Drug class

Gene Therapy Agents - SMN Protein Deficiency

Gene Therapy Agents - SMN Protein Deficiency is a specialized formulary and administrative drug classification rather than a broad, multi-drug pharmacological class. Read more about Gene Therapy Agents - SMN Protein Deficiency

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About Gene Therapy Agents - SMN Protein Deficiency.

Gene Therapy Agents - SMN Protein Deficiency is a specialized formulary and administrative drug classification rather than a broad, multi-drug pharmacological class.

Established in standard compendia primarily to categorize adeno-associated virus-based gene replacement therapies such as onasemnogene abeparvovec, these agents function by delivering a functional copy of the human *SMN1* gene directly into target motor neurons.

By restoring sustained expression of the survival motor neuron (SMN) protein, the therapy addresses the root genetic cause of neuromuscular degeneration.

Consequently, this class is utilized exclusively for the management of spinal muscular atrophy (SMA) associated with bi-allelic *SMN1* mutations.