Tazzle D tablet is used for treating erectile dysfunction and premature ejaculation in adult men. It consists of two active ingredients: tadalafil and dapoxetine. Tadalafil relaxes muscles and improves blood flow to the penis, which is helpful in erectile dysfunction. Dapoxetine increases the level of a chemical messenger in the body, which improves control over ejaculation and increases the time to cause ejaculation.