Active substance
Interferon Beta-1a
6 products from 2 companies contain this in Canada.
6 prescription onlysolutionpowder for solution
Prescription only
AVONEX60 mcgPrescription only Biogen Canada Inc · Interferon Beta-1a · L03AB07AVONEX30 mcgPrescription only Biogen Canada Inc · Interferon Beta-1a · L03AB07REBIF22 mcgPrescription only Emd Serono, A Division Of Emd Inc., Canada · Interferon Beta-1a · L03AB07REBIF44 mcgPrescription only Emd Serono, A Division Of Emd Inc., Canada · Interferon Beta-1a · L03AB07REBIF66 mcgPrescription only Emd Serono, A Division Of Emd Inc., Canada · Interferon Beta-1a · L03AB07REBIF132 mcgPrescription only Emd Serono, A Division Of Emd Inc., Canada · Interferon Beta-1a · L03AB07
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.