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(Generic versions may still be available.)
(sibutramine hydrochloride) Capsule
(sibutramine hydrochloride monohydrate) Capsule
MERIDIA® (sibutramine hydrochloride monohydrate) is an orally administered agent for the treatment of obesity. Chemically, the active ingredient is a racemic mixture of the (+) and (-) enantiomers of cyclobutanemethanamine, 1-(4-chlorophenyl)-N,N-dimethyl-α-(2-methylpropyl)-, hydrochloride, monohydrate, and has an empirical formula of C17H29Cl2NO. Its molecular weight is 334.33.
The structural formula is shown below:
Sibutramine hydrochloride monohydrate is a white to cream crystalline powder with a solubility of 2.9 mg/mL in pH 5.2 water. Its octanol: water partition coefficient is 30.9 at pH 5.0.
Each MERIDIA capsule contains 5 mg, 10 mg, and 15 mg of sibutramine hydrochloride monohydrate. It also contains as inactive ingredients: lactose monohydrate, NF; microcrystalline cellulose, NF; colloidal silicon dioxide, NF; and magnesium stearate, NF in a hard-gelatin capsule [which contains titanium dioxide, USP; gelatin; FD&C Blue No. 2 (5- and 10-mg capsules only); D&C Yellow No. 10 (5- and 15-mg capsules only), and other inactive ingredients].
What are the possible side effects of sibutramine (Meridia)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using sibutramine and call your doctor at once if you have a serious side effect such as:
- fast, pounding, or uneven heartbeats;
- new or worsening shortness of breath;
- agitation, hallucinations, fever, tremor, overactive reflexes, nausea, vomiting, diarrhea, loss of coordination, dilated pupils;
- very stiff (rigid) muscles, high fever, sweating, confusion, feeling like you might pass...
What are the precautions when taking sibutramine hydrochloride monohydrate (Meridia)?
Last reviewed on RxList: 1/31/2011
This monograph has been modified to include the generic and brand name in many instances.
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