After medical treatment for industrial waste poisoning, people should follow the specific directions given, which depends on the substance they came in contact with or inhaled. For example, with vinyl chloride poisoning, people should call their doctor in the event any unusual symptoms arise. These can include trouble breathing, nausea, headaches, fatigue, or dizziness. Rest is always recommended, as is the avoidance of drinking alcoholic beverages and using tobacco products. In hydrogen cyanide poisoning, health issues, such as brain and heart damage may result. It is important to visit your doctor for monitoring.