Fildena 100mg [ Fildena 100mg ] is one such medication, and it has been found to be effective in treating ED caused by both low testosterone levels and other causes. Avanafil [Avanafil 50mg ] works by inhibiting the enzyme PDE5, which causes penile muscles to relax and increase blood flow to the penis. This increased blood flow allows men to achieve an erection more easily. Tadalafil is an FDA-approved phosphodiesterase type 5 inhibitor that has been proven to be an effective and safe treatment for erectile dysfunction. Tadalafil [ tadalafil oral jelly ] is an oral medication and should be taken with water 30 minutes before sexual activity. Side effects may include headaches, flushing, nasal congestion, heartburn, and back pain. Men who are taking nitrate medications, such as nitroglycerin, should not take Super p force [ Super P Force ] as it may cause a sudden decrease in blood pressure. Testosterone replacement therapy combined with vardenafil [ vardenafil 20mg ] may be the best course of treatment for erectile dysfunction. Your doctor can help you decide which treatment plan is right for you.