The standard initial treatment for drug-susceptible pulmonary tuberculosis includes:

1. AVancomycin, gentamicin, metronidazole and cefazolin
2. BIsoniazid, rifampicin, pyrazinamide and ethambutol
3. CAmoxicillin, clarithromycin, omeprazole and bismuth
4. DFluconazole, metronidazole, doxycycline and rifaximin