Thanks for your query,based on the facts that you have posted it appears that you have what is called as Teratoasthenospermia meaning there by that percentage of active grade one motile sperm is less than WHO standards and morphology of the sperm is also abnormal .
Truly speaking there are no medicines that can improve the sperm motility
however Following measure will help to improve sperm motility to some extent.
1) Practice regular exercise for 45 minutes followed by meditation
for 1/2 an hour in the morning.
2) Take high protein diet rich in vegetables and fruits and Vitamin A
3)Take anti oxidants like Almonds 5-6 everyday..
4) Avoid alcohol and smoking..
As regards presence of 70-80 pus cells it suggests severe infection either of seminal vesicle
and needs to be treated with long term antibiotics ( For 2-3 months)like Doxycycline twice daily.