If your blood pressure is high in the afternoon after taking felodipine in the morning, you may need to adjust the dosage of felodipine or combine it with another antihypertensive drug for treatment. Felodipine belongs to the calcium antagonist, which has the effect of lowering blood pressure. If the blood pressure is high in the afternoon after taking the drug in the morning, the dose of the drug may need to be increased. In the case of regular felodipine tablets, it may be necessary to take another antihypertensive medication in the afternoon, or in the case of felodipine extended-release tablets, it may be necessary to increase the dose of the medication when it is taken in the morning. If the dosage of felodipine is already high, it is not recommended to blindly increase the dose of antihypertensive medication at this time, but rather to combine it with another antihypertensive medication, such as enalapril. It should also be noted that if the patient is only due to emotional excitement, sleep deprivation and other factors caused by a transient increase in blood pressure, temporarily do not need to adjust the treatment program. Felodipine extended-release tablets can cause adverse reactions such as palpitations, flushing, headache, etc. They are contraindicated in cases of decompensated heart failure, acute infarction, allergies, and in women during pregnancy. Therefore, high blood pressure in the afternoon after taking felodipine treatment in the morning needs to be timely medical care, need to combine the specific type of medicine the patient is currently taking, dose, blood pressure, etc., to further adjust the treatment program.