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placebo + optimized background regimen
- Development stage
- Unknown
- Modality
- Small Molecules
- Administration
- Oral, Varies (depends On Components In The Optimized Background Regimen)
01
Overview
This is a combination used in clinical trials where an inert substance (placebo) is administered alongside an "optimized background regimen" (OBR). The OBR refers to a tailored set of active medications selected according to established guidelines for the treatment of a specific disease—commonly used in studies of multidrug-resistant tuberculosis (MDR-TB) and HIV. The purpose of this combination arm is to serve as a control group against which the efficacy and safety of investigational drugs added to the same OBR can be measured. The placebo has no pharmacological activity, while the OBR consists of active drugs chosen based on best available evidence and patient-specific factors[5][6]. This approach allows researchers to isolate the effect of adding a new drug by comparing outcomes between patients receiving "placebo + OBR" versus those receiving "active drug + OBR."
- Other names
- placebo plus optimized background regimenplacebo with OBRplacebo plus OBR
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