Skip to content
healthcare.dev
Get a free key

Levothyroxine Sodium

NDC 51655-557, Levothyroxine Sodium, tablet, from Northwind Health Company, LLC.

Product NDC
51655-557
Status
Listed
Labeler
Northwind Health Company, LLC
Dosage form
TABLET
Route
ORAL
Product type
HUMAN PRESCRIPTION DRUG
Marketing category
NDA
Application
NDA021210
DEA schedule
None
Request
curl https://api.healthcare.dev/v1/drugs/ndc/51655-557 \
  -H "Authorization: Bearer $HDEV_API_KEY"

Product

Active ingredients and packages

Active ingredients

  • LEVOTHYROXINE SODIUM.112 mg/1

Pharmacologic classes

Thyroxine [CS]; l-Thyroxine [EPC]

Package NDCNDC-11Package
51655-557-525165505575230 TABLET in 1 BOTTLE, PLASTIC (51655-557-52)

Linked data

RxNorm, label and prices

RxNorm concepts

Related lookups

  • FDA label sections

    GET /v1/drugs/labels/c968836a-f94c-4d13-e053-2995a90a8df5

Use it

Look up 51655-557 from code or an agent

curl
curl https://api.healthcare.dev/v1/drugs/ndc/51655-557 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up NDC 51655-557. 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.