Contraception

Question 1

What is the mechanism of action of Nexplanon?

Answer 1

Suppression of ovulation plus thickening of cervical mucus and thinning of endometrial lining

Question 2

Most common side effect of the etonogestrel implant?

Answer 2

Abnormal uterine bleeding - 50% infrequent or amenorrheic

Question 3

What drugs can adversely interact with hormonal contraception?

Answer 3

Carbamazepine, felbamate, oxcarbazepine, phenobarbital, phenytoin, primidone, topiramate