Indications and Usage for Tetanus and Diphtheria Vaccine. 1  MassBiologics' Td is a vaccine indicated for active immunization for the prevention of tetanus and diphtheria. This vaccine is approved for use in persons 7 years of age and older.
If we neglect safe practices we may have an outbreak of food poisoning. If we eat food which contains harmful micro-organisms, chemicals or toxins (poisons), that food can make us sick. To describe our illness we can use the terms food-borne illness, food-borne disease, or food poisoning. Food poisoning is caused by four agents: bacteria, viruses, parasites and chemicals.
food poisoning definition. Illnesses that arise from eating food contaminated with pathogenic or toxic (see toxins) substances. Characterized by vomiting and diarrhea, food poisoning is often caused by bacteria, such as salmonella or staphylococci. (See botulism.)