Before your appointment.
Avoid blood-thinning medications and supplements (aspirin, ibuprofen, fish oil, vitamin E) for 48 hours before your appointment, if cleared by your doctor or medical care advisor.
No alcohol 24 hours prior as this can increase bruising.
Come with plenty of time, it’s best not to rush
Wear clothing that allows access to your arms.
Drink Water, Make sure you’ve eaten (can vary for certain tests)