The default and some causes when the use of DMPA for woman of reproductive age in Viet Nam

The investigation was performed with 871 users of DMPA. Among them 516 had been use and 355 defaults. DMPA was accepted because of the convenience for use (62%), the high effectiveness (56%), no side effect, no adverse reation for sexual activity. The rate of defaults was from 10-70%, depending on the province, the time.. 80.2% by the cause of side effects, in which amenorrhia 33.2% and menstrual disorder 43.4%.