Quarter horse with external abscess, fever, and cough

Question 2

Rifampin is an important antibiotic to use in combination with another antibiotic for patients with C pseudotuberculosis systemic infections. Which of the following statements is true regarding this drug? (You may select more than one option.)

Due to its lipophilic structure, rifampin is able to penetrate cell membranes and effectively kill intracellular bacteria such as Rhodococcus equi, C pseudotuberculosis, and Staphylococcus aureus.

In vitro, rifampin exhibits synergism with other antibiotics such as erythromycin, penicillin G, and gentamicin.