The hope of a fixed-dose combination pill is to increase the likelihood that people will take all of three medications. Also, if people forget to take one or two of their drugs, they might not then develop resistance to the remaining drugs.
Rifampicin/isoniazid/pyrazinamide
Ethambutol/isoniazid/rifampicin
Ethambutol/isoniazid/pyrazinamide/rifampicin
Ethambutol/isoniazid
Isoniazid/rifampicin
Isoniazid/pyridoxine/sulfamethoxazole/trimethoprim
Ethambutol
Tuberculocide