Do not take this drug if you are taking nitrate-based medicine for chest pain or angina. Cenforce 100mg can cause serious side effects, including heart attack or stroke. It may also be dangerous for people with a history of stomach bleeding or ulcers. This drug is also risky for people with sickle cell disease because it can cause a painful complication of this disease called a vaso-occlusive crisis.
These side effects can be serious and may occur at any time, even without warning signs. They can include severe dizziness, headache, numbness of an arm or leg, one-sided weakness, vision changes, fainting, confusion, or seizures. Contact your doctor right away if you have any of these symptoms.