<prompt> The ratio of the dose that produces toxicity to the dose that produces a clinically desired or effective response in a population of individual is known as:DELETE REPEATEfficacyPotencyTherapeutic indexPaial agonist  <response>: ref ; KD Tripathi pharmacology 7th edition page no; 55 The gap between the therapeutic effect DRC Dose Response Curve and the adverse effect DRC defines the safety margin or the therapeutic index of a drug. Therapeutic index median lethal dose median effective dose or LD 50 ED 50 