Are long-acting contraceptives harmful to the body?

Long-acting contraceptives due to high hormone content, side effects on the human body more, such as early pregnancy reaction, menstrual disorders, bleeding or amenorrhea, etc. Long-acting contraceptives by long-acting estrogen and synthetic progesterone compatibility, taking a contraceptive can be a month, after oral absorption is easy to gastrointestinal tract, stored in adipose tissue, slow release from long-acting contraceptive effect, contraceptive effectiveness can reach 96%-98%, but due to more side effects, at this stage has been rarely used. It is recommended to take contraceptive measures with fewer side effects, such as condoms, short-acting contraceptives, intrauterine devices, etc.