Deck 52: Acid-Controlling Drugs

Question 1

Which drug is used for the management of conditions associated with excessive gas production?

A)famotidine (Pepcid)
B)aluminum hydroxide and magnesium hydroxide (Maalox)
C)calcium carbonate (Tums)
D)simethicone (Oval)

Answer 1

simethicone (Oval)

Question 2

A patient has been taking cimetidine for hyperacidity but says that the medication has not been effective.Which of the following may be influencing the effectiveness of this drug?

A)The patient is taking the cimetidine with meals.
B)The patient is smoking two packs of cigarettes a day.
C)The patient is avoiding caffeine, alcohol, and harsh spices.
D)The patient is taking an antacid 1 hour before or after the cimetidine dose.

Answer 2

The patient is smoking two packs of cigarettes a day.

Question 3

Which classification of medications is considered first-line therapy for treatment of erosive esophagitis?

A)H₂ antagonists
B)Proton pump inhibitors
C)General antacids
D)Prostaglandin inhibitors

Answer 3

Proton pump inhibitors

Question 4

A patient asks why calcium carbonate (Tums)is not often used as an antacid.What is the nurse's best explanation to the patient?

A)Its use may result in kidney stones.
B)It causes decreased gastric acid production.
C)It often causes severe constipation.
D)It may result in fluid retention and edema.

Question 5

A patient has been diagnosed with a peptic ulcer caused by Helicobacter pylori (H.pylori).The physician has recommended 2 weeks of combination therapy with omeprazole and an antibiotic.Which antibiotic will be chosen for this therapy?

A)cephalexin HCl
B)ampicillin sodium
C)Sulfisoxazole
D)Clarithromycin

Question 6

A patient is taking omeprazole (Losec)for the treatment of gastroesophageal reflux disease (GERD).What important information should the nurse tell the patient about this medication?

A)The medication is taken once a day after meals.
B)The patient will be taking this medication for long-term therapy.
C)The medication may be dissolved in a liquid for better absorption.
D)The entire capsule should be taken whole and not crushed,chewed,or opened.

Question 7

H₂ antagonists,such as cimetidine,may inhibit the absorption of drugs that require an acidic gastrointestinal environment.Which of the following drugs requires an acidic gastrointestinal environment?

A)Nonsteroidal anti-inflammatory drugs (NSAIDs)
B)ranitidine (Zantac)
C)tetracycline
D)ketoconazole

Question 8

Which of the following are true statements about antacids? Select all that apply.

A)Antacids prevent the overproduction of acid in the stomach.
B)Antacids neutralize acid in the stomach.
C)Antacids form a mucus barrier in the stomach.
D)Rebound hyperacidity may occur with calcium-based antacids.
E)Aluminum-based antacids cause diarrhea.
F)Magnesium-based antacids cause diarrhea.
G)Stomach acidity is reduced by 90% if the pH is raised an entire point.

Question 9

A patient is taking several medications,including twice-daily dosages of antacids.What important information should the nurse tell this patient about taking the antacids?

A)The medications can be taken with the antacids.
B)The antacids should be taken at least 2 hours before or after the other medications.
C)The antacids should be taken at least 4 hours apart from the other medications.
D)The patient will not be able to take the antacid therapy at this time.

Question 10

Antacids containing magnesium should be used cautiously in patients with which condition?

A)Peptic ulcer disease
B)Renal failure
C)Hypertension
D)Heart failure

Question 11

Antacids that contain aluminum salts may result in which adverse effect?

A)Diarrhea
B)Constipation
C)Intestinal flatulence
D)Abdominal cramping

Question 12

A 75-year-old woman complains of indigestion,stomach pain,and frequent belching.She tells the nurse that she has been taking sodium bicarbonate five or six times a day for the past 3 weeks.The nurse knows that which of the following possible hazards exists with excessive use of sodium bicarbonate?

A)Excess belching
B)Constipation
C)Systemic alkalosis
D)The stomach secretes excess mucus.