Thanks for your query,based on the facts that you have posted it appears that you have
what is termed as Oligospermia
meaning there by your sperm count
is low as compared to WHO standards to impregnate your wife.
You have bee prescribed Cornisure 500.speman forte and Vit E to increase your sperm count.
Truly speaking there are no medicines that have been proved scientifically effective to increase the sperm count.Following measure will help you to increase the sperm count 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
Tough you are 41 years of age there is no reason why you should not impregnate your wife provided your sperm count and motility reaches to normal values .