What over-the-counter (OTC) medications can be given to a child for fever, pain, and allergic reactions?

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Over-the-Counter Medications for Children with Fever, Pain, and Allergic Reactions

For fever and pain in children, acetaminophen and ibuprofen are the recommended first-line over-the-counter medications, while diphenhydramine is appropriate for mild allergic reactions, with epinephrine auto-injectors being essential for severe allergic reactions or anaphylaxis. 1, 2, 3

Fever and Pain Management

Acetaminophen (Paracetamol)

  • First-line choice for both fever and pain in children 1
  • Recommended dosing: 10-15 mg/kg every 4-6 hours 4
  • Maximum daily dose: 60 mg/kg/day, not to exceed 5 doses in 24 hours 1
  • Available in various formulations including liquid, chewable tablets, and suppositories 1
  • Primary purpose: Pain reliever/fever reducer 5

Ibuprofen

  • Effective alternative to acetaminophen for fever and pain 2
  • Recommended dosing: 4-10 mg/kg every 6-8 hours 6
  • More effective than acetaminophen at reducing fever at 2,4, and 6 hours post-treatment 6
  • Not recommended for infants younger than 6 months 7
  • Should not be given to children who are dehydrated or vomiting 7

Important Considerations for Fever Management

  • The primary goal should be improving the child's overall comfort rather than normalizing body temperature 7
  • Focus on monitoring activity, observing for signs of serious illness, and encouraging appropriate fluid intake 7
  • Both acetaminophen and ibuprofen have similar safety profiles when used appropriately 2
  • Avoid alternating or combining medications unless specifically recommended by a healthcare provider, as this may increase risk of dosing errors 7

Allergic Reaction Management

For Mild to Moderate Allergic Reactions

  • Diphenhydramine (Benadryl) - first-generation antihistamine 8
    • Recommended for hives, itching, and other mild allergic symptoms 9
    • Dosing: 1-2 mg/kg or 25-50 mg per dose (depending on age) 9
    • May cause drowsiness as a side effect 10

For Second-Generation Antihistamines

  • Loratadine - non-sedating antihistamine option 10
    • Adults and children ≥6 years: 10 mg once daily 10
    • Children 2-5 years: 5 mg once daily 10
    • Causes minimal sedation at recommended doses 10

For Severe Allergic Reactions/Anaphylaxis

  • Epinephrine auto-injector is the critical first-line treatment 3
    • For children weighing 10-25 kg: 0.15 mg auto-injector 3
    • For children weighing ≥25 kg: 0.3 mg auto-injector 3
    • Should be administered in the mid-outer thigh as soon as anaphylaxis is recognized 3
    • After administration, call emergency services immediately 3

Important Cautions and Considerations

  • Never give aspirin to children or teenagers with fever due to risk of Reye's syndrome 1
  • Store all medications safely out of children's reach 7
  • Use proper measuring devices for liquid medications to ensure accurate dosing 7
  • For children under 4 years, do not use over-the-counter cold medications without consulting a healthcare provider first 9
  • In cases of overdose, acetaminophen can be hepatotoxic - single ingestions of more than ten times the recommended dose are potentially toxic 1
  • For anaphylaxis, never substitute antihistamines for epinephrine, as delayed epinephrine administration is associated with poor outcomes 3

When to Seek Medical Attention

  • Fever in infants younger than 3 months 7
  • Fever lasting more than 3 days 7
  • Signs of respiratory distress, altered mental status, or severe pain 3
  • Any signs of anaphylaxis (difficulty breathing, swelling of face/throat, dizziness, widespread hives) 3
  • Symptoms that worsen despite appropriate over-the-counter treatment 7

References

Research

Paracetamol efficacy and safety in children: the first 40 years.

American journal of therapeutics, 2000

Guideline

Anaphylaxis Treatment Guidelines

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2025

Research

Pediatric dosing of acetaminophen.

Pediatric pharmacology (New York, N.Y.), 1983

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Guideline

Maximum Recommended Dose of Loratadine for Adults and Children Over 6 Years

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2025

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.

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