Final answer:
Diphenhydramine for seasonal allergic rhinitis can cause dry mouth, drowsiness, and urinary retention.
Step-by-step explanation:
When taking diphenhydramine for seasonal allergic rhinitis, the client may experience several side effects. The nurse should reinforce teaching about the following possible side effects:
- Dry mouth: Diphenhydramine can decrease saliva production, leading to a dry mouth.
- Drowsiness: Diphenhydramine is known to cause drowsiness as it has sedating effects.
- Urinary retention: In some cases, diphenhydramine can cause difficulty in emptying the bladder.
It is important for the client to be aware of these side effects and contact their healthcare provider if they persist or worsen.