<prompt> MC side effect of DMPA is:-Delayed return of feilityHigh failure rateIrregular cyclesWeight gain  <response>: MC side effect of DMPA is Disruptions of normal menstrual cycles most common Depot Medroxy Progesterone Acetate DMPA Is a progestogen only Injectable contraceptive Depot formulation Dose : 150 mg im every 3 months Advantage Highly effective Long lasting and reversible Does not affect lactation Side effects: Disruptions of normal menstrual cycles most common Amenorrhea 