I've a question please help me.

I've a question , as I was poisoned before will it effects will last long till now?? Because when forcefully I had poison at that time I was vomiting continusly and my hands and legs started getting numb and slowly slowly the effects signifying paralysis attack,somehow I managed to survive but now I facing a issue I feel like something is in my veins and it moves here and there in my body and wherever it goes that area starts hurting badly like when it goes to my head I put dozens of books on my head to stop it from hurting same when it moves in my hand I'm facing it for 5-6 years now , I've this question because when I was poisoned,then the doctor who treated me just made me vomit 5-6 times a day and fast for 3 days,I think that the poison had gone in my blood system/circulatory system, please help me and also suggest to whom I can consult for the cure of my condition??