Is Isocarboxazid in shortage right now?

Yes. FDA currently lists Isocarboxazid in shortage, with the reason given as "other". This page is rebuilt every morning from FDA's shortage database.

Who makes Isocarboxazid?

2 companies have marketed Isocarboxazid in the last 30 days, according to the FDA NDC Directory. That is a thin market — if one stops making it, supply is at risk quickly. Every manufacturer and package is listed on this page.

Market view

isocarboxazid · Tablet

1 marketed package NDCs · 1 active manufacturer

All forms Powder (3)Tablet (1)

The short version

Only one company currently supplies this market — there is no backup if it stumbles. It is in shortage right now — FDA lists the reason as “other”.

Same drug class

Other molecules FDA puts in Monoamine Oxidase Inhibitor, with whether each is in shortage right now. Same class is not the same drug — substitution is a clinical decision, and this is a supply picture, not a recommendation.

Common questions

Is Isocarboxazid in shortage right now?: Yes. FDA currently lists Isocarboxazid in shortage, with the reason given as "other". This page is rebuilt every morning from FDA's shortage database.
Who makes Isocarboxazid?: 2 companies have marketed Isocarboxazid in the last 30 days, according to the FDA NDC Directory. That is a thin market — if one stops making it, supply is at risk quickly. Every manufacturer and package is listed on this page.

Shortage reports for this molecule

In shortage now — Marplan, Tablet, 10 mg, 100 count bottle (NDC 72336-032-01)Apr 16, 2026

All marketed products

Expand a strength to see its dosage forms, then package sizes, then each manufacturer and NDC. Click an NDC for its full detail page.