Cenforce D is a combination medication used to treat erectile dysfunction and premature ejaculation in men. It contains sildenafil citrate, which enhances blood flow to the penis, and dapoxetine, a selective serotonin reuptake inhibitor that helps delay ejaculation. This dual action improves sexual performance and control. It is typically taken orally before sexual activity as prescribed by a doctor. Common side effects may include headache, nausea, dizziness, flushing, or dry mouth. Avoid alcohol and certain medications while using it. Always consult a healthcare professional to ensure safe use and proper dosage.