Fildena 100 mg can interact with certain medications, including nitrates, alpha-blockers, antifungal medications, and HIV protease inhibitors. It's important to inform your healthcare provider about all medications you are taking to avoid potential drug interactions.As with any medication, it's crucial to use Fildena 100 mg as directed by your healthcare provider and to follow all safety precautions. If you have any questions or concerns about Fildena or its use, consult your healthcare provider for personalized advice and guidance.