A heart patient in the US today gets Clopidogrel, a life-saving drug, for a hundredth of the original price, saving the US healthcare system $5 billion, money that is now used to treat other disease. My team did this.

I knew we had made history when we created Cresp, the world's first biosimilar darbopoetin, but I realised our true impact when Mrs PoonamTambe told us that, thanks to us, she no longer feels breathless.

After six cycles of chemotherapy and a Rs 3 lakh loan to pay for them, Dayanand Sharma was left with nothing. With the help of Sparsh, a Dr Reddy's initiative, I could get him treatment free of cost.

We were the first to bring omeprazole to Russia, the gold standard for patients with peptic ulcers. Today government studies and thousands of doctors credit us with bringing down the prevalence of this ailment.