Malegra Green 100 MgTablet is a prescription drug used to treat impotence (Erectile Dysfunction) in men. Men can use this to get or keep an erection. It is a member of a class of drugs called phosphodiesterase type 5 (PDE 5) Inhibitors. You can take Malegra Green 100 Mg Australia either before or after eating. It should be taken exactly as prescribed by your doctor. You should wait approximately one hour before planning to have sex. Work typically takes anywhere from 30 minutes to 1 hour, although this varies from person to person.