1.NounTwo or more simultaneous therapies.
All the components together.
"In severe cases, cotherapy with corticosteroids and monoclonal antibodies is indicated.; In severe cases, monoclonal antibodies are added as a cotherapy."
2.NounAll the components together.
"In severe cases, cotherapy with corticosteroids and monoclonal antibodies is indicated."
3.NounAny component among the group, considered individually.
"In severe cases, monoclonal antibodies are added as a cotherapy."