August 17, 2005-- Posted at 3:00 PM CDT
(HealthDayNews) -- Allergic reactions to medications can occur with drugs you've taken before without incident -- or to a drug that your doctor hasn't prescribed to you before.
According to Health Canada, most allergic reactions occur within one hour of taking the medication.
Signs of an allergic reaction include:
If you experience anything unexpected after starting a medication, tell your doctor immediately.
-- Felicity Stone
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