Question for Motala clinic and Diagnostics + Motala Pharmacy

After having a medical abortion in may last year i went trough D And C and was advised to use a contraciptive till am fine again,foolishly i used depo.and from june till today ive never used it again but to my surprise am not able to concieve again. what should i do ? Can you help me or i still need to wait ? Am lossing my mind now Dr.please help