Infertility Solution. Semen analysis?

I am 29 year old male, weight 67 Kg , Height 5' 10", no habit of smoking, tobacco,alcohol or Tea/ Coffee Dear Doc, We are trying to conceive baby since last 10 months , but didn't succeeded. We both gone for various lab test,and I my semen analysis is as follows.(First report only) Semen Volume : 2ML Sperm Count : 5 million/ml Total Motility : 8% The doctor prescribed me Productive-M which contains Two tablet 1. Clomifene Citrate 2. antioxidants, Multivitamins, Amino acids & Minerals combination I have not started Clomifene Citrate yet , but started with Second type of tablet. I have also started with rigorous diet plan(minerals, vitamins,anti oxidants,etc.) My Question is : 1. Any other medication is required to help improve it 2. What is prognosis (percentage of chances) ,that it will improve by such medicine and dietary supplements? 3. How much we should wait (What time) to increase it naturally? 4. When i should go for next semen analysis ?