Who can not take Viagra?
Viagra is a safe and effective drug but not for all conditions and all people. People having heart problems and taking nitrates should not take Viagra as this may cause a large drop in blood pressure. Women and children should not take Viagra. Following are some of the other precautions to be taken with Viagra:
- severe heart or liver problems
- recent stroke or heart attack
- low blood pressure
- certain rare inherited eye disease
