26 February 2021 - Today, the U.S. FDA approved Nulibry (fosdenopterin) for injection to reduce the risk of death due to Molybdenum Cofactor Deficiency Type A, a rare, genetic, metabolic disorder that typically presents in the first few days of life, causing intractable seizures, brain injury and death.

The effectiveness of Nulibry for the treatment of Molybdenum Cofactor Deficiency Type A was demonstrated in 13 treated patients compared to 18 matched, untreated patients. The patients treated with Nulibry had a survival rate of 84% at three years, compared to 55% for the untreated patients.

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