SPL Set ID: 42e2d437-0712-4e9c-9c2a-00093c406d62
1 drug(s) with this SPL Set ID
Palonosetron hydrochloride injection contains palonosetron as palonosetron HCl, an antiemetic and antinauseant agent. It is a serotonin-3 (5-HT 3 ) receptor antagonist with a strong binding affinity for this receptor. Chemically, palonosetron hydrochloride is: (3a S )-2-[( S )-1-Azabicyclo [2.2.2]oct-3-yl]-2,3,3a,4,5,6-hexahydro-1-oxo-1 H benz[ de ]isoquinoline hydrochloride. The molecular formula is C 19 H 24 N 2 O•HCl, with a molecular weight of 332.87. Palonosetron hydrochloride exists as a single isomer and has the following structural formula: Palonosetron hydrochloride is a white to off-white crystalline powder. It is freely soluble in water, soluble in propylene glycol, and slightly soluble in ethanol and 2-propanol. Palonosetron hydrochloride injection is a sterile, clear, colorless, non-pyrogenic, isotonic, buffered solution free from visible particles for intravenous administration. Palonosetron hydrochloride injection is available as a 5 mL single-dose vial. Each 5 mL vial contains 0.25 mg palonosetron (equivalent to 0.28 mg palonosetron HCl), 207.5 mg mannitol, disodium edetate and citrate buffer in water for intravenous administration. The pH of the solution in the 5 mL vial is 4.5 to 5.5. Palonosetron Hydrochloride Chemical Structure