Severe Pain In Lower Left Abdomen, Difficulty In Walking, Nausea, Head And Back Ache After Clamp Tubal Ligation. Cure?

Hi, I had a clamp tubal ligation done in Feb of last year, I had endometrios about seven years ago until I had three more pregnancys after the endometrios. I was told that the scared tissue would go away with the pregnancy. Since my tubal I have been having alot of pain in my lower left abdomen, the pain gets so unbearable it hurts to walk, I feel nausea , my head hurts and my lower back can you help?