MAC consists of M avium, Mycobacterium intracellulare, and other species of Mycobacterium that have not been classified. In the past, the separation of M avium from M intracellulare was difficult as it relied on serotyping. Therefore, it was common to refer to them as M avium-intracellulare or MAI.ptimal treatment should begin with clarithromycin (500 mg twice daily) plus ethambutol (approximately 15 mg/kg/day). Rifabutin may be added to this regimen, but the exact rifabutin dosing depends on other concomitant medications that might result in drug interactions.
The noun confidence means a feeling of trust and firm belief in yourself or others.. A person who walks into a room, smiling at everyone and not at all nervous about the speech she's about to give? She has confidence.
belief, faith, credence, credit mean assent to the truth of something offered for acceptance. belief may or may not imply certitude in the believer. my belief that I had caught all the errors; faith almost always implies certitude even where there is no evidence or proof. an unshakable faith in God