A: I need help picking out a lotion.
B: It would be my pleasure to help you. What do you need help with?
A: I picked up some poison oak while hiking, and I can’t stop itching.
B: We have Technu, and it is available in lotion or cream.
A: Do you find that one works better than the other?
B: I have heard that the cream is longer lasting.
A: Is there anything I can take that will help with the itching?
B: If you take an antihistamine, that would help a lot.
A: Thank you for helping me figure out what to do with my poison oak.
B: It was a pleasure. Come back anytime.
n. [药]抗组胺剂