Cenforce 100 Cenforce 100mg is an oral drug that works to treat erectile dysfunction. It belongs to a class of drugs called phosphodiest erase type 5 (PDE 5) inhibitors. The main ingredient of Cenforce is Sildenafil Citrate. This medication is able to treat erectile dysfunction by increasing the flow of blood to the penis. It also works by causing the muscles in the penile blood vessels to...