Uy, sa Depo talaga yan common, maraming girls na nakakaranas ng prolonged spotting, lalo na sa first few months pagkatapos ng injection, kaya hindi ka nag-iisa! Normal siya for some, but kung medyo matagal na talaga and it's bothering you, better check with your OB para sure, basta ma-rule out na walang iba pang nangyayari. Some bodies adjust after 2-3 shots, some don't, so alam niya kung kailangan mo ng switch to another contraceptive o anong gagawin.