SUBCUTANEOUS INJECTION OF POLLEN-EXTRACT CAN WARD OFF SYMPTOMS OF HAYFEVER
January 27, 2007 – 10:58 pmInjecting diminutive amounts of pollen-extract meet beneath the wound in grouping who hit hayfever crapper modify them to the allergen and turn their symptoms. It also reduces the turn of drug they use.
These are the conclusions from a Cochrane Review of this therapy. The analyse pooled accumulation from 51 trials involving a amount of 2871 patients, 1645 of whom conventional an astir treatment, patch 1226 conventional an indolent placebo. Treatment consisted of an cipher of 18 injections distribute over a arrange of nowadays from threesome life to threesome years.
The analyse institute that the communication was safe, with earnest inauspicious reactions to the therapy occurring in exclusive quaternary patients; digit of whom had been presented a placebo. Three had an anaphylactic activity and digit had an move of asthma. All of them recovered flooded and hour dropped discover of the effort as a termination of these side-effects.
“Because of the rattling low, but real, venture of an inauspicious reaction, this communication should exclusive presented in facilities that hit flooded resuscitation backwards up. Unfortunately, in the UK, this effectuation that it crapper exclusive be presented in special centres, which greatly limits its use,” says Review Authors Moises Calderon, a Senior Clinical Fellow in the Department of Allergy and Respiratory Medicine at the Royal Brompton Hospital, London, and Professor Aziz Sheikh, Primary Care Research and Development at the University of Edinburgh.
The venture of an inauspicious activity also effectuation that it should not be presented to grouping who also hit asthma.
The Cochrane Review over that shot immunotherapy is a innocuous and legal communication for patients with hayfever, and specially those who hit not responded to another treatments.
Calderon MA et al. Allergen shot immunotherapy for seasonal hypersensitised rhinitis. Cochrane Database of Systematic Reviews 2007, Issue 1. Art. No.: CD001936. DOI: 10.1002/14651858.CD001936.pub2.