| Trial | Regimen | Dose |
| HKCS/BMRC 1992 | Matched individualized regimen for multidrug‐resistant disease | 600 or 450 mg of R or Rb according to weight |
| Rowinska 1992 | 9HRE vs 9HRbE | 150 mg Rb daily without dosage adjustment |
| Gonzalez 1994 | 2HRZE/4HR vs 2HRbZE/4HRb | 150 or 300 mg Rb daily without dosage adjustment |
| Schwander 1995 | 2HRZE/4HR vs 2HRbZE/4HRb | 150 or 300 mg Rb daily according to weight |
| McGregor 1996 | 2HRZE/4HR vs 2HRbZE/4HRb | 300 mg Rb daily/twice weekly without dosage adjustment |
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