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Evidence-Based Medicine 2006;11:173; doi:10.1136/ebm.11.6.173
Copyright © 2006 by the BMJ Publishing Group Ltd.

Therapeutics

Sublingual immunotherapy with a grass allergen tablet improved symptoms and quality of life in allergic rhinoconjunctivitis

Durham SR, Yang WH, Pedersen MR, et al. Sublingual immunotherapy with once-daily grass allergen tablets: a randomized controlled trial in seasonal allergic rhinoconjunctivitis. J Allergy Clin Immunol 2006;117:802–9.[CrossRef][Medline]

Q In patients with grass pollen-induced allergic rhinoconjunctivitis, how effective is sublingual immunotherapy with a grass allergen tablet?

Clinical impact ratings GP/FP/Primary care *****{star}{star} Allergy & immunology ******{star}

Key Words: allergens • conjunctivitis (allergic) • desensitisation (immunologic) • Poaceae • rhinitis (allergic, seasonal)

The first 150 words of the full text of this article appear below.

METHODS

Formula Design: randomised placebo controlled trial.

Formula Allocation: unclear allocation concealment.*

Formula Blinding: blinded (patients, healthcare providers, and outcome assessors).*

Formula Follow up period: up to the end of grass pollen season.

Formula Setting: 55 centres in Canada, UK, Germany, Belgium, Austria, Denmark, Sweden, and Norway.

Formula Patients: 855 patients 18–65 years of age (mean age 35 y, 62% men) who had allergic rhinoconjunctivitis during grass pollen season for >=2 years and positive result on skin prick test to timothy grass (Phleum pratense). Exclusion criteria included history of asthma, anaphylaxis, or angio-oedema; forced expiratory volume1 <70% predicted; non-grass induced allergic rhinitis; recurrent acute or chronic sinusitis; conjunctivitis, rhinitis, or asthma at randomisation; hypersensitivity to trial medication; and immunotherapy for allergens in the past 5–10 years.

Formula Intervention: oral P pratense pollen tablets (GRAZAX, ALK-Abelló, Denmark), 0.5 µg pollen with rescue medication (RM) (n = 136), 5 µg pollen with RM (n = 139), 15 µg . . . [Full text of this article]

Frank Thien, MD, FRACP

Alfred Hospital and Monash University,
Melbourne, Victoria, Australia


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