Nicorandil tablets do not lower blood pressure. Nicorandil Tablet is a western medicine, which is an anti-angina drug, used for the treatment of coronary heart disease, angina pectoris. Therefore, the drug does not have the effect of lowering blood pressure and cannot be used to lower blood pressure. The adverse reactions of the drug include headache, dizziness, tinnitus, insomnia, rash, abdominal pain, diarrhea, loss of appetite, dyspepsia, nausea, vomiting, constipation, panic, fatigue, facial flushing, swelling of the lower limbs, and severe hypotension. When Nicorandil Tablets are used, it is forbidden for patients with glaucoma, forbidden for patients with severe liver and kidney diseases, and forbidden for those who are allergic to this product. It should also be noted that the drug should be used with caution in pregnant and lactating women, and should not be used in overdose, otherwise it may cause excessive reduction in blood pressure. Nicorandil tablets should be used under the guidance of a professional doctor, do not blindly self-medication, in order to avoid adverse reactions.