When it comes to treating erectile dysfunction (ED), two popular medications often are discussed: sildenafil and tadalafil. Both belong to a class of drugs known as phosphodiesterase type 5 (PDE5) inhibitors, meaning they work by relaxing the blood vessels in the penis to facilitate erections. While they share a common mechanism of action, there ar

Sildenafil and Tadalafil belong to two prominent medications commonly prescribed for erectile dysfunction (ED). Both operate by restricting a specific enzyme called phosphodiesterase type 5 (PDE5), which plays crucial in the relaxation of blood vessels throughout the penis. This dilation allows increased blood flow to the penis, resulting an erecti