Almost all women of childbearing age can use Sino-implant (II)/Levoplant. This includes women of any age, women with or without children, breastfeeding mothers, women who are HIV positive, women who smoke, and women who have had an abortion.

A small number of women with certain medical conditions should not have Sino-implant (II)/Levoplant inserted. These conditions include an allergy to levonorgestrel or any other ingredients in Sino-implant (II)/Levoplant, unexplained abnormal bleeding, breast cancer or cancer of the lining of the womb, liver tumor or other liver illnesses, and blood clots in the leg, lung, or eye.

Some medications may interfere with Sino-implant (II)/Levoplant's effectiveness to prevent pregnancy. For more information about contraindications for Sino-implant (II)/Levoplant, please speak with your healthcare provider.