Diphtheria and Tetanus Toxoids - also known as DT and Td is a combination immunizing agent given by injection to prevent diphtheria and tetanus.
Diphtheria is a serious illness that can cause breathing difficulties, heart problems, nerve damage, pneumonia and possibly death. The risk of serious complications and death is greatest in very young children and in the elderly.
Tetanus - also known as lockjaw is a serious illness that causes convulsions - seizures and severe muscle spasms that can be strong enough to cause bone fractures of the spine. Tetanus causes death in 30 to 40 percent of cases.
Immunization with diphtheria and tetanus toxoids for pediatric use - DT is recommended for infants and children from 6 weeks of age - 8 weeks in Canada up until their 7th birthday.
Children 7 years of age and older and adults must be immunized with tetanus and diphtheria toxoids for adult use - Td. In addition, these children and adults must receive booster doses of Td every 10 years for the rest of their lives.
Diphtheria and tetanus are serious diseases that can cause life-threatening illnesses. Although some serious side effects can occur after a dose of DT or Td, these are rare. The risk of your child catching one of these diseases and being permanently injured or dying as a result is much greater than the risk of your child getting a serious side effect from the DT or Td vaccine.
DT and Td are available in the following dosage form:
A commonly using name for diphtheria and tetanus toxoids for pediatric use is DT .
A commonly using name for tetanus and diphtheria toxoids for adult use is Td .