There are several possible reasons.
In any event, if it isn't working, get in touch with your doctor again.
erythromycin and gentamicin
Antibiotics won't treat a virus.
Antibiotics are used to treat bacterial infections such as chlamydia, gonorrhea and syphilis. Antibiotics cannot treat viral infections such as HPV, herpes and HIV.
You can't treat SARS with antibiotics because it is a viral disease.
Measles is a viral infection. Antibiotics treat infections caused by bacteria. Bacteria and viruses are two very different types of germs, and antibiotics will do nothing to cure the measles.
Antibiotics treat bacterial infections, they have no affect on viruses. Vaccinations treat viruses.
Antibiotics often are prescribed if blisters become infected.
With antibiotics.
Antibiotics
yes
Amoxicillin
Antibiotics