ENSPRYNG is a prescription medicine used to treat neuromyelitis optica spectrum disorder (NMOSD) in adults who are aquaporin-4 (AQP4) antibody positive. It is not known if ENSPRYNG is safe and effective in children.
Do not take ENSPRYNG if you:
ENSPRYNG may cause serious side effects including:
Your healthcare provider will check if you have an infection and treat it if needed before you start or continue to take ENSPRYNG.
Before you take ENSPRYNG, tell your healthcare provider about all of your medical conditions, including if you:
Tell your healthcare provider about all the medicines you are taking, including prescription and over-the-counter medicines, vitamins, and herbal supplements.
What are the most common side effects of ENSPRYNG?
The most common side effects of ENSPRYNG include:
These are not all the possible side effects of ENSPRYNG.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects to Genentech at 1-888-835-2555.
For more information, call 1-844-NSPRYNG.
For additional safety information, please see the full Prescribing Information and Medication Guide.
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