Det gives normalt i en dosis på 180 mikrogram én gang ugentligt i 48 uger, selvom nogle patienter med hepatitis C kan have brug for 16, 24 eller 72 ugers behandling.
It is usually given as 180 micrograms once a week for 48 weeks, although some hepatitis C patients may need 16, 24 or 72 weeks of treatment.