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BELSOMRA tablets contain suvorexant, a highly selective antagonist for orexin receptors OX1R and OX2R.
Suvorexant is described chemically as:
[(7R)-4-(5-chloro-2-benzoxazolyl) hexahydro-7-methyl-1H-1,4-diazepin-1-yl][5-methyl-2-(2H-1,2,3- triazol-2-yl)phenyl]methanone
Its empirical formula is C23H3ClN6O2 and the molecular weight is 450.92. Its structural formula is:
Suvorexant is a white to off-white powder that is insoluble in water.
Each film coated tablet contains 5 mg, 10 mg, 15 mg, or 20 mg of suvorexant and the following inactive ingredients: polyvinylpyrrolidone/vinyl acetate copolymer (copovidone), microcrystalline cellulose, lactose monohydrate, croscarmellose sodium, and magnesium stearate.
In addition, the film coating contains the following inactive ingredients: lactose monohydrate, hypromellose, titanium dioxide, and triacetin. The film coating for the 5 mg tablets also contains iron oxide yellow and iron oxide black, and the film coating for the 10 mg tablets also contains iron oxide yellow and FD&C Blue #1/Brilliant Blue FCF Aluminum Lake.
Last reviewed on RxList: 7/18/2016
This monograph has been modified to include the generic and brand name in many instances.
Additional Belsomra Information
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