Aetna pays 100 percent on tetanus booster shot.&nbsp; Verified card only with no cash required for Tdap (Tetanus, Diphtheria, Pertussis) at CVS for members. Check for coverage on dependents.<br /><br />http://www.cvs.com/minuteclinic/services/vaccinations-and-injections/tdap-tetanus-diphtheria-pertussis/N-d8ZbtnkZd5<br /><br />The Tdap vaccine protects against three bacterial illnesses: tetanus, diphtheria and pertussis. Pertussis is commonly referred to as whooping cough. Tdap is recommended as a booster for adolescents 11–12 year olds and for adults who are in contact with infants and also for pregnant women.