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Get Active Ingredients from Health Canada Drug Product Database

Source: R/get_hc_active_ingredients.R
get_hc_active_ingredients.Rd

Retrieves detailed information on all active ingredients listed in the Health Canada Drug Product Database (DPD) through the RESTful API endpoint /drug/activeingredient.

Each record corresponds to a specific active ingredient within a registered drug product, including concentration, unit, and dosage details (if available).

Usage

get_hc_active_ingredients()

Source

Health Canada Drug Product Database (DPD) API: https://health-products.canada.ca/api/documentation/dpd-documentation-en.html

Value

A tibble with the following columns:

  • dosage_unit: Unit of dosage form (e.g., "ML", "

  • dosage_value: Numeric dosage quantity (e.g., "100")

  • drug_code: Unique code identifying the drug product

  • ingredient_name: Name of the active ingredient

  • strength: Strength or concentration value (e.g., "50", "0.05")

  • strength_unit: Unit of the strength (e.g., "MG", "G", "

Details

The function sends a GET request to the Health Canada DPD API. It uses memoisation via the memoise package to cache results and includes a rate limit delay between API requests.

Missing values are retained as empty strings (""), preserving the original schema of the API.

Note

Requires an active internet connection.

See also

GET, fromJSON, as_tibble

Examples

# \donttest{
  # This function requires an internet connection and downloads data from Health Canada
  get_hc_active_ingredients()
#> # A tibble: 119,987 × 6
#>    dosage_unit dosage_value drug_code ingredient_name     strength strength_unit
#>    <chr>       <chr>            <int> <chr>               <chr>    <chr>        
#>  1 ""          ""                  77 BETAINE HYDROCHLOR… 113      MG           
#>  2 ""          ""                  77 DIASTASE            32       MG           
#>  3 ""          ""                  77 PAPAIN              32       MG           
#>  4 ""          ""                  77 PEPSIN              16       MG           
#>  5 ""          ""                  77 LIPASE              65       MG           
#>  6 ""          ""                  77 OX BILE EXTRACT     32       MG           
#>  7 "CH"        ""                7797 SABINA              3        CH           
#>  8 "CH"        ""                7937 VERTEBRA            3        CH           
#>  9 "CH"        ""                7997 SILVER              4        CH           
#> 10 ""          ""                 118 RESERPINE           0.1      MG           
#> # ℹ 119,977 more rows
# }