Hvis et af følgende indtræffer skal ribavirindosis reduceres til 600 mg/ dag (200 mg om morgenen og 400 mg om aftenen):
Specific recommendations for management of treatment-emergent anaemia are as follows: ribavirin should be reduced to 600 milligrams/ day (200 milligrams in the morning and 400 milligrams in the evening) if either of the following apply: