are animal-derived is sometimes specified, sometimes left ambiguous. Fluconazole is a triazole antifungal that inhibits the cytochrome P450-dependent enzyme lanosterol 14-alpha-demethylase, blocking the synthesis of ergosterol from lanosterol.
Practical guidance
According to general pharmacy practice, vegetarians and vegans concerned about Diflucan excipients should ask the pharmacist or manufacturer directly. Many medications have authorised generic versions with different excipient profiles — switching to a generic of Fluconazole with vegetable-derived excipients is sometimes possible at 50mg, 100mg, 150mg, 200mg. For strict requirements (e.g. religious or strong ethical), specialist pharmacy consultation gives definitive answers.
Frequently asked questions
Does Diflucan contain gelatin? ▾
Whether Diflucan contains gelatin depends on the formulation — capsule shells often do, tablet coatings sometimes do. The patient leaflet for Fluconazole at 50mg, 100mg, 150mg, 200mg lists excipients; the manufacturer or pharmacist can confirm gelatin source if not explicitly stated.
Is Diflucan suitable for vegans? ▾
Most modern tablet formulations are vegan-compatible (active ingredient synthetic, excipients usually plant or mineral), but capsule shells and some coatings may use animal-derived components. For strict vegan requirements, confirm with the manufacturer or pharmacist for the specific Diflucan product.
More on Diflucan
- With alcoholDiflucan and alcohol — is it safe to drink?
- With foodShould Diflucan be taken with food?
- Side effectsDiflucan side effects: common, rare and warning signs
- Dosage guideDiflucan dosage guide: how much to take and when
- OnsetHow fast does Diflucan start working?
- DurationHow long does Diflucan last?
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.