A Trial of a Peptide-based Group A Streptococcal (GAS) Vaccine Candidate in Healthy Individuals.

Administer p\*17-K4S2 25 μg vaccine at 0, 3, and 6 weeks and evaluate the safety and antibody levels for a total of 6 months after the last injection. All vaccines will be administered intramuscularly

Administer a vaccination schedule of J8-K4S2 50μg vaccine at 0, 3, and 6 weeks and evaluate the safety and antibody levels for a total of 6 months after the last injection. All vaccines will be administered intramuscularly

Administer the standard Rabavert vaccine at 0, 3, and 6 weeks and evaluate the safety and antibody levels for a total of 6 months after the last injection. All vaccines will be administered intramuscularly. The Rabavert vaccine will be used as a control comparator as it has a similar approved dosing schedule to the investigational vaccines.