It is not true that the three most avoided fruits for nifedipine are grapefruit, but you should not eat grapefruit or drink grapefruit juice while taking nifedipine. When nifedipine is used together with grapefruit, the drug utilization and peak concentration of nifedipine will almost double, but there is no change in the half-life, so you should avoid eating grapefruit or drinking grapefruit juice during the treatment of nifedipine. Nifedipine is mainly used for the treatment of coronary heart disease, hypertension, chronic stable angina pectoris, unstable angina pectoris, variant angina pectoris, common adverse reactions include dizziness, fever, headache, weakness, dyspnea, wheezing, palpitations, peripheral edema, nausea, heartburn sensation and so on, and is contraindicated in patients who are allergic to the product. It is recommended that patients who are unwell go to regular hospitals for timely consultation and follow the doctor’s instructions for symptomatic treatment with medication.