Loss of interest, decreased concentration and attention, feeling low and disturbed sleep or appetite are some of the signs of depression. Consult a psychiatrist who will assess you in detail. If you are feeling suicidal or hopeless, seek professional help immediately. Try some relaxation techniques like yoga, meditation and deep breathing. Indulge in hobbies. Spend time with people close to you.

there is no problem for which there is no solution. only the right solution has to be found out. sometimes psychiatric issues has its roots in the childhood. but one thing i can surely tell u. only medication will not help u. with medications u will need some kind of psychotherapy. dont give up hope.