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Diseases

Genetic and Rare Diseases Information Center (GARD)

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N-acetylglutamate synthetase deficiency


Other Names for this Disease
  • Hyperammonemia due to N-Acetylglutamate Synthetase Deficiency
  • N-acetyl glutamate synthetase deficiency
  • NAG synthetase deficiency
  • NAGS deficiency
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Treatment


Management Guidelines

  • GeneReviews provides a current, expert-authored, peer-reviewed, full-text article urea cycle disorders in general that you may find helpful. GeneReview articles describe the application of genetic testing to the diagnosis, management, and genetic counseling of patients with specific inherited conditions.

Clinical Trials & Research for this Disease

  • The U.S. National Institutes of Health, through the National Library of Medicine, developed ClinicalTrials.gov to provide patients, family members, and members of the public with current information on clinical research studies. There is a study titled Study of Treatment and Metabolism in Patients With Urea Cycle Disorders which may be of interest to you. To find this trial, click on the link above.
  • Orphanet lists clinical trials, research studies, and patient registries enrolling people with this condition. Click on Orphanet to view the list.
  • The Research Portfolio Online Reporting Tool (RePORT) provides access to reports, data, and analyses of research activities at the National Institutes of Health (NIH), including information on NIH expenditures and the results of NIH-supported research. Although these projects may not conduct studies on humans, you may want to contact the investigators to learn more. To search for studies, click on the link and enter the disease name in the "Terms Search" box. Then click "Submit Query".

Medical Products

The medication(s) listed in the table(s) below have been approved by the Food and Drug Administration (FDA) for treatment of this condition. The FDA Office of Orphan Products Development designates "orphan products" for those that treat rare diseases affecting fewer than 200,000 Americans. The table(s) below may not be an exhaustive list of drugs or products used to treat this condition. There may be other products available that are not considered orphan products. To search for all FDA approved drugs, visit Drugs@FDA. You can find orphan products used to treat other conditions by searching the Orphan Drug Product Designation database.


Generic Name Glycerol phenylbutyrate
Trade Name
(Manufacturer Name)
Ravicti
(Hyperion Therapeutics, Inc.)
Indication
The FDA has approved this product to be used in this manner.
Use as a nitrogen-binding adjunctive therapy for chronic management of adult and pediatric patients > or = to 2 years of age with urea cycle disorders (UCDs) that cannot be managed by dietary protein restriction and/or amino acid supplementation alone. RAVICTI must be used with dietary protein restriction and, in some cases, dietary supplements (eg, essential amino acids, arginine, citrulline, protein-free calorie supplements).
More Information about this product Drug Information Portal