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NDC 79903-491, Diphenhydramine HCl, tablet, film coated, from Walmart Inc..

Product NDC
79903-491
Status
Listed
Labeler
Walmart Inc.
Dosage form
TABLET, FILM COATED
Route
ORAL
Product type
HUMAN OTC DRUG
Marketing category
OTC MONOGRAPH DRUG
Application
M012
DEA schedule
None
Request
curl https://api.healthcare.dev/v1/drugs/ndc/79903-491 \
  -H "Authorization: Bearer $HDEV_API_KEY"

Product

Active ingredients and packages

Active ingredients

  • DIPHENHYDRAMINE HYDROCHLORIDE25 mg/1

Pharmacologic classes

Histamine H1 Receptor Antagonists [MoA]; Histamine-1 Receptor Antagonist [EPC]

Package NDCNDC-11Package
79903-491-10799030491101 BOTTLE in 1 CARTON (79903-491-10) / 100 TABLET, FILM COATED in 1 BOTTLE

Linked data

RxNorm, label and prices

RxNorm concepts

Related lookups

No FDA label, Medicare Part B payment limit or NADAC price is linked to this product.

Use it

Look up 79903-491 from code or an agent

curl
curl https://api.healthcare.dev/v1/drugs/ndc/79903-491 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up NDC 79903-491. Tell me the product, its labeler, dosage form and route, its packages, and the RxNorm concepts it maps to.
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Source: FDA, release 2026-10-23. Public domain. Reference data, not medical advice.