Stephen J. Schueler, M.D.

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Swelling due to Allergies Medications

Medications that may help treat symptoms of angioedema include diphenhydramine (Benadryl) or chlorpheniramine.

Diphenhydramine Dosing Chart

AgeDoseIntervalMax Daily Dose
2-5 years6.25 mg4-6 hours37.5 mg/day
6-11 years12.5-25 mg4-6 hours150 mg/day
12 and older25-50 mg4-6 hours300 mg/day

Chlorpheniramine Dosing Chart
AgeDoseIntervalMax Daily Dose
Under 6consult your physician
6-11 years2 mg4-6 hours12 mg/day
12 and up4 mg4-6 hours24 mg/day

Continue to Swelling due to Allergies Warning Signs

Last Updated: Nov 8, 2010 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Swelling due to Allergies References
  1. Baxi S, Dinakar C. Urticaria and angioedema. Immunol Allergy Clin North Am. 2005 May;25(2):353-67, vii. [15878460]
  2. Gompels MM, Lock RJ, Abinun M, Bethune CA, Davies G, Grattan C, Fay AC, Longhurst HJ, Morrison L, Price A, Price M, Watters D. C1 inhibitor deficiency: consensus document. Clin Exp Immunol. 2005 Mar;139(3):379-94. [15730382]
  3. Varadarajulu S. Urticaria and angioedema. Controlling acute episodes, coping with chronic cases. Postgrad Med. 2005 May;117(5):25-31. [15948365]
  4. Zuraw BL. Current and future therapy for hereditary angioedema. Clin Immunol. 2005 Jan;114(1):10-6. [15596404]
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