This code system http://hl7.org/fhir/warning-type defines the following codes:

CodeDisplayDefinition
P313 Get medical advice/attention.Get medical advice/attention.
P314 Get medical advice/attention if you feel unwell.Get medical advice/attention if you feel unwell.
P315 Get immediate medical advice/attention.Get immediate medical advice/attention.
P320 Specific treatment is urgent (see ... on this label).Specific treatment is urgent (see ... on this label).
P321 Specific treatment (see ... on this label).Specific treatment (see ... on this label).
P322 Specific measures (see ... on this label).Specific measures (see ... on this label).
P330 Rinse mouth.Rinse mouth.
P331 Do NOT induce vomiting.Do NOT induce vomiting.
P361 Remove/Take off immediately all contaminated clothing.Remove/Take off immediately all contaminated clothing.
P363 Wash contaminated clothing before reuse..Wash contaminated clothing before reuse.
<status value="draft"/><experimental value="false"/><date value="2021-08-15T16:55:11+11:00"/><publisher value="HL7 (FHIR Project)"/><contact><telecom><system value="url"/><value value="http://hl7.org/fhir"/></telecom><telecom><system value="email"/><value value="fhir@lists.hl7.org"/></telecom></contact><description value="Classification of warning type."/><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/warning-type"/><content value="complete"/><concept><code value="P313"/><display value="Get medical advice/attention."/><definition value="Get medical advice/attention."/></concept><concept><code value="P314"/><display value="Get medical advice/attention if you feel unwell."/><definition value="Get medical advice/attention if you feel unwell."/></concept><concept><code value="P315"/><display value="Get immediate medical advice/attention."/><definition value="Get immediate medical advice/attention."/></concept><concept><code value="P320"/><display value="Specific treatment is urgent (see ... on this label)."/><definition value="Specific treatment is urgent (see ... on this label)."/></concept><concept><code value="P321"/><display value="Specific treatment (see ... on this label)."/><definition value="Specific treatment (see ... on this label)."/></concept><concept><code value="P322"/><display value="Specific measures (see ... on this label)."/><definition value="Specific measures (see ... on this label)."/></concept><concept><code value="P330"/><display value="Rinse mouth."/><definition value="Rinse mouth."/></concept><concept><code value="P331"/><display value="Do NOT induce vomiting."/><definition value="Do NOT induce vomiting."/></concept><concept><code value="P361"/><display value="Remove/Take off immediately all contaminated clothing."/><definition value="Remove/Take off immediately all contaminated clothing."/></concept><concept><code value="P363"/><display value="Wash contaminated clothing before reuse.."/><definition value="Wash contaminated clothing before reuse."/></concept></CodeSystem>