University of Sydney · FACULTY OF NURSING

NURS5205 Chap.9 GORD and Peptic Ulcer Pharmacotherapy

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Chapter 9 of 10 · NURS5205

GORD and Peptic Ulcer Pharmacotherapy

Upper gastrointestinal symptoms can overlap, but GORD and peptic ulcer disease require different causal reasoning. This chapter connects reflux pathophysiology to lifestyle and acid suppression, then separates H. pylori eradication from NSAID-associated ulcer review. Alarm features and possible bleeding change the priority, while symptom improvement is never treated as proof that an ulcer cause has been removed.

In this chapter

What this chapter covers

  • 01

    GORD presentation and risk factors

  • 02

    Reflux pathophysiology

  • 03

    Non-drug and acid-suppressing therapy

  • 04

    Peptic ulcer mechanisms

  • 05

    H. pylori eradication

  • 06

    NSAID-associated ulcer risk

  • 07

    Bleeding and alarm features

Worked example · free

Possible bleeding during regular NSAID use

Q [4 marks]. A patient taking a regular NSAID reports worsening epigastric pain and dark stools after starting an over-the-counter acid suppressant. Explain the response.
The decision point asks about cause and alarm features.The decision point asks about cause and alarm features. Reflux management follows one lane, while H. pylori and NSAID-associated ulcer disease require cause-specific review.Upper GIsymptomsCause andalarm featuresGORD pathUlcer path
The decision point asks about cause and alarm features. Reflux management follows one lane, while H. pylori and NSAID-associated ulcer disease require cause-specific review.
  • +1The weighting shown is not the University's published mark allocation. Recognise possible gastrointestinal bleeding and assess immediate stability and other bleeding evidence.
  • +1Escalate promptly rather than treating the presentation as routine reflux.
  • +1Reconcile NSAID, antiplatelet, anticoagulant and other relevant exposure with indications and recent doses.
  • +1Explain that acid symptom relief does not remove a bleeding lesion or establish H. pylori status.
Possible bleeding controls the priority. Report the evidence and medicine exposure without declaring a final diagnosis, then support cause-directed investigation and authorised management. The four-part weighting is for independent practice, not the University's assessment allocation.
Sia tip — When dark stools appear, move bleeding assessment and escalation ahead of ordinary dyspepsia advice.
Glossary

Key terms

GORD
Gastro-oesophageal reflux disease, in which gastric contents reflux into the oesophagus and produce troublesome symptoms or complications.
Peptic ulcer disease
Ulceration of the stomach or duodenal lining commonly associated with H. pylori or NSAID exposure.
H. pylori
A bacterium linked to peptic ulcer disease that requires a complete prescribed eradication regimen when treated.
Acid suppression
Pharmacological reduction of gastric acid used for symptom control and mucosal healing in selected conditions.
FAQ

GORD and Peptic Ulcer Pharmacotherapy FAQ

Why is acid suppression not the whole ulcer answer?

It can relieve symptoms and support healing, but ulcer management also asks about H. pylori, NSAID exposure, bleeding, adherence and the ongoing need for the causative medicine. Symptom relief alone does not establish eradication or exclude harm.

How does an NSAID history change the case?

Regular NSAID exposure makes medicine-related mucosal injury and bleeding more plausible. Review the indication, dose pattern, protective strategy, interacting antiplatelet or anticoagulant therapy and alarm features, then seek authorised management rather than stopping essential therapy without review.

Which features require prompt escalation?

Evidence of gastrointestinal bleeding, haemodynamic instability, progressive swallowing difficulty, severe or persistent symptoms and other alarm features move the presentation beyond routine reflux self-management. The nurse should assess, communicate and escalate rather than mask the signal with symptom advice.

How are GORD and peptic ulcer disease different?

GORD centres on reflux of gastric contents into the oesophagus, while peptic ulcer disease involves mucosal ulceration often associated with H. pylori or NSAID exposure. Symptoms can overlap, so cause and alarm features matter.

Why does eradication require course completion?

The prescribed combination aims to remove H. pylori, not simply reduce acid. Missed or incomplete therapy can undermine eradication, so adherence support, adverse-effect discussion and planned follow-up are clinically important.

What belongs in an upper GI medicine history?

Include prescribed and over-the-counter NSAIDs, antiplatelets, anticoagulants, acid suppressants and recent eradication therapy. Ask about indication, duration, dose pattern and symptoms relative to exposure rather than recording names alone.

Why are alarm features more important than symptom labels?

Bleeding, instability or progressive symptoms can require urgent investigation regardless of whether the patient calls the problem reflux, indigestion or an ulcer. Clinical evidence controls the pathway, not the informal label.

Why ask about over-the-counter acid suppressants?

Self-treatment can change symptom severity and duration without proving the cause has resolved. Knowing the product, dose pattern and response helps interpret the case and prevents unnoticed duplication with prescribed therapy.

What should follow an eradication regimen?

The authorised plan should define completion, adherence support and any required confirmation or review. Persistent or recurrent symptoms should not be managed by assuming either success or failure without appropriate assessment.

How can a medicine indication change ulcer risk decisions?

An NSAID may have an important ongoing purpose, so review balances that need against gastrointestinal harm and protective strategies. The nurse communicates evidence and supports authorised change rather than stopping essential therapy independently.

What makes dark stools clinically important?

They can indicate gastrointestinal bleeding and should prompt assessment of stability, associated symptoms and medicine exposure. Do not reduce the finding to ordinary reflux without timely review.

Study strategy

Exam move

Make a cause-first flowchart. Begin with symptoms and alarm features, then separate reflux, H. pylori ulcer and NSAID-associated ulcer pathways. For each, list treatment purpose, duration or completion issue, adverse effects and review. Practise medicine reconciliation that includes over-the-counter NSAIDs and acid suppressants. Always state why symptom relief does not prove that the underlying cause has resolved.

Rehearse concise bleeding handovers that include observations, stool or vomit change, pain, dizziness, medicine exposure and timing. Add an eradication adherence case and a long-term acid-suppression review so acute safety and planned follow-up remain distinct.

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