*The information contained in this site is for educational purposes only. It is provided as a courtesy to our patients. The information on this website and from subsequent links to other websites are intended to supplement, not substitute the advice given at our clinic. No individuals, including those under our care, should use this information for self-diagnosis or self-treatment of any condition. Only a physician or other licensed health care professional should provide diagnosis and treatment of health conditions.
123 Edward Street Suite 920
Toronto, ON M5G 1E2
t: 647.352.2554 f: 866.881.7790
McMaster Downtown Ambulatory Care Clinic David Braley Health Sciences Centre
100 Main Street West, 4th Floor
Hamilton, ON L8P 1H6
t: 905.525.9140 x 24881 f: 905.527.8847
McMaster University Medical Centre
1200 Main Street West - The Boris Clinic
Hamilton, ON L8P 1H1
Important: Patients must discontinue their antihistamine medications (including Gravol) at least 4 days prior to their scheduled appointment. Inhalers and nose sprays do not affect testing and can be continued as prescribed.