The client with esophageal varices undergoes endoscopic sclerotherapy. Which postprocedure intervention should the nurse implement? 1. Administer the proton-pump inhibitor omeprazole (Prilosec). 2. Do...

The client with esophageal varices undergoes endoscopic sclerotherapy. Which postprocedure intervention should the nurse implement?

1. Administer the proton-pump inhibitor omeprazole (Prilosec).

2. Do not allow the client to eat or drink anything for 24 hours.

3. Administer promethazine (Phenergan), an antiemetic.

4. Administer the antacid aluminum hydroxide (Maalox).