Furosemide vs Sildenafil
## Furosemide vs Sildenafil: Overview
This comparison examines the pharmacological differences between **Furosemide** and **Sildenafil**.
## Mechanism of Action
**Furosemide**: Loop diuretic inhibiting Na-K-2Cl cotransporter.
**Sildenafil**: Selective PDE5 inhibitor increasing cGMP.
## Pharmacokinetics
**Half-life**: Furosemide — 2 hours; Sildenafil — 4 hours.
## Chemical Properties
**Molecular Formula**: Furosemide — C12H11ClN2O5S; Sildenafil — C22H30N6O4S.
**Molecular Weight**: Furosemide — 330.7440 g/mol; Sildenafil — 474.5800 g/mol.
**Type**: Furosemide — Small molecule; Sildenafil — Small molecule.