Poisoning means the injury due to swalling, touching or injecting various chemicals, drugs. Many substances drugs ,carbon monoxide etc are poisonous only in higher dosages. Certain types of cleaners are harmful while others also emit toxic fumes. Children are particularly sensitive to even few drops of certain drugs and chemicals. How you treat someone who may have been poisoned depends on: The person’s symptoms The person’s age Whether you know the type and amount of the substance that caused poisoning . Both options are free, and available full a day. It may help to place a refrigerator magnet in your home with the poison control number.