Tadalista 20mg is available as a water-soluble medication. This indicates that medications need water to dissolve during the consumption process. Like any other medicine, [**Tadalista 20mg**](https://www.genericpharmamall.com/product/tadalista-20mg/) belongs to a certain category known as PDE inhibitor medicines. In addition, it is also a medicine that responds specifically to a doctor's prescription and is therefore known as a prescription medicine. Changing the prescription without a doctor's authorization can be harmful to your health or even dangerous.