What is Palynziq used to treat?
Medically reviewed by Drugs.com. Last updated on Aug 13, 2020.
Palynziq is a phenylalanine (Phe) metabolizing enzyme given as a subcutaneous (under the skin) injection. Patients with PKU are born with an inability to break down the amino acid phenylalanine found in certain foods and sweeteners. If untreated, PKU can result in long-term intellectual, neurodevelopmental and psychiatric disabilities.