In order to do skin testing, do not take antihistamines for 5 days before your appointment. This includes nasal sprays that are an antihistamine. Please call if you are not sure if your medication contains an antihistamine.
The prick test is performed on the inner arm and on rare occasions on the back. The skin prick test is performed with a plastic stick with a pointed end. There are no needles involved. The prick test may be uncomfortable and itch, but the itchiness will resolve in 12 – 24 hours. The skin prick test are read 15 minutes after application and the results are discussed on the same day of the consultation. The number of prick tests performed depends on your history.