<prompt> A drug with plasma half life of 12 hours is administered twice a day. A drug with plasma half life of 12 hours is administered twice a day. Steady state plasma concentration reached is 300 mgdl. Which of the following statements about this drug is not true?Plasma concentration will be approximately 260 mgd1 after three half lives of initiation of therapyIntravenous administration will always achieve a higher concentration than oral routeAfter changing the dose, plasma concentration should be measured after 3 daysDoubling the dose, will double the plasma concentration after 3 days  <response>: Ans. is b i.e., Intravenous administration will always achieve a higher concentration than oral route 