# Substance

## Get FHIR r4 substances

 - [GET /site/{siteId}/fhir/substance](https://docs.heydonto.com/apis/fhir/openapi/substance/fhirsubstancecontroller_getsubstances.md)

## Create FHIR r4 substance

 - [POST /site/{siteId}/fhir/substance](https://docs.heydonto.com/apis/fhir/openapi/substance/fhirsubstancecontroller_createsubstance.md)

## Get FHIR r4 substance by ID

 - [GET /site/{siteId}/fhir/substance/{id}](https://docs.heydonto.com/apis/fhir/openapi/substance/fhirsubstancecontroller_getsubstance.md)

## Update FHIR r4 substance

 - [PUT /site/{siteId}/fhir/substance/{id}](https://docs.heydonto.com/apis/fhir/openapi/substance/fhirsubstancecontroller_updatesubstance.md)

## Delete FHIR r4 substance

 - [DELETE /site/{siteId}/fhir/substance/{id}](https://docs.heydonto.com/apis/fhir/openapi/substance/fhirsubstancecontroller_deletesubstance.md)

## Get FHIR r4 substance history by ID

 - [GET /site/{siteId}/fhir/substance/{id}/history](https://docs.heydonto.com/apis/fhir/openapi/substance/fhirsubstancecontroller_getsubstancehistory.md)