8784b9b1_unization_policy_for_providers__How_Often
[Immunization] Tetanus, Diphtheria (Td) [Why] Tetanus (lockjaw) causes painful muscular contractions. 40%-50% of persons who contract tetanus die. Diphtheria affects throat and nasal passages, interferes with breathing, and produces a toxin that damages the heart, kidneys, and nerves. 10% of cases are fatal. [How Often] 
Child care providers should have a record of receiving a series of 3 doses (usually given in childhood) and a booster dose given within the past 10 years.
Health History and immunization policy for providers
How Often