Dizziness caused by high blood pressure patients after taking medication in the morning, there are a variety of possibilities, it may be caused by drugs to lower the blood pressure quickly or lower too obviously, caused by hypotensive dizziness, for this situation is relatively good to do, will be the antihypertensive drugs to suspend or reduce the amount can be. But there are many causes of dizziness, one of the adverse effects of drugs may also cause dizziness. Some drugs have the effect of lowering the heart rate, some drugs have the effect of dilating blood vessels, these may cause dizziness. There are also patients with otolithiasis, cervical spondylosis, cerebral hypoperfusion or transient ischemic attacks, which can also cause dizziness. If drug-induced dizziness is ruled out, a brain MRI and cerebrovascular examination should be performed.