Cortrosyn

NDC 0548-5900 · Amphastar Pharmaceuticals, Inc.

Generic nameCosyntropin

Dosage formINJECTION, POWDER, LYOPHILIZED, FOR SOLUTION

RouteINTRAMUSCULAR, INTRAVENOUS

Active ingredient(s)COSYNTROPIN

Strength.25 mg/mL

Pharmacologic classAdrenocorticotropic Hormone [CS], Adrenocorticotropic Hormone [EPC]

Marketing categoryNDA

Packages

0548-5900-00 — 10 VIAL in 1 CARTON (0548-5900-00) / 1 mL in 1 VIAL

Billed under HCPCS

J0834 — Injection, cosyntropin, 0.25 mg Medicare Part B payment limit (ASP + 6%): $22.18

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

0404-9839 — Cortrosyn, 0781-3440 — Cosyntropin, 51662-1567 — COSYNTROPIN, 71872-7313 — Cosyntropin, 71872-7318 — Cosyntropin

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.

Read from: FDA National Drug Code Directory, product.txt and package.txt (accessdata.fda.gov/cder/ndctext.zip) — Snapshot retrieved 2026-08-24, loaded 2026-08-24; CMS Medicare Part B Drug Average Sales Price (ASP) Pricing Files (cms.gov/medicare/payment/part-b-drugs/asp-pricing-files) -- the NDC-HCPCS crosswalk and Part B payment limit files — 2026 Q4 (October 2026 release). All data sources · How to read the labels

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources