FDA approves two gene therapies for sickle cell disease, including first that uses CRISPR
In a landmark moment for genetic medicine and sickle cell disease patients, the FDA on Friday approved not just one but two gene therapies for the disease: Vertex Pharmaceuticals’ and CRISPR Therapeutics’ Casgevy, marking the first-ever approval of a CRISPR-based medicine in the US, and Lyfgenia, bluebird bio’s lentiviral gene therapy.
The treatments are approved for sickle cell disease patients 12 years of age and older who experience painful attacks associated with the disease. Vertex will charge $2.2 million in the US for Casgevy, while bluebird will charge $3.1 million for Lyfgenia.
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