Active substance
Interferon Beta-1a
9 products from 2 companies contain this in United States.
9 prescription onlyInjection, SolutionKit
Prescription only
Avonex30 ug/.5mLPrescription only Biogen Inc. · Interferon Beta-1aAvonexPrescription only Biogen Inc. · Interferon Beta-1aAvonex Pen30 ug/.5mLPrescription only Biogen Inc. · Interferon Beta-1aRebif22 ug/.5mLPrescription only EMD Serono, Inc. · Interferon Beta-1aRebif44 ug/.5mLPrescription only EMD Serono, Inc. · Interferon Beta-1aRebifPrescription only EMD Serono, Inc. · Interferon Beta-1aRebif RebidosePrescription only EMD Serono, Inc. · Interferon Beta-1aRebif Rebidose22 ug/.5mLPrescription only EMD Serono, Inc. · Interferon Beta-1aRebif Rebidose44 ug/.5mLPrescription only EMD Serono, Inc. · Interferon Beta-1a
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.