The purpose of an antihistamine is to work against the effects of histamine, a chemical substance found in nearly all body tissues. Histamine is released in response to injury or invasion by foreign substances such as pollens (see allergy). It is also the irritating agent in certain insect venoms.
Metronidazole for a Strep B Infection. Group B Strep is a strain of the streptococcus bacteria that can cause serious illness and is potentially life threatening, especially in newborns, pregnant women, elderly patients, or anyone with any already compromised immune system.
If youâre diagnosed with strep throat, your doctor will prescribe an antibiotic to treat the infection. These medications inhibit the spread of bacteria and infections. Several types of antibiotics are available. However, penicillin and amoxicillin are the most common medications given for a strep infection.