Drinking alcohol while using Fildena 100 purple pill can increase the risk of experiencing side effects such as dizziness, lightheadedness, fainting, and changes in blood pressure. Alcohol can also impair your ability to achieve and maintain an erection, which may counteract the effects of Fildena 100. It’s generally advisable to avoid excessive alcohol consumption when taking Fildena 100 to maximize the effectiveness of the medication and minimize potential side effects. If you have any concerns or specific health conditions, it’s best to consult with a healthcare provider for personalized advice.