While India has agreed to lift an export ban on this drug, US President Donald Trump has called this drug as a "game-changer" in the fight against coronavirus.
India is one of the world's largest manufacturers of hydroxychloroquine.
It is very similar to chloroquine, one of the oldest and best-known anti-malarial drugs.
Bengal Chemicals and Pharmaceuticals Limited (BCPL) has emerged as the only Public Sector Undertaking (PSU) in India which has been manufacturing the currently most sought after anti-malaria drug ‘Chloroquine Phosphate’ since decades.
BCPL was founded in 1901 by Acharya Prafulla Chandra Ray.
It is India's first pharmaceutical company.
Prafulla Chandra Ray was known as “Father of Indian Chemistry”.