Last reviewed · How we verify

Fabrazyme (agalsidase beta)

Genzyme, a Sanofi Company · FDA-approved active Small molecule Quality 26/100

Fabrazyme (agalsidase beta) is a marketed enzyme replacement therapy developed by Genzyme (Sanofi) for Fabry disease in patients aged 2 years and older. The drug provides exogenous α-galactosidase A to reduce pathogenic GL-3 accumulation in lysosomes. With 38 clinical trials and 293 publications, Fabrazyme represents a foundational treatment for this rare lysosomal storage disorder. The drug demonstrates clinical differentiation through its established safety and efficacy profile in both pediatric and adult populations. As a pioneering enzyme replacement therapy, Fabrazyme maintains significant commercial importance in the rare disease market, though newer alternatives have emerged.

At a glance

Generic nameFabrazyme (agalsidase beta)
Also known asr-hαGAL, Fabrazyme
SponsorGenzyme, a Sanofi Company
Drug classEnzyme replacement therapy (ERT); recombinant enzyme
Targetα-galactosidase A (GLA gene product); substrate: globotriaosylceramide (GL-3)
ModalitySmall molecule
Therapeutic areaMetabolic
PhaseFDA-approved

Approved indications

Boxed warnings

Common side effects

No common side effects on file.

Drug interactions

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape: