Tadalis SX 20 Mg is a medication that contains Tadalafil as its active ingredient. Tadalafil belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors, which work by increasing blood flow to the penis, facilitating an erection. Tadalis SX 20 Mg dosage helps relax the blood vessels in the penis, allowing for improved blood circulation and enhanced sexual performance.