Depot shot is very much effective in preventing unwanted pregnancy
and to be taken once in 3 months. It has failure rate less than 0.3 per HWY. But there has several side effects like irregular period, prolonged infertility
after discontinuation, wt change, headache etc.
Pregnancy depends on proper timing of ovulation and unprotected sex. Do a initial home pregnancy test with urine or blood for beta hcg
test to confirm/ exclude pregnancy.
, take healthy diet, control body wt and need proper sleep.