Megalis 20 Tablet is a medication used to treat **erectile dysfunction (ED) in men** and **pulmonary arterial hypertension (PAH)**. It contains **Tadalafil (20mg)** as its active ingredient ???. The medicine works by increasing blood flow to the penis to help men get an erection. In PAH, it relaxes or widens the blood vessels inside the lungs, which reduces blood pressure in the lungs ??.

The recommended dose of Megalis 20 Tablet is one tablet per day, taken orally with water. It should be taken at least 30 minutes before sexual activity ?. The effect of Megalis 20 Tablet can be observed within 30 to 60 minutes of intake and may last up to 36 hours ?.

Please note that Megalis 20 Tablet can be dangerous to take along with medicines called nitrates (often given for chest pain). Do not take this medicine if you have severe heart or liver problems, if you have recently had a stroke or heart attack or if you have low blood pressure. Talk to your doctor if you suffer from these or any other health problems before taking it.