 Potential routes of hydrazine exposure include dermal, ocular, inhalation and ingestion.Hydrazine exposure can cause skin irritation/contact dermatitis and burning, irritation to the eyes/nose/throat, nausea/vomiting, shortness of breath, pulmonary edema, headache, dizziness, central nervous system depression, lethargy, temporary blindness, seizures and coma.Exposure can also cause organ damage to the liver, kidneys and central nervous system.