3 doctors weighed in:

How long is strep throat contagious and what is the incubation period?

3 doctors weighed in
Dr. James Ferguson
Pediatrics
2 doctors agree

In brief: Depends

Strep can be carried in a contagious state indefinitely.
Once treated, the spread is minimal after 24 hrs. Some people can pick up and carry the germ without infection, ever, while most would become symptomatic within 24-48 hrs.

In brief: Depends

Strep can be carried in a contagious state indefinitely.
Once treated, the spread is minimal after 24 hrs. Some people can pick up and carry the germ without infection, ever, while most would become symptomatic within 24-48 hrs.
Dr. James Ferguson
Dr. James Ferguson
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