It is not recommended to take Vidalista 20, a medication commonly used for erectile dysfunction, with alcohol. Both alcohol and Vidalista 20 mg can lower blood pressure, and when combined, they may cause an excessive drop in blood pressure, leading to dizziness, lightheadedness, or even fainting. Additionally, alcohol can interfere with the effectiveness of the medication, reducing its ability to help with erectile dysfunction. Drinking heavily may also impair your ability to achieve or maintain an erection, making the medication less effective. For the best results and safety, it is advisable to avoid excessive alcohol consumption when taking Vidalista 20.