is sub dermal contraceptive
method,used for 3 yrs and effective more than 99%.
It has some side effects & it varies from woman to woman like irregular period with prolonged amenorrhoea, headache, Wt change, DVT, abdominal discomfort, nausea, fatigue
, mood swing
Do a USG lower abdomen with some hormone test to rule out underlying pathology along with some clinical examination may be needed.
Avoid stress, take healthy diet, control body wt by regular exercise and need proper sleep. Do periodic health checkup to your doctor. Be well.