FDA pharmacologic class
Monoamine Oxidase Type B Inhibitor
2 medicines are in FDA's class of monoamine oxidase type b inhibitors: selegiline (Emsam) and safinamide (Xadago). 1 of the 2 are listed from generic labelers (FDA NDC Directory, October 8, 2026). The lowest pharmacy cost is selegiline hcl 5 mg capsule at $0.756 per capsule (NADAC).
Which medicines are monoamine oxidase type b inhibitor?
| Medicine | Brand names | Generic labelers (all forms) | Pharmacy cost | Boxed warning | Shortage | Recalls since 2012 |
|---|---|---|---|---|---|---|
| Selegiline | Emsam, Zelapar | 11 labelers | $0.756 per capsule 5 mg capsule | No | No current entry | 1 |
| Safinamide | Xadago | none listed | $36.33 per tablet 100 mg tablet | No | No current entry | 0 |
Source: FDA Established Pharmacologic Class (NDC Directory, openFDA); CMS NADAC of October 7, 2026; FDA shortages and recalls (FDA files October 8, 2026)
What do pharmacies pay?
Each medicine's most widely listed form, per unit, in the NADAC survey: what pharmacies paid, not what a patient pays; strengths differ, so compare like with like.
Source: CMS National Average Drug Acquisition Cost (NADAC) survey, October 7, 2026: what retail pharmacies paid per unit; not a counter price