All of the following statements are TRUE about second generation antihistaminic agents EXCEPT :: (A) These do not impair psychomotor performance, (B) These possess high anti–motion sickness activity, (C) These lack anticholinergic actions, (D) These may possess additional antiallergic mechanisms
Answer is B. Anti-motion sickness activity is related to the anticholinergic property. This property is exhibited by first-generation compounds whereas second-generation antihistaminics lack this potential.