What is the action of oxytocin in small doses, when used as intravenous infusion in a full term uterus?: (A) Relaxes uterus, (B) Induces uterine contractions, (C) Causes cervical dilatation, (D) All
Answer is B. Oxytocin increases the force and frequency of uterine contractions. With low doses, full relaxation occurs in between contractions. Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no.329)