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Pitocin

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Pitocin

Pitocin®
(oxytocin) Injection, USP, Synthetic

DRUG DESCRIPTION

Pitocin (oxytocin injection, USP) is a sterile, clear, colorless aqueous solution of synthetic oxytocin, for intravenous infusion or intramuscular injection. Pitocin is a nonapeptide found in pituitary extracts from mammals. It is standardized to contain 10 units of oxytocic hormone/mL and contains 0.5% Chlorobutanol, a chloroform derivative as a preservative, with the pH adjusted with acetic acid. Pitocin may contain up to 16% of total impurities. The hormone is prepared synthetically to avoid possible contamination with vasopressin (ADH) and other small polypeptides with biologic activity. Pitocin has the empirical formula C43H66N12O12S2 (molecular weight 1007.19). The structural formula is as follows:

Pitocin® (Oxytocin) Structural Formula Illustration

What are the possible side effects of oxytocin (Pitocin)?

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.

Tell your caregivers at once if you have a serious side effect such as:

  • fast, slow, or uneven heart rate;
  • excessive bleeding long after childbirth;
  • headache, confusion, slurred speech, hallucinations, severe vomiting, severe weakness, muscle cramps, loss of coordination, feeling unsteady, seizure (convulsions), fainting, shallow breathing or breathing that stops; or
  • dangerously high blood...

Read All Potential Side Effects and See Pictures of Pitocin »

Last reviewed on RxList: 10/20/2014
This monograph has been modified to include the generic and brand name in many instances.

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Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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