Chlamydia is a primary pathogen
Because that way they know what antibiotic to give they may not prescribe a prescription that doesn't apply to your illness.
hope i helped!!
:)
<em>Vaccines work by simulating an illness to help establish immunity. However, while this sort of infection nearly never produces sickness, it does trigger the immune system to create T-lymphocytes and antibodies. The imitation illness can sometimes induce modest symptoms, like as fever, after receiving a vaccination.</em>
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<em>- RobertOnBrainly</em>
