Well rare disease is also an economic desert.
Its only because of Government regulation big pharma started to care about these.
Mainly the Orphan Drug Act of 1983 with provided tax incentives as well as subsidized research. There is also the Rare Disease act of 2002 but that IMO is less signifigant.
Don't forget that for rare diseases affecting children the government awards fast track vouchers. These allow you to shorten the approval time of another drug (or sell it for a few hundred million for another company to do the same.
Mainly the Orphan Drug Act of 1983 with provided tax incentives as well as subsidized research. There is also the Rare Disease act of 2002 but that IMO is less signifigant.
Don't forget that for rare diseases affecting children the government awards fast track vouchers. These allow you to shorten the approval time of another drug (or sell it for a few hundred million for another company to do the same.
See: https://en.wikipedia.org/wiki/Orphan_Drug_Act_of_1983 https://en.wikipedia.org/wiki/Rare_Diseases_Act_of_2002 https://en.wikipedia.org/wiki/Priority_review