SPL Set ID: 349308ef-2caf-4fec-b428-56ae06c6771d
1 drug(s) with this SPL Set ID
Venlafaxine Hydrochloride Extended-Release Tablets are extended-release tablets for oral administration that contain venlafaxine hydrochloride, USP a structurally novel antidepressant. Venlafaxine hydrochloride is a selective serotonin and norepinephrine reuptake inhibitor (SNRI). It is designated (R/S)-1-[2-(dimethylamino)-1-(4-methoxyphenyl)ethyl] cyclohexanol hydrochloride or (±)-1-[α-[(dimethylamino)methyl]-p-methoxybenzyl] cyclohexanol hydrochloride and has the empirical formula of C 17 H 27 NO 2 HCl. Its molecular weight is 313.87. The structural formula is shown below. venlafaxine hydrochloride Venlafaxine hydrochloride, USP is a white to off-white crystalline solid with a solubility of 572 mg/mL in water (adjusted to ionic strength of 0.2 M with sodium chloride). Its octanol:water (0.2 M sodium chloride) partition coefficient is 0.43. Venlafaxine Hydrochloride Extended-Release Tablets are formulated as extended-release tablet for once-a-day oral administration. Venlafaxine Hydrochloride Extended-Release Tablet is comprised of a matrix system containing hydrophilic polymers surrounded by an insoluble but permeable coat. After administration, the soluble components of the coat dissolve and fluid from the gastrointestinal tract enters the tablet through the porous coat, causing the polymers to hydrate and swell. Drug is released slowly from the dosage form by a process of diffusion and erosion of the polymeric matrix. Tablets contain venlafaxine hydrochloride, USP equivalent to 150 mg or 225 mg venlafaxine. Inactive ingredients consist of colloidal silicon dioxide, hypromellose, lactose monohydrate, magnesium stearate, maltodextrin, silicified microcrystalline cellulose, opadry, polyethylene glycol, surelease clear, talc, titanium dioxide, triacetin and xanthan gum. Chemical Structure