Fildena 120 is only for consumption through the mouth. It is recommended to take medicine at least directions physician’s medication before you planned to have sex.Various factors determine the dose. Hence one should only use the medicine as described by the physician.If you are suffering from Fildena 150 and talking to medicines for a cure, then consult a medical expert.If you have missed any dose, then do not take two-dose simultaneously.If you have forgotten to take medicine before having s*x, then in any circumstances, do not take medication before the s*x as it may not give you the desired results.