Suhagra 100mg, widely known as generic Viagra, is an effective medication for men who find it difficult to achieve or sustain an erection. It contains 100mg Sildenafil Citrate which helps the blood to flow properly through the penis and allow men to attain an erection for a period of 8 hours. For this pill to work properly, the person should be sexually stimulated. Suhagra can be taken with or without food but it works effectively when taken on an empty stomach. It is advised not to take more than one pill of Suhagra 100mg in 24 hours.