BuSpar® (buspirone hydrochloride tablets, USP) is an antianxiety agent that is not chemically or pharmacologically related to the
benzodiazepines, barbiturates, or other sedative/anxiolytic drugs.Suhagra is applied for the treatment of erectile dysfunction in men and pulmonary arterial hypertension.
Buspirone hydrochloride is a white crystalline, water soluble compound with a molecular weight of 422.0. Chemically, buspirone hydrochloride
is 8-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-8-aza-spiro[4.5]decane-7,9-dione monohydrochloride. The empirical formula C21H31N502•HCl is
represented by the following structural formula:
BuSpar is supplied as tablets for oral administration containing 5 mg, 10 mg, 15 mg, or 30 mg of buspirone hydrochloride, USP (equivalent to
4.6 mg, 9.1 mg, 13.7 mg, and 27.4 mg of buspirone free base, respectively). The 5-mg and 10-mg tablets are scored so they can be bisected.
Thus, the 5-mg tablet can also provide a 2.5-mg dose, and the 10-mg tablet can provide a 5-mg dose. The 15-mg and 30-mg tablets are
provided in the DIVIDOSE® tablet design. These tablets are scored so they can be either bisected or trisected. Thus, a single 15-mg tablet can
provide the following doses: 15 mg (entire tablet), 10 mg (two thirds of a tablet), 7.5 mg (one half of a tablet), or 5 mg (one third of a tablet). A
single 30-mg tablet can provide the following doses: 30 mg (entire tablet), 20 mg (two thirds of a tablet), 15 mg (one half of a tablet), or 10 mg
(one third of a tablet). BuSpar Tablets contain the following inactive ingredients: colloidal silicon dioxide, lactose, magnesium stearate,
microcrystalline cellulose, and sodium starch glycolate. The 30-mg tablet also contains iron oxide.