If a normal person mistakenly takes 2 antihypertensive drugs, it is usually not a big problem, because for calcium antagonist antihypertensive drugs, or β-blocker antihypertensive drugs, acei antihypertensive drugs, will not reduce the normal person’s blood pressure to the lower limit of the blood pressure value is particularly low, and will reduce high blood pressure to the level of the normal value. If you mistakenly take 2 antihypertensive drugs, you must closely observe the patient’s vital signs, such as observing the blood pressure, heart rate, pulse, oxygen saturation, etc., and if you have the conditions, go to the hospital for certain monitoring, to monitor whether the blood pressure is too low, and if the blood pressure is too low, give the rehydration in a timely manner. Usually, 0.9% saline supplementation for rapid rehydration can correct the situation of low blood pressure. If the blood pressure continues to drop, medications such as pulse oxidizer can be given orally to correct the situation. If the blood pressure does not drop significantly after 2-4 hours, it is usually not a big problem.