Vidalista Professional with alcohol, especially in large amounts. Vidalista Professional is a fast-dissolving form of tadalafil used for erectile dysfunction. Alcohol doesn’t directly “react” dangerously with it in everyone, but the combination can cause problems because both affect blood vessels and blood pressure. Here’s what can happen if you mix them: Low blood pressure → dizziness, lightheadedness, or even fainting Worse side effects of tadalafil (headache, flushing, fast heartbeat) Reduced erection quality → alcohol itself can worsen erectile function, counteracting the medicine Increased strain on the body, especially if you drink heavily A small amount of alcohol (like one drink) is sometimes tolerated by some people, but “professional use” of tadalafil generally means you should be cautious and avoid drinking if possible—especially anything more than light social drinking.