<prompt> The drugs w hich achieve concentration in bile are all except -ErythromycinTetracyclineOral contraceptivesAlpha methyldopa  <response>: Ans. is d i.e., Alpha methyl dopa Drugs that attain high concentration in bile areo Erythromycino Oral contraceptiveso Rifampino Ampicillino Tetracyclineo Phenolphthalein 