Vidalista Professional contains tadalafil, usually in a higher or “enhanced” dose meant for erectile dysfunction, sometimes with additional ingredients depending on the manufacturer. Its safety in people with heart conditions requires careful consideration. Heart-related considerations: Cardiovascular stress: Sexual activity itself increases heart rate and blood pressure. For men with unstable heart conditions, Vidalista Professional added stress can be dangerous. Nitrate medications: Vidalista Professional must never be combined with nitrates (e.g., nitroglycerin, isosorbide mononitrate) or nitric oxide donors. Doing so can cause a severe, life-threatening drop in blood pressure. Other blood pressure medications: Alpha-blockers or antihypertensives can interact with tadalafil, potentially causing dizziness, fainting, or hypotension. Recent cardiac events: Men who had a heart attack, stroke, or uncontrolled arrhythmia within the last 90 days are generally advised to avoid PDE5 inhibitors. Severe heart failure or low blood pressure: High doses of tadalafil can further strain the cardiovascular system.