What patient teaching should be given for Augmentin (amoxicillin/clavulanate)?

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Last updated: March 19, 2026 • View editorial policy

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Patient Teaching for Augmentin (Amoxicillin/Clavulanate)

Administration and Timing

Take Augmentin at the start of a meal to minimize gastrointestinal side effects and enhance absorption of the clavulanate component. 1

  • Taking the medication with food significantly reduces the risk of diarrhea and nausea, which are the most common side effects 1
  • The absorption of clavulanic acid is specifically enhanced when administered at the beginning of a meal 1

Dosing Instructions

Complete the full course of antibiotics even if symptoms improve before finishing the medication. 2, 3

  • Typical adult dosing is 500-875 mg twice daily or 500 mg three times daily, depending on the formulation and infection severity 2, 4
  • For pediatric patients, dosing is weight-based: standard dose is 45 mg/kg/day divided twice daily, or high-dose formulation is 90 mg/kg/day divided twice daily for resistant infections 2, 1
  • Treatment duration is typically 7-14 days depending on the infection type 5, 2, 3

Storage Requirements

Store the medication properly to maintain effectiveness, especially in hot climates. 6

  • Oral suspension must be refrigerated after reconstitution and is stable for 10 days 1
  • Never leave antibiotics in hot environments such as cars, as heat accelerates drug breakdown and reduces effectiveness 6
  • Tablets should be stored at room temperature in a cool, dry place 1

Common Side Effects

Expect mild gastrointestinal symptoms, particularly diarrhea, which occurs more frequently with three-times-daily dosing than twice-daily regimens. 7, 8

  • Diarrhea is the most frequently reported adverse event in both children and adults 7
  • Other common side effects include nausea and abdominal discomfort 9, 10
  • The overall incidence of adverse events is low (approximately 3.6% in large postmarketing studies) 7
  • Serious adverse events are rare 7

When to Contact Your Healthcare Provider

Call your doctor immediately if symptoms worsen or fail to improve within 3-5 days of starting treatment. 4

  • Contact your provider if you develop severe diarrhea, rash, difficulty breathing, or signs of allergic reaction 11
  • Report any new fever, worsening pain, or spreading infection 4
  • If you have a history of penicillin allergy, inform your provider before taking this medication 2, 11

Medication-Specific Warnings

Do not substitute different formulations of Augmentin without consulting your pharmacist or physician. 1

  • Different suspensions contain varying amounts of clavulanic acid and are not interchangeable 1
  • The 200 mg/5 mL and 400 mg/5 mL suspensions cannot substitute for Augmentin ES-600 1

Preparation Instructions for Oral Suspension

Shake the bottle vigorously before each use to ensure proper mixing. 1

  • The pharmacist will reconstitute the powder at dispensing by adding water in two stages with vigorous shaking 1
  • Always shake well before measuring each dose 1
  • Use the measuring device provided; do not use household spoons 1

Compliance and Missed Doses

Take doses at evenly spaced intervals throughout the day to maintain consistent drug levels. 1

  • If you miss a dose, take it as soon as you remember unless it's almost time for the next dose 1
  • Do not double doses to make up for missed medication 1
  • Set reminders to help maintain the dosing schedule, as inconsistent dosing can lead to treatment failure 6

References

Guideline

the diagnosis and management of sinusitis: a practice parameter update.

Journal of Allergy and Clinical Immunology, 2005

Research

[Treatment with amoxicillin and clavulanic acid of urinary tract infections in patients with spinal injuries].

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 1982

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.