What’s Keytruda, the best-selling drug that treats 22 cancers, but is unaffordable for most?

Keytruda, manufactured by the US-based Merck & Co, is an immunotherapy drug that has become one of the world’s best-selling ...

What’s Keytruda, why is it a big deal in India’s cancer fight

First approved by the US FDA in 2014 for advanced skin cancer, Keytruda is now used globally for certain lung cancers, ...