An experimental COVID-19 treatment pill, called molnupiravir and being developed by Merck & Co Inc and Ridgeback Biotherapeutics LP, is seen in this undated handout photo released by Merck & Co Inc and obtained by Reuters May 17, 2021. Merck & Co Inc/Handout via REUTERSA UN-backed agency has struck a deal with nearly 30 generic drugmakers to make low-cost versions of Merck's COVID-19 pill molnupiravir for poorer countries, expanding access to a drug seen as a weapon to fight the pandemic.