What if I cannot make my appointment? April 07, 2021 17:10 Updated Please contact us within 24 hours of your appointment by phone at 1-888-256-7043 or by email at hello@cannabisclinics.ca. Related articles How do I book a Virtual Care appointment? What do I need for my appointment? Are appointments free? How long do I have to wait for an appointment? Who is eligible for medical cannabis?