| Hyperthermia |
| Increased heat production |
| Muscular hyperactivity/rigidity |
| Sympathomimetics |
| Cocaine |
| Amphetamines |
| Phenylpropanolamine |
| Ephedrine |
| Cathinones |
| Anticholinergics |
| Drug withdrawal states |
| Lithium |
| Central hallucinogens |
| Phencyclidine |
| Lysergic acid diethylamide (LSD) |
| Designer amphetamines (MDMA, MDEA) |
| Synthetic cannabinoids |
| Drugs causing recurrent seizures |
| Isoniazid |
| Theophylline |
| Phenethylamines |
| Strychnine |
| Neuroleptic malignant syndrome |
| Serotonin syndrome |
| MAO inhibitors |
| Malignant hyperthermia |
| Impaired heat dissipation |
| Impaired sweating |
| Anticholinergic agents |
| Antihistamines |
| Phenothiazines |
| Tricyclic antidepressants |
| Increased metabolic rate |
| Uncoupled oxidative phosphorylation |
| Salicylates |
| Dinitrophenol, pentachlorophenol |
| Thyroid hormone |
