An Expanded Access Protocol to Provide Avexitide in Patients With Post-Bariatric Hypoglycemia

Patients in this EAP will be eligible in one of two categories (Category A and Category B) as defined below: * Category A: Individuals who have completed the LUCIDITY trial through the Week 48 OLE Part B end-of-treatment visit on avexitide. * Category B: Individuals who participated in previous avexitide clinical trials conducted in PBH following RYGB; or documented LUCIDITY participants who signed ICF and were eligible for LUCIDITY based on screening and run-in, but were unable to be randomized due to completion of recruitment. Key Inclusion Criteria: Applicable to all patients: * Male or female, at least 18 years of age; able to understand the purpose and risks of the program, and provides written informed consent to participate. * Not eligible for or otherwise able to obtain access to avexitide via a clinical trial, and does not have access to satisfactory, alternative treatment options. * If female, cannot be breastfeeding or lactating, and if of childbearing potential must agree to use a highly effective method of birth control during EAP participation. A negative urine pregnancy test is required at time of entry. * If male, must agree to use a highly effective method of birth control during EAP participation. For Category A: * Have completed the LUCIDITY trial through the Week 48 OLE Part B end-of-treatment visit on avexitide. For Category B: * Have clinical diagnosis of PBH, and underwent documented RYGB ≥ 12 months prior to EAP eligibility assessment. * Has bo…