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Prostin E2®
(dinoprostone) Vaginal Suppository
PROSTIN E2 Vaginal Suppository, an oxytocic, contains dinoprostone as the naturally occurring prostaglandin E2 (PGE2).
Its chemical name is (5Z,11α,13E,15S)-11,15-Dihydroxy-9-oxo-prosta-5,13-dien-1-oic acid and the structural formula is represented below:
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The molecular formula is C20H32O5. The molecular weight of dinoprostone is 352.5.
Dinoprostone occurs as a white crystalline powder. It has a melting point within the range of 64° to 71°C. Dinoprostone is soluble in ethanol and in 25% ethanol in water. It is soluble in water to the extent of 130 mg/100 mL.
Each suppository contains 20 mg of dinoprostone in a mixture of glycerides of fatty acids.
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Tell your caregivers at once if your contractions slow down or become uneven, if you feel like you have a fever, or if you have any sudden vaginal bleeding.
Less serious side effects may include:
This is not a...
Read All Potential Side Effects and See Pictures of Prostin E2 »
Before using this medication, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: severe breathing problem (e.g., uncontrolled asthma), current pelvic problem (active pelvic inflammatory disease), current heart disease (e.g., uncontrolled angina, recent heart attack), liver disease, kidney disease.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: anemia, asthma, high or low blood pressure,...
Last reviewed on RxList: 10/7/2008
This monograph has been modified to include the generic and brand name in many instances.
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