Skip to content
healthcare.dev
Get a free key

Levothyroxine Sodium

NDC 42023-203, LEVOTHYROXINE SODIUM ANHYDROUS, injection, powder, lyophilized, for solution, from ENDO USA, Inc..

Product NDC
42023-203
Status
Listed
Labeler
ENDO USA, Inc.
Dosage form
INJECTION, POWDER, LYOPHILIZED, FOR SOLUTION
Route
INTRAVENOUS
Product type
HUMAN PRESCRIPTION DRUG
Marketing category
NDA
Application
NDA202231
DEA schedule
None
Request
curl https://api.healthcare.dev/v1/drugs/ndc/42023-203 \
  -H "Authorization: Bearer $HDEV_API_KEY"

Product

Active ingredients and packages

Active ingredients

  • LEVOTHYROXINE SODIUM ANHYDROUS500 ug/5mL

Pharmacologic classes

Thyroxine [CS]; l-Thyroxine [EPC]

Package NDCNDC-11Package
42023-203-01420230203011 VIAL, SINGLE-DOSE in 1 CARTON (42023-203-01) / 5 mL in 1 VIAL, SINGLE-DOSE

Linked data

RxNorm, label and prices

RxNorm concepts

Related lookups

  • FDA label sections

    GET /v1/drugs/labels/9d815416-11c9-470e-a82f-89b0bf232e12

  • Medicare Part B payment limits (ASP)

    GET /v1/drugs/asp?ndc=42023-203

Use it

Look up 42023-203 from code or an agent

curl
curl https://api.healthcare.dev/v1/drugs/ndc/42023-203 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up NDC 42023-203. Tell me the product, its labeler, dosage form and route, its packages, and the RxNorm concepts it maps to.
Get a free keyNDC docsConnect the MCP server

Source: FDA, release 2026-10-23. Public domain. Reference data, not medical advice.