Respiratory: dyspnea, cyanosis, hemoptysis, rales, delayed pulmonary edema
Ophthalmic: conjunctivitis, corneal ulceration, corneal scarring
Central nervous system: headache, weakness, disequilibrium, intention tremor, muscle rigidity, loss of consciousness, seizures, coma
Gastrointestinal: green-gray line on gingiva, nausea, vomiting
Cardiovascular: chest pain, bradycardia
Neuropsychiatric: amnesia, lack of insight, disorientation, delirium, dementia
Death
Hydrogen sulfide toxicity
Carbon monoxide toxicity
Lewisite toxicity
Chemical weapons
Chlorate toxicity
Cyanide toxicity
Silver toxicity
Hydrocarbon toxicity