"In a drug safety communication issued today, the US Food and Drug Administration (FDA) says it is aware of recent reports "questioning" the safety of prescription and over-the-counter (OTC) pain medicines when used during pregnancy, but that it l"...
(oxytocin) Injection, USP, Synthetic
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:
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...
Last reviewed on RxList: 10/20/2014
This monograph has been modified to include the generic and brand name in many instances.
Additional Pitocin Information
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