Sildigra 100 mg can rarely cause chest pain, but it is not a common side effect in healthy users. Why chest pain can happen Chest pain after taking sildenafil may occur due to a few reasons: 1. Blood pressure drop Sildenafil relaxes blood vessels. In some people, this can lower blood pressure too much, leading to: Chest tightness Dizziness Lightheadedness or fainting 2. Heart strain during ***** activity Sex itself increases heart rate and blood pressure. If someone has hidden heart disease, this combined stress can trigger chest discomfort. 3. Underlying heart problems Chest pain may not be from the medicine itself but from: Coronary artery disease Angina (reduced blood flow to the heart) Previous heart conditions not yet diagnosed 4. Dangerous drug interactions Risk increases if taken with: Nitrate heart medicines (very dangerous combination) Certain blood pressure drugs This can cause a sudden, severe drop in blood pressure and chest pain. When chest pain is serious Seek emergency care immediately if chest pain: Feels heavy, tight, or spreads to arm/jaw Comes with sweating, nausea, or breathlessness Happens during or after taking the tablet or during sex Key takeaway Chest pain is uncommon but potentially serious with Sildigra 100 mg. In many cases it signals an underlying heart or blood pressure issue rather than a direct drug effect, and it should never be ignored.