Cobra 120 is one of the most popular sildenafil generics on the market that is used to cure male sensual problem erectile dysfunction. Cobra (Sildenafil Citrate) is not an aphrodisiac and stimulation will be required to develop an erection.The medicament is suitable for treating the first signs of impotence. The active ingredient of COBRA 120mg is 120 mg of sildenafil citrate.