PIQRAY (alpelisib) is a kinase inhibitor. The chemical name of alpelisib is (2S)-N1-[4-Methyl-5-[2-(2,2,2- trifluoro-1,1-dimethylethyl)-4-pyridinyl]-2-thiazolyl]-1,2-pyrrolidinedicarboxamide. Alpelisib is a white to almost white powder. The molecular formula for alpelisib is C19H22F3N5O2S and the relative molecular mass is 441.47 g/mol. The chemical structure of alpelisib is shown below:
PIQRAY film-coated tablets are supplied for oral administration with three strengths that contain 50 mg, 150 mg and 200 mg of alpelisib. The tablets also contain hypromellose, magnesium stearate, mannitol, microcrystalline cellulose, and sodium starch glycolate. The film-coating contains hypromellose, iron oxide black, iron oxide red, macrogol/polyethylene glycol (PEG) 4000, talc, and titanium dioxide.