Below is a detailed description of the mechanism of action and dosage of PARSABIV (Etelcalcetide Hydrochloride Injection): Mechanism of Action PARSABIV is a synthetic calcimimetic peptide drug. Its active ingredient, etelcalcetide, specifically binds to and activates the calcium-sensing receptors (CaSR) on the surface of parathyroid cells. By mimicking the physiological effects of increased...