Cenforce 100mg, which contains the active ingredient Sildenafil Citrate, requires a prescription in most countries. Sildenafil is a PDE5 inhi***or commonly used to treat erectile dysfunction (ED) by helping increase blood flow to the penis when sexually aroused. Like all medications, Cenforce 100mg can cause side effects, such as headaches, dizziness, indigestion, and vision changes. A doctor can help monitor for side effects and adjust treatment if necessary. You should consult a healthcare provider before using Cenforce 100mg to discuss your symptoms, medical history, and any other medications you may be taking.