Medication reviews

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Quick Overview

Structured medication reviews are systematic evaluations of a patient's medicines to optimize treatment, reduce polypharmacy, and minimize adverse effects. NICE NG5 recommends regular reviews for patients on multiple medications, particularly those with multimorbidity. This process balances therapeutic benefit against harm, incorporating shared decision-making and deprescribing where appropriate.

Core Facts & Concepts

Review Frequency (NICE NG5)

  • High-risk patients: Every 6 months (≥10 medications, care homes, recent hospital discharge)
  • Moderate complexity: Annually (4-9 medications, stable chronic conditions)
  • Low complexity: Opportunistically or when clinically indicated

Seven-Step Medication Optimization Approach

  1. Aim: Identify treatment objectives with patient
  2. Need: Check indication for each medication (current & continuing)
  3. Effectiveness: Review if achieving therapeutic goals
  4. Safety: Assess adverse effects, interactions, monitoring requirements
  5. Cost-effectiveness: Consider therapeutic alternatives
  6. Adherence: Explore barriers to compliance
  7. Patient perspective: Incorporate preferences and concerns

Deprescribing Principles

  • Target medications: Anticholinergics, benzodiazepines, PPIs >8 weeks, medications with no clear indication
  • Prescribing cascade: Stop medication causing adverse effect before adding another drug
  • Taper when required: Benzodiazepines, beta-blockers, corticosteroids, antidepressants
  • Monitor post-deprescribing: 1-4 weeks for withdrawal effects or disease recurrence

Figure 1: Structured medication review template showing seven-step framework

Key Numbers

  • 📊 6.5% of hospital admissions due to adverse drug reactions
  • 📊 50% of patients on ≥5 medications have adherence issues
  • 📊 21% reduction in potentially inappropriate prescribing with structured reviews

Problem-Solving Approach

Conducting a Structured Medication Review

  1. Preparation phase

    • Access full medication history (GP records, hospital letters, patient's own drugs)
    • Review recent blood results (renal/hepatic function, therapeutic drug levels)
    • Check allergy status and previous adverse reactions
  2. Patient consultation (15-20 minutes)

    • What medications are you actually taking? (identify non-adherence)
    • What concerns do you have about your medicines?
    • Any side effects or new symptoms?
  3. Clinical assessment

    • Indication check: Is each drug still needed?
    • Dose appropriateness: Adjust for age, renal function (eGFR), weight
    • Drug interactions: Use interaction checker for ≥5 medications
    • Monitoring requirements: Are they up to date?
  4. Shared decision-making

    • Discuss benefits vs. burdens of each medication
    • Prioritize patient's quality of life goals
    • Agree on trial deprescribing if appropriate
  5. Safety netting

    • Provide written plan of medication changes
    • Book follow-up (2-4 weeks for deprescribing, 3 months for optimization)
    • Alert to withdrawal symptoms or disease recurrence

🚩 Red Flags Requiring Immediate Action

  • Medications without documented indication
  • Duplicate therapy (e.g., two NSAIDs)
  • Contraindicated combinations (e.g., NSAID + SSRI + aspirin)
  • Doses inappropriate for renal function
  • Missing essential monitoring (e.g., lithium levels >3 months overdue)

⚠️ Warning: Always check renal function before continuing renally-excreted drugs (metformin, digoxin, lithium, gabapentin)

Analysis Framework

Deprescribing Priority Tool

Priority LevelMedication ExamplesAction Timeline
High (stop/reduce urgently)Anticholinergics in dementia, benzodiazepines >4 weeks, PPIs without indicationWithin 1-2 weeks
Medium (review benefit)Statins in limited life expectancy, antihypertensives causing fallsWithin 1-3 months
Low (monitor)Vitamins without deficiency, low-dose aspirin in primary prevention <10% CVD riskNext routine review

Medication Complexity Assessment

FactorLow RiskHigh Risk
Number of medications<4≥10
Dosing frequencyOnce dailyMultiple times daily
Special administrationStandard oralInhalers, injections, complex timing
Monitoring requirementsNone/annualMonthly or more frequent
Renal/hepatic impairmentNormal functioneGFR <30 or Child-Pugh B/C

Adherence Assessment Questions

  • "How many doses did you miss in the last week?" (non-judgmental)
  • "What makes it difficult to take your medications?"
  • "Do you understand what each medication is for?"

Visual Aid

Documentation Requirements (NICE NG5)

  • Date of review and reviewer name
  • Medications reviewed (including OTC, supplements)
  • Clinical rationale for changes
  • Patient agreement documented
  • Follow-up plan with specific timeframe
  • Information shared with patient (written)

Key Points Summary

Structured reviews reduce adverse drug events by 21% and improve adherence in polypharmacy (≥5 medications)

Seven-step approach: Aim → Need → Effectiveness → Safety → Cost → Adherence → Patient perspective (NICE NG5 framework)

Review frequency: Every 6 months for high-risk (≥10 drugs, care homes), annually for moderate complexity (4-9 drugs)

Priority deprescribing targets: Anticholinergics, benzodiazepines >4 weeks, PPIs without indication, prescribing cascades

Essential checks: Renal function for dose adjustment, drug interactions (≥5 medications), monitoring compliance (lithium, warfarin, methotrexate)

Shared decision-making: Balance therapeutic benefit against treatment burden, align with patient's quality of life goals

Documentation must include: Clinical rationale, patient agreement, written plan, specific follow-up timeframe (2-4 weeks post-deprescribing)

📌 Remember: REVIEW - Rationale check, Effectiveness assess, Verify safety, Interaction screen, Engage patient, Write plan

Practice Questions: Medication reviews

Test your understanding with these related questions

During a practice audit of patients over 75 years taking 10 or more regular medications, you identify several patients who would benefit from structured medication reviews. You are prioritising which patients to review first based on risk stratification. According to best practice guidance on medication reviews in primary care, which patient characteristic indicates HIGHEST priority for urgent structured medication review?

1 of 5

Flashcards: Medication reviews

1/10

With a ABPM/HBPM >=135/85 (stage 1 hypertension) treat if _____ AND any of the following: target organ damage established cardiovascular disease renal disease diabetes 10-year cardiovascular risk >10%

TAP TO REVEAL ANSWER

With a ABPM/HBPM >=135/85 (stage 1 hypertension) treat if _____ AND any of the following: target organ damage established cardiovascular disease renal disease diabetes 10-year cardiovascular risk >10%

<80 years

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