A male patient presents with complaints of chronic stomach pain and is diagnosed with a Helicobacter pylori infection. The physician decides to initiate triple therapy. Which combination of medications is most appropriate for this treatment?
Amoxicillin, Clarithromycin, and Omeprazole
Ciprofloxacin, Metronidazole, and Ranitidine
Erythromycin, Amoxicillin, and Famotidine
Metronidazole, Tetracycline, and Bismuth subsalicylate
The Correct Answer is A
A. Amoxicillin, Clarithromycin, and Omeprazole: This is the most common combination used in triple therapy for H. pylori eradication. It includes two antibiotics (Amoxicillin and Clarithromycin) to eliminate the bacteria, and a proton pump inhibitor (Omeprazole) to reduce stomach acid and promote healing.
B. Ciprofloxacin, Metronidazole, and Ranitidine: Ciprofloxacin and Metronidazole are not typically part of the standard regimen for H. pylori infection. Ranitidine is an H2-receptor antagonist, not commonly used in current treatment protocols for H. pylori.
C. Erythromycin, Amoxicillin, and Famotidine: Erythromycin is not part of the standard H. pylori treatment regimen, and Famotidine is an H2-receptor antagonist, which is less effective than proton pump inhibitors for H. pylori.
D. Metronidazole, Tetracycline, and Bismuth subsalicylate: This combination is used in quadruple therapy for H. pylori infections, but it is not the most common initial treatment.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Administer intravenous antibiotics and observe the patient for 24 hours: IV antibiotics may be given preoperatively, but observation without surgery is not the standard treatment for confirmed appendicitis due to the risk of rupture.
B. Provide the patient with oral pain medications and discharge them with a follow-up appointment: Oral pain medications are not appropriate as the patient needs surgical intervention. Discharging the patient without surgery could result in life-threatening complications.
C. Recommend a liquid diet and bed rest to reduce inflammation: A liquid diet and bed rest will not address the underlying issue of appendicitis, which requires surgical removal of the inflamed appendix.
D. Prepare the patient for an appendectomy. The standard treatment for acute appendicitis is an appendectomy. Delaying surgery can lead to complications such as perforation, peritonitis, or abscess formation. This is the most appropriate intervention.
Correct Answer is ["A","B","C","D"]
Explanation
A. Administer IV fluids: The patient is hypotensive (blood pressure 88/54 mmHg) and tachycardic (heart rate 115 bpm), indicating possible hypovolemic shock due to blood loss. Administering IV fluids will help to stabilize blood pressure.
B. Prepare for possible blood transfusion: The patient's hemoglobin level is critically low (6.5 g/dL), indicating significant blood loss and severe anemia. Preparing for a blood transfusion is crucial to correct the anemia.
C. Monitor hemoglobin and hematocrit levels: Continuous monitoring of hemoglobin and hematocrit levels is vital to assess the severity of the patient's anemia and response to treatment, guiding further interventions.
D. Administer a proton pump inhibitor (PPI): PPIs can help reduce gastric acid secretion, which may help control bleeding from peptic ulcers, a common cause of upper GI bleeding.
E. Administer oral iron supplements to address anemia: Oral iron supplements are typically used for long-term management of iron deficiency anemia but are not effective for immediate correction of severe anemia, particularly in an acute setting with ongoing blood loss.
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