(Reuters) – The U.S. Food and Drug Administration approved a treatment developed by AstraZeneca Plc and Merck & Co Inc for a rare genetic disorder, the companies said on Tuesday.

Koselugo has been approved for treating paediatric patients two years of age and older with a form of neurofibromatosis, which is a debilitating genetic condition that affects one in every 3,000 to 4,000 individuals.

(Reporting by Aakash Jagadeesh Babu in Bengaluru; Editing by Krishna Chandra Eluri)

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