Current poisoning response: no induced vomiting or food and drink; airway and breathing priorities.

UKPID monograph, revision 28 January 1998. Clinical features, management and limited evidence for chelation. The dated source is not represented as a modern randomized treatment trial or an 1866 protocol.

Provincial Medical and Surgical Journal 8(1), 3 April 1844, pp.3–5. Primary report; historical analytical controls and tests. Its speculative mechanism of the copper reaction is not adopted.

Royal Society Archives AP/47/2, 1865, describes original reference and extract experiments. Published abstract: doi.org/10.1098/rspl.1865.0050. The archival description, not an uninspected full manuscript, is cited for experimental scope.

Contemporary review, October 1866, 38(76), pp.452–456; running heading used here. Pages 454–455 quote experimental conclusions on frogs, cardiac arrest and gastric-extract interference.

OSAC-developed identification criteria document hosted by NIST. Cited for analytical specificity, not represented as the latest edition of a legal requirement.

Wellcome catalogue identifying the 1864 first edition.

Digitized original: upload.wikimedia.org/wikipedia/commons/e/ef/British_pharmacopoeia_%28electronic_resource%29_%28IA_b20405558%29.pdf

Cited primary monograph: Morphiæ Hydrochloras, Characters and Tests, pp. 93–94. Its facsimile is reproduced on PDF page 37 of the 2022 Hong Kong Society for Quality presentation; the indexed visual description of that reproduction was inspected. The original whole PDF exceeded the browser retrieval limit. The 1864 edition is kept distinct from the 1867 edition; no later pharmaceutical recipe is substituted.

Institutional primary chemical data from the National Institute for Occupational Safety and Health. Cited Physical Description, Symptoms and Target Organs; modern hazard corroboration, not a historical exposure standard.

Official toxicological overview, updated 11 November 2024. Acute ingestion, inhalation, corrosive effects and systemic complications.

Emergency Response Safety and Health Database. Signs/Symptoms, especially ingestion and delayed effects. Used to distinguish early gastrointestinal injury, apparent improvement and later systemic toxicity.

ToxFAQs: routes of exposure, systemic and local effects, and chronic occupational jaw disease.

Evidence and Safety: low quality of much efficacy research, and harms including burns, scars, infection and anaemia from repeated wet cupping. Used to qualify the ancient absolute claim of harmlessness.

American edition, William Wood, with British entries distinguished from bracketed United States additions. The preface dates the underlying British revision to May 1864. Edition and contents. Posological table and preparation strengths. Historical doses describe period practice, not current prescribing.

14 January 1865, p. 31. Contemporary disagreement over local blistering and the evidential limitations of small uncontrolled case series.

Lecture delivered 1 December 1865; printed February 1866, pp. 76–81. Used as contemporary evidence of disputed opiate practice, not as a current therapeutic recommendation.

Volume 52, pp. 102–106, especially p. 105, numbered list of historical inhalation drugs and reservoir concentrations. These are reports of period practice, including corrosive and toxic agents.

Opioids, respiratory depression and overdose prevention and response.

Inorganic arsenic, acute and chronic effects, carcinogenicity.

Contemporary review, section Processes for obtaining Hydrocyanic Acid: ferrocyanide and sulfuric-acid distillation, volatility and strength variability.