Diflucan with statins (atorvastatin, rosuvastatin, simvastatin)
Statins are among the most widely prescribed chronic medications, often used alongside many other agents including Diflucan (Fluconazole). The combination at 50mg, 100mg, 150mg, 200mg is generally safe, but a small number of statin-specific interactions matter — particularly for simvastatin, which shares CYP3A4 metabolism with several common medications.
How Diflucan interacts with statins
Statins differ in their metabolic pathways: simvastatin and atorvastatin go through CYP3A4 most heavily; rosuvastatin and pravastatin take other routes and have fewer drug interactions. If Fluconazole acts on CYP3A4, the combination with simvastatin or atorvastatin can raise statin levels and increase muscle-related side effects. 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 the prescribing information for Fluconazole, anyone on a statin should mention it before starting Diflucan at 50mg, 100mg, 150mg, 200mg. The prescriber may switch the statin (e.g. from simvastatin to rosuvastatin) or adjust the statin dose during Diflucan use. Persistent muscle pain, weakness or dark urine on the combination warrants prompt evaluation.
Frequently asked questions
Can I take Diflucan with my statin? ▾
For most users at 50mg, 100mg, 150mg, 200mg, yes — particularly with rosuvastatin or pravastatin which have minimal interactions with Fluconazole. Simvastatin and atorvastatin combinations may need a dose review by the prescriber to avoid amplified statin effects.
Will Diflucan cause muscle pain with my statin? ▾
Muscle pain is the most common statin side effect and can be amplified when combined with medications that raise statin plasma levels. Persistent or new muscle pain on Diflucan at 50mg, 100mg, 150mg, 200mg should be reported promptly so the prescriber can review the combination.
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.