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A member asked:
For how long is someone with strep throat contagious before they develop and start showing symptoms?
A doctor has provided 1 answer
2 - 5 Days: "Strep throat" is caused by a bacterial infection with Group A Streptococcus. The period between intial infection with bacteria and appearance of symptoms is 2 to 5 days. This called the Incubation period. Because this an infection that requires antibiotic treatment see your doctor for symptoms of fever, sore throat, rash.
Answered 7/10/2016
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