III. Indications

  1. Acute Cerumen Impaction with pain or Hearing Loss
    1. Instill softening agents in ear for 7-14 days
    2. May require manual removal of residual debris
  2. Prior to a scheduled ear exam (start 2-3 weeks before)
  3. Chronic Cerumen Impaction

IV. Preparations: Water-based agents

  1. Hydrogen Peroxide or Benzalkonium chloride (Zephiran)
    1. Mix 1:1 with diluted white vinegar
    2. Instill qd-bid for 4-14 days
  2. Acetic acid 2.5% (more effective in children)
  3. Sodium Bicarbonate 10% (more effective in children)

V. Preparations: Non-water and non-oil based agents

  1. Debrox drops (Carbamide Peroxide)
  2. Chlorine Salicylate and Glycerol (Earex Plus, Audax)
  3. Ethylene oxide polyoxypropylene glycol (Addax)
  4. Propylene glycol
  5. Chlorbutol 0.5%

VI. Preparations: Oil-based agents

  1. Arachis oil 57%, Chlorbutol 5%... (Cerumol)
  2. Arachis oil, camphor oil (Otocerol)
  3. Mineral Oil or Almond Oil
    1. See protocol below
    2. Avoid olive oil (ineffective)
      1. Rodgers (2013) Practice Nursing
        1. https://www.magonlinelibrary.com/doi/10.12968/pnur.2013.24.4.191

VII. Protocol: Clinic Cerumenolytic use prior to irrigation

  1. Instilled 15-30 minutes before irrigation
  2. Options
    1. Cerumenex drops (Triethanolamine) 10%
    2. Hydrogen Peroxide (3%)
    3. Water
    4. Saline (as effective as other agents above)

VIII. Protocol: Acute Cerumen Impaction - home program

  1. Instill several drops of any preparation listed above
  2. Repeat three times daily for 7-14 days

IX. Protocol: Chronic or recurrent Cerumen Impaction

  1. Perform on scheduled basis
    1. Three drops Mineral Oil or almond oil each ear (olive oil appears ineffective, see above)
    2. Three times daily
    3. Three weeks
    4. Three times per year
  2. After instilling drops
    1. Place cotton loosely in ear canal
  3. Memory aid
    1. Try performing at major holiday times
      1. Example: Easter, Labor day, Christmas
    2. Try instilling once per week

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