医学公开数据库查询与登记

references/dailymed.md

Base URL

https://dailymed.nlm.nih.gov/dailymed/services/

Auth

No API key required.

Key Endpoints

Endpoint	Description
v2/spls.json?drug_name={name}	Search drug labels by name
v2/spls/{setid}.json	Get label metadata by SetID
v2/spls/{setid}/ndcs.json	NDC codes for a label
v2/spls/{setid}/media.json	Images/media for a label
v2/drugnames.json?drug_name={prefix}	Drug name autocomplete
v2/drugclasses.json?drug_class_name={name}	Search by pharmacologic class
v2/rxcuis.json?rxcui={rxcui}	Query RxNorm CUIs
v2/spls.json?ndc={ndc_code}	Find labels by NDC code

Additional filters for /v2/spls.json

• drug_class_code and drug_class_coding_system — pharmacologic class code and terminology; discover codes via /drugclasses.json
• labeler — manufacturer name
• page / pagesize — pagination (max 100)

Example Calls

# Search metformin labels
https://dailymed.nlm.nih.gov/dailymed/services/v2/spls.json?drug_name=metformin

# Drug name autocomplete
https://dailymed.nlm.nih.gov/dailymed/services/v2/drugnames.json?drug_name=ator

# Search by pharmacologic class
https://dailymed.nlm.nih.gov/dailymed/services/v2/spls.json?drug_class_code={code_from_drugclasses}

# Full label XML (SPL content with sections)
https://dailymed.nlm.nih.gov/dailymed/services/v2/spls/{setid}.xml

Response Format

{
  "metadata": {
    "total_elements": 12,
    "elements_per_page": 10,
    "current_page": 1,
    "total_pages": 2
  },
  "data": [
    {
      "published_date": "2024-01-15",
      "title": "METFORMIN HYDROCHLORIDE tablet",
      "setid": "b03f295f-..."
    }
  ]
}

Rate Limits

No published limits. Be reasonable.