What is an im injection in a series, someone might get fir frequent ear infection?

Antibitics injection. Three intramuscular injections of Ceftriaxone is considered for young children suffering from frequent ear infections. Included are children who have been exposed to multiple antibiotics with inadequate response.
Pneumococcal. An intramuscular vaccine given in a series of four for ear infections is the 13 valent conjugated pneumococcal vaccine for children less than 5 years of age. Talk to your child's pediatrician.