immunosuppressed

US /ˌɪm.jəˌnoʊ.səˈprest/
UK /ˌɪm.jəˌnoʊ.səˈprest/
1.

imunosupresi

having an immune system that is prevented from working as effectively as it should, usually as a result of a medical treatment:

:
Many children die from secondary infections that they contract while they are immunosuppressed during chemotherapy.