Cenforce 200 mg tablets are used in the treatment of impotence in men. It helps in male erection. It works by increasing blood flow to the penile region of the body. This helps men get and maintain an erection. The drug is called sildenafil. Silagra is used in medicine for sexual problems. It helps most people change the drug to a more sexual one. It belongs to a class of drugs known as phosphodiesterase type 5 (PDE 5) inhibitors. You can take this medicine before or after food. It is best for young people to raise it.