Before revision: The conditions that orphan drugs are used to treat are referred to as orphan diseases.The assignment of orphan status to a disease and to drugs developed to treat it is a matter of public policy that depends on the country.
After revision: legislation (if there is any) of theThe conditions that orphan drugs are used to treat are referred to as orphan diseases.The assignment of orphan status to a disease and to drugs developed to treat it is a matter of public policy that depends on the country.