Lercanidipine is a calcium channel blocker. It regulates the blood pressure by relaxing the blood vessels and reducing the pressure on them, thereby making it easier for the heart to pump more blood throughout the body. In this way, it normalizes the blood pressure in patients with high blood pressure.
Swallow Larpin tablet with a glass of water, do not break, chew or dissolve. Take Larpin on an empty stomach, at least 15 minutes before a meal. This is because fatty food can increase the amount of Larpin in your body and may cause side effects.
Q. How long does it take for Larpin to show its effect?
Larpin starts working on the day you start taking it. However, it may take 2 weeks to notice the full benefits of Larpin. Since there are usually no symptoms of hypertension, you may not notice any difference unless you get your blood pressure checked. Keep taking this medicine regularly as advised by your doctor and keep a track of your blood pressure.
Q. It has been six months since I started taking Larpin and my blood pressure is under control. Can I stop taking it now?
No, continue taking Larpin even if you feel better and your blood pressure is under control. Sudden discontinuation of Larpin may increase your blood pressure, and your chances of stroke or heart attack may rise. Usually, once you start taking any medicine for controlling blood pressure, you have to continue taking it a life long unless you cannot tolerate it.
Q. I have been told that I have to take Larpin for several years. Is it safe to take it for a long time?
Larpin is a blood pressure-lowering medicine. It does not cure hypertension but helps to keep the blood pressure under control for as long as you take it. For this reason, blood pressure-lowering medicines may need to be taken for a long period of time or even life long. Larpin is safe and well tolerated by most people and does not have any lasting toxicity when taken for a long time. For best results, take it exactly as advised by the doctor. Do not stop taking this medicine without consulting your doctor first.
Q. Is it okay to take cyclosporine with Larpin?
No, you should not take cyclosporine with Larpin. The reason being, both the medicines interfere with each other’s working, thereby increasing the risk of getting the side effects of both medicines.
Q. My friend who is taking Larpin is not allowed to take grapefruit or grapefruit juice. Why?
Grapefruit (chakotara) and grapefruit juice should not be consumed while taking Larpin because it may increase the levels of Larpin. This can cause a dip in blood pressure, lightheadedness and your friend may even faint.
Q. Should I restrict alcohol while taking Larpin?
Yes, you should avoid taking alcohol while taking Larpin since your blood pressure may fall further. As a result, you may feel dizzy or develop a headache.
Q. My uncle had once taken excess of Larpin and had to be hospitalized. What can be the symptoms of excess of Larpin and what should be done?
Taking excess of Larpin may cause vomiting, sleepiness, heart attack and drastic fall in blood pressure resulting in fast heartbeat. However, the exact severity of these symptoms will depend on the amount of Larpin ingested by the person. In some cases, it can even lead to unconsciousness. Seek emergency medical care in case of an overdose and depending on the patient's condition, even hospitalization may be required. The patient may need to be monitored for 24-48 hours.
Information last updated by Dr. Varun Gupta, MD Pharmacology on 18th Feb 2020. The medicine details are for information purpose only. Consult a doctor before taking any medicine.