Along with most of the southern Gulf Islands, plus various minor islands offshore from its southern end, the southern part of Vancouver Island is the only part of British Columbia (and of Western Canada) that lies south of the 49th Parallel.hile the city of Vancouver stands on the North American mainland, Victoria, the capital city of British Columbia, is located on the island. The island was first explored by Europeans when British and Spanish expeditions arrived in the late 18th century.
There are many causes of dry mouth. Dry mouth most commonly occurs as a side effect of medications that cause decreased saliva production, including high blood pressure medications, antihistamines, antidepressants, diuretics, nonsteroidal anti-inflammatories, narcotics, and many others.
10 Medications That Cause Dry Mouth. 1  1 There are over 400 medications that can create the dry, parched feeling in your mouth referred to as dry mouth.. 2  2 Studies suggest medications used to treat hypertension like alpha blockers and beta blockers have side effects including dry mouth.