Huge, huge amounts of drug discovery is funded by governments[0] around the world. Pharmaceutical companies step in to fund the trials after the promising results come out. A lot of the trials take place in India under ethically concerning conditions[1].<p>[0] <a href="http:&#x2F;&#x2F;www.ncbi.nlm.nih.gov&#x2F;books&#x2F;NBK50972&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.ncbi.nlm.nih.gov&#x2F;books&#x2F;NBK50972&#x2F;</a><p>[1] <a href="http:&#x2F;&#x2F;www.who.int&#x2F;bulletin&#x2F;volumes&#x2F;86&#x2F;8&#x2F;08-010808&#x2F;en&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.who.int&#x2F;bulletin&#x2F;volumes&#x2F;86&#x2F;8&#x2F;08-010808&#x2F;en&#x2F;</a>