Any dummy medication or treatment. Although placebos originally were medicinal preparations having no specific pharmacological activity against a targeted condition, the concept has been extended to include treatments or procedures, especially those administered to control groups in clinical trials in order to provide baseline measurements for the experimental protocol.
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... 200; 250 mg/kg BW. Extract was administered orally 0.5 mL/day for 34 and 67 days. Control groups were supplied with tap water or distilled water (placebos). On day 35 and 68, mice were sacrificed. Testes were taken and were processed for histological preparation in paraffin method using fixative ...
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