| Tachypnea/hyperventilation | | Sympathomimetics | | Amphetamines | | Cocaine | | Caffeine | | Theophylline | | Nicotine | | Cathinones | | Central hallucinogens | | Lysergic acid diethylamide (LSD) | | Phencyclidine | | Designer amphetamines | | Synthetic cannabinoids | | Anticholinergics | | Drug withdrawal states | | Salicylates | | Dinitrophenol, pentacholorphenol | | Drug-associated hepatic failure | | Acetaminophen | | Amanita mushrooms | | Cellular asphyxiants | | Carbon monoxide | | Cyanide | | Hydrogen sulfide | | Methemoglobinemia | | Toxins that induce pulmonary edema | | Opioids | | Pulmonary irritants | | Drugs that induce metabolic acidosis (respiratory compensation) | | Methanol | | Ethylene glycol | | Alcoholic ketoacidosis | | Iron | | Isoniazid | | | Bradypnea/hypoventilation | | CNS depressants | | Opioids | | Sedative-hypnotics | | Alcohols | | Antidepressants | | Antipsychotics | | Sympatholytics | | Volatile inhalants (solvents) | | Cholinergics | | Muscle relaxants | | Antiseizure medications | | Respiratory muscle failure | | Botulism | | Carbamates | | Neurotoxic snake envenomation | | Neuromuscular blocking agents | | Organophosphates | | Paralytic shellfish poisoning (saxitoxin) | | Puffer fish poisoning (tetrodotoxin) | | Strychnine | | Tetanus | |
