Pharmacology 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 💡 Explanation All of the following statements are TRUE about second generation antihistaminic agents EXCEPT: ✓ Correct Answer: B. These possess high anti-motion sickness activity