CYCLOSET Tablets contain bromocriptine mesylate, a dopamine receptor agonist.
Bromocriptine mesylate is chemically designated [Ergotaman-3',6',18-trione,
(salt), (5'α)-]. CYCLOSET (bromocriptine mesylate tablets) is a single enantiomer with absolute configuration
5R, 8R, 2'R, 5'S, 11'S, 12'S. The structural formula of bromocriptine is shown
Bromocriptine mesylate is a white or slightly colored fine crystalline powder
with a molecular formula of C32H40BrN5O5·CH4SO3 and a molecular weight of 750.72.
CYCLOSET tablets contain bromocriptine mesylate USP in an amount equivalent
to 0.8 of bromocriptine. Each tablet contains the following inactive ingredients:
lactose, corn starch, magnesium stearate, colloidal silicon dioxide, and citric
What are the possible side effects of bromocriptine (Cycloset, Parlodel)?
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 bromocriptine and call your doctor at once if you have a serious side effect such as:
- vision problems, constant runny nose;
- chest pain, pain when you breathe, fast heart rate, rapid breathing, feeling short of breath (especially when lying down);
- back pain, swelling in your ankles or feet, urinating less than usual or not at all;
- confusion, hallucinations, feeling...
Read All Potential Side Effects and See Pictures of Cycloset »
Last reviewed on RxList: 5/11/2011
This monograph has been modified to include the generic and brand name in many instances.