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Poisoning with the recreational drug paramethoxyamphetamine ("death")
L H Ling1, C Marchant, N A Buckley
1Department of Clinical and Experimental Pharmacology, Faculty of Medicine, University of Adelaide, SA.
The Medical Journal of Australia
|June 2, 2001
Summary
Paramethoxyamphetamine (PMA) poisoning causes more severe reactions than ecstasy, including tachycardia, hyperthermia, and seizures. Hypoglycaemia and hyperkalaemia may indicate PMA toxicity, requiring urine drug screening for confirmation.
Area of Science:
- Toxicology
- Emergency Medicine
- Pharmacology
Background:
- Paramethoxyamphetamine (PMA) is often misidentified as MDMA (ecstasy).
- Distinguishing PMA from ecstasy poisoning is crucial for appropriate clinical management.
- Severe adverse reactions have been anecdotally linked to PMA ingestion.
Purpose of the Study:
- To detail the clinical presentation of PMA poisoning.
- To compare PMA poisoning features with those of self-reported ecstasy ingestion.
- To identify potential indicators of PMA toxicity.
Main Methods:
- Retrospective review of 22 patients with confirmed PMA poisoning.
- Comparison with 61 patients presenting with self-reported ecstasy poisoning.
- Data collected from Emergency Department records at a major metropolitan teaching hospital.
Main Results:
- PMA poisoning patients exhibited higher frequencies of tachycardia, hyperthermia, coma, seizures, arrhythmias, and prolonged QRS intervals compared to ecstasy users.
- Two PMA cases presented with severe hypoglycemia and hyperkalemia.
- PMA-related symptoms were often more severe.
Conclusions:
- PMA poisoning is a significant cause of severe reactions in individuals believing they have taken ecstasy.
- Hypoglycemia and hyperkalemia may be specific biomarkers for PMA toxicity.
- Suspect PMA in severe or atypical "ecstasy" reactions and confirm with urine drug screens.