<prompt> A highway truck driver has profuse rhinorrhea and sneezing. Which amongst the following drugs would you prescibe him?PheniraminePromethazineDimenhydrinateCetrizine  <response>: Ans. is d i.e., Cetrizine o Because the patient is a truck driver, well prefer a drug with least or no sedative effect. o Amongst the choices provided cetrizine is the antiallergic with least sedative action and hence the agent of choice. 