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DescriptionsOxytocin is a hormone used to help start or continue labor and to control bleeding after delivery. It is also sometimes used to help milk secretion in breast-feeding. Oxytocin may also be used for other conditions as determined by your doctor. In general, oxytocin should not be used to start labor unless there are specific medical reasons. Be sure you have discussed this with your doctor before receiving this medicine. This medicine is available only with your doctor's prescription. Novartis Pharmaceuticals removed Syntocinon® nasal spray from the market in March 1995. Before UsingIn deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered: AllergiesTell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully. PediatricNo information is available on the relationship of age to the effects of oxytocin in the pediatric population. Safety and efficacy have not been established. GeriatricNo information is available on the relationship of age to the effects of oxytocin in geriatric patients. BreastfeedingStudies suggest that this medication may alter milk production or composition. If an alternative to this medication is not prescribed, you should monitor the infant for side effects and adequate milk intake. Drug InteractionsAlthough certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are receiving this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive. Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Other InteractionsCertain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco. Other Medical ProblemsThe presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:
Proper UseA nurse or other trained health professional will give you this medicine. This medicine is given through a needle placed in one of your veins or as a shot into one of your muscles. PrecautionsOxytocin can be very useful for helping labor. However, there are certain risks with using it. Oxytocin causes contractions of the uterus. In women who are unusually sensitive to its effects, these contractions may become too strong. In rare cases, this may lead to tearing of the uterus. Also, if contractions are too strong, the supply of blood and oxygen to the fetus may be decreased. Oxytocin may cause jaundice and eye problems such as retinal hemorrhage in some newborn infants. If you have concerns about this, ask your doctor. This medicine may cause a serious condition called water intoxication. Tell your doctor right away if you start having have confusion, drowsiness, headache, or seizures while you are receiving this medicine. Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor or nurse immediately if any of the following side effects occur: Rare
Incidence not known
Get emergency help immediately if any of the following symptoms of overdose occur: Symptoms of overdose
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Rare
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088. Portions of this document last updated: Nov. 01, 2022 Original article: https://www.mayoclinic.org/drugs-supplements/oxytocin-intravenous-route-intramuscular-route/side-effects/drg-20065254 Copyright © 2022 IBM Watson Health. All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes. . Which finding is the most serious adverse effect associated with oxytocin administration during labour?Oxytocin may cause serious or life-threatening side effects in the newborn baby, including: slow heartbeats or other abnormal heart rate; jaundice (a yellow appearance of the baby's skin);
Which of the following is the most serious adverse effect associated with oxytocin?This medicine may cause a serious condition called water intoxication.
Does oxytocin cause fetal hypoxia?Oxytocin itself has no adverse effect on the fetus, but it will produce uterine contraction after use. Excessive uterine contraction may lead to abnormal blood supply of the fetal placenta and fetal hypoxia.
What does oxytocin do during labour?Oxytocin contracts the uterus and promotes the progress of labour. A large oxytocin pulse occurs with the birth, and pulses continue afterwards, which help the new mother to birth the placenta, prevent bleeding, and warm her chest for skin-to-skin contact with her baby.
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