Hypertensive patients who have a severe cough can take licorice tablets appropriately under the guidance of a physician, mainly for a short period of time, and it is not recommended to take more than one, otherwise it may cause an increase in blood pressure. Licorice tablets are generally used for cough suppression, hypertensive patients with a more serious cough, affecting daily life, you can take a short-term, small amount, usually does not have any effect on blood pressure, but licorice tablets are prone to water retention, resulting in increased blood volume and vascular tension, if a large number of ingested or prolonged intake, it will lead to an increase in blood pressure. In addition, licorice tablets contain opioids, which have a calming effect on the nerves and are addictive, so whether or not you have high blood pressure, you should not take licorice tablets for a long period of time to avoid drug addiction. Patients with high blood pressure taking licorice tablets should take them under the guidance of a doctor, do not take them without authorization, so as not to affect the control of blood pressure.