Uses | • abnormal uterine bleeding • dysmenorrhea • menorrhagia • polycystic ovarian syndrome |
Contraindications, drug interactions or cautions | Contraindications • breast cancer or other estrogen- or progestin-dependent neoplasms • women at high risk of arterial or venous thrombotic diseases • migraine with aura • uncontrolled hypertension • women >35 years of age who smoke • inherited/acquired coagulopathies Drug Interactions • anticonvulsants • antibiotics • benzodiazepines • barbiturates • antihistamines • analgesics |
Adverse Effects (common and severe) | • headache • vaginitis • leukorrhea • acne • breast tenderness • nausea |
Instructions and dose (initial; typical) | one ring, inserted vaginally and left in place for 3 consecutive weeks, then removed for 1 week. new ring inserted 7 days after the last was removed. |
Monitoring | blood pressure |
Source of Suggestion | WHO Model List of Essential Medicines (Added on August, 2015) |