i made varicose operation 6 months ago, the normal sperm and motility was 45% after 2 months from the operation, now after 6 months of the operation motility went down to 5 % and normal shape sperm went down to 25 %, my viscosity is very high, the medicines that i took every day since the operation is zinc, carnitine, glutathione, vitamin E, what went wrong with me ?