The antipyretic activity of a herbal formulation, TBR-002 was compared with that of andrographis paniculata, andrographis elongate and paracetamol in yeast-induced pyrexia in male albino rats, TBR-oo2 was found to be effective at an oral dose of 100 mg/kg in the inhibition if pyrexia. Its efficacy was almost comparable to that of paracetamol as well as andrographis elongate, the antipyretic activity of andrographis paniculata, the well known antipyretic herb, was found to be less than that of the above drugs.