ALVAIZ (eltrombopag) tablets contain eltrombopag choline, a small molecule thrombopoietin (TPO) receptor agonist for oral administration.
Eltrombopag choline is a biphenyl hydrazone. The chemical name for eltrombopag choline is (Z)-3’-(2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1h-Pyrazol-4(5h)-ylidene)hydrazinyl)-2’-hydroxybiphenyl-3-carboxylic acid -choline (1:1). It has the molecular formula C30H35N5O5. The molecular weight is 545.63 g/mol for eltrombopag choline and 442.47 g/mol for eltrombopag free acid.
Eltrombopag choline has the following structural formula:
Eltrombopag choline is practically insoluble in aqueous buffer across a pH range of 1.2 to 6.8.
ALVAIZ (eltrombopag) tablets contain 9 mg, 18 mg, 36 mg, or 54 mg of eltrombopag, supplied as 11.1 mg, 22.2 mg, 44.4 mg, and 66.6 mg of eltrombopag choline, respectively. The inactive ingredients of ALVAIZ tablets are:
Tablet Core:
anhydrous lactose, copovidone, croscarmellose sodium, edetate disodium dihydrate, magnesium stearate, poloxamer 188, polyethylene glycol 4000, povidone K12, silicified microcrystalline cellulose, and silicon dioxide.
Coating:
Strength | |
9 mg: | FD&C Blue No. 1 aluminum lake, polyethylene glycol 3350, polyvinyl alcohol, talc, and titanium dioxide. |
18 mg: | Hypromellose 2910, polyethylene glycol 4000, talc, and titanium dioxide. |
36 mg: | Iron oxide red, iron oxide yellow, polyethylene glycol 3350, polyvinyl alcohol, talc, and titanium dioxide. |
54 mg: | FD&C Red #40 aluminum lake, hypromellose 2910, iron oxide yellow, polyethylene glycol 400, and titanium dioxide. |