Ranx 500 Tablet ER
Prescription Required
Product introduction
Ranx 500 Tablet ER is used for the management of angina (heart-related chest pain). It helps prevent new attacks of angina but does not stop an acute attack once started. It relieves chest pain by making the heart work more efficiently.
Ranx 500 Tablet ER should be taken in the dose as advised by your doctor, at the same time each day. It can be taken with or without food to avoid stomach upset. Your doctor will decide how often you should take this medicine. This may change from time to time depending on how well it is working. You should take this medicine regularly to get the most benefit, even if you feel fine. It prevents future harm. If you stop taking it, your chest pain may come back.
You can improve the health of your heart by making some lifestyle changes, such as quitting smoking, cutting down on alcohol, eating well, taking regular exercise, and managing stress. Some common side effects of this medicine include nausea, headache, dizziness, and constipation. Talk to your doctor if these bother you or do not go away.
Ranx 500 Tablet ER may not be suitable for some people. Tell your doctor if you are suffering from any liver or kidney problems. Also, let your doctor know all other medications you are using, as some may affect or be affected by this medicine. This medicine is not usually recommended during pregnancy or breastfeeding.
Uses of Ranx Tablet ER
Benefits of Ranx Tablet ER
In Treatment of Angina (heart-related chest pain)
Ranx 500 Tablet ER reduces the oxygen requirement of the heart and relaxes the heart muscles. It makes sure that your heart is able to perform its functions with the amount of oxygen supply available without causing stress on the heart muscles. This makes it less likely that you will suffer chest pain caused by angina. This medicine can help increase your ability to exercise and go about your daily life more easily by reducing the frequency of angina attacks. You should take it regularly and as long as it is prescribed for it to work effectively.
Side effects of Ranx Tablet ER
Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Ranx
- Nausea
- Headache
- Dizziness
- Constipation
How to use Ranx Tablet ER
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Ranx 500 Tablet ER may be taken with or without food, but it is better to take it at a fixed time.
How Ranx Tablet ER works
Ranx 500 Tablet ER is an anti-anginal medication. It works by decreasing the oxygen requirement of the heart by relaxing the heart muscle.
Safety advice
Alcohol
CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Ranx 500 Tablet ER. Please consult your doctor.
Pregnancy
CONSULT YOUR DOCTOR
Ranx 500 Tablet ER may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.
Breast feeding
CONSULT YOUR DOCTOR
Ranx 500 Tablet ER is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
Driving
CONSULT YOUR DOCTOR
It is not known whether Ranx 500 Tablet ER alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react.
Kidney
CAUTION
Ranx 500 Tablet ER should be used with caution in patients with kidney disease. Dose adjustment of Ranx 500 Tablet ER may be needed. Please consult your doctor.
Use of Ranx 500 Tablet ER is not recommended in patients with severe kidney disease.
Use of Ranx 500 Tablet ER is not recommended in patients with severe kidney disease.
Liver
CAUTION
Ranx 500 Tablet ER should be used with caution in patients with liver disease. Dose adjustment of Ranx 500 Tablet ER may be needed. Please consult your doctor.
Use of Ranx 500 Tablet ER is not recommended in patients with moderate to severe liver disease.
Use of Ranx 500 Tablet ER is not recommended in patients with moderate to severe liver disease.
What if you forget to take Ranx Tablet ER?
If you miss a dose of Ranx 500 Tablet ER, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
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Quick tips
- Ranx 500 Tablet ER improves HbA1c and blood sugar levels in diabetes patients.
- It may cause dizziness or sleepiness. Do not drive or do anything requiring concentration until you know how it affects you.
- Notify your doctor if you are taking any other medications along with Ranx 500 Tablet ER.
- It may produce changes in the ECG (QTc interval prolongation). It is recommended to get an ECG done within 1 to 2 weeks of starting the medication.
Fact Box
Chemical Class
Acetanilide & piperazine derivative
Habit Forming
No
Therapeutic Class
CARDIAC
Action Class
Late Sodium channel blocker- angina
Interaction with drugs
Taking Ranx with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Do not consume Ranolazine with Aripiprazole.
Concomitant use may affect heart rhythm and may be fatal.
Do not consume Ranolazine with Atazanavir.
Concomitant use may affect heart rhythm and may be fatal.
Do not consume Ranolazine with Apomorphine.
Concomitant use may affect heart rhythm and may be fatal.
Do not consume Ranolazine with Apomorphine.
Concomitant use may affect heart rhythm and may be fatal.
Do not consume Ranolazine with Darunavir.
Concomitant use may affect heart rhythm and may be fatal.
Patient concerns
User feedback
Patients taking Ranx 500 Tablet ER
Twice A Day
80%
Once A Day
20%
What are you using Ranx Tablet ER for?
Angina (heart*
81%
Others
19%
*Angina (heart-related chest pain)
How much was the improvement?
Average
56%
Excellent
33%
Poor
11%
What were the side-effects while using Ranx 500 Tablet ER?
Dizziness
40%
No Side Effec*
20%
Nausea
20%
Constipation
20%
*No Side Effect
How do you take Ranx Tablet ER?
With or witho*
67%
With food
33%
*With or without food
Please rate Ranx 500 Tablet ER on price
Average
54%
Expensive
46%
FAQs
What are the serious side effects of Ranx 500 Tablet ER?
Ranx 500 Tablet ER may cause changes in the electrical activity of the heart, which is known as QT prolongation. Your doctor may get regular tests done to check the electrical activity of your heart. Tell your doctor right away if you feel faint or lightheaded or if your heart starts beating irregularly or fast, as these may be symptoms of QT prolongation. Ranx 500 Tablet ER may also cause kidney failure in patients who already have kidney problems. Therefore, your doctor may need to do tests to check how your kidneys are working.
I started taking Ranx 500 Tablet ER about a week ago. Now I have noticed that my urine has become very dark, though I am taking plenty of fluids. Is there anything to worry about?
Dark urine while taking Ranx 500 Tablet ER is not a common side effect, but it can sometimes happen. Monitor for other symptoms like yellowing of the skin/eyes (jaundice), severe fatigue, nausea, or unusual muscle pain. Consult your doctor as soon as possible to rule out any liver- or kidney-related issues. Check if you’re taking other medications that could cause urine discoloration, such as vitamins, antibiotics, or certain foods like beets.
In case I accidentally take an excess of Ranx 500 Tablet ER, what will happen?
An excess of Ranx 500 Tablet ER can cause nausea, vomiting, lightheadedness, double vision, tiredness, severe tremor, confusion, hallucinations, difficulty in speaking and walking, and you can even faint. If you have taken an excess of Ranx 500 Tablet ER by mistake, call your doctor right away or seek emergency medical care in a nearby hospital.
Is it safe to take Ranx 500 Tablet ER if I am already taking metoprolol?
Yes, it is safe to take the Ranx 500 Tablet ER and metoprolol together. Ranx 500 Tablet ER has minimal effect on blood pressure in patients with angina.
I am a diabetic and am taking metformin. My doctor has prescribed Ranx 500 Tablet ER, is it safe to take both together?
If you are taking metformin along with Ranx 500 Tablet ER, you have to be careful since Ranx 500 Tablet ER may increase the levels of metformin in the body, which can lead to metformin toxicity. Talk to your doctor, who will modify the dose of metformin.
I have been taking simvastatin to keep my cholesterol levels in check. Can I take Ranx 500 Tablet ER with it?
It is recommended not to take simvastatin and Ranx 500 Tablet ER together because it may cause simvastatin toxicity, which may lead to symptoms like muscle weakness and soreness, fatigue, decreased urination, etc. Let your doctor know that you are already taking simvastatin. If it is still necessary to take it, then take it exactly as advised by the doctor.
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Disclaimer:
Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.References
- Opie LH, Horowitz JD. Nitrates and Newer Antianginals β-Blocking Agents. In: Opie LH, Gersh BJ, editors. Drugs for the Heart. 8th ed. Philadelphia, Pennsylvania: Elsevier Saunders; 2013. p. 56
- Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. p. 1200.
- Ranolazine [Prescribing Information]. Mahwah, NJ: Lifestar Pharma LLC; 2025. [Accessed 09 Apr. 2025] (online) Available from:
Marketer details
Name: Torrent Pharmaceuticals Ltd
Address: Off. Ashram Road, Ahmedabad - 380 009., Gujarat, India
Country of origin: India
Expires on or after: February, 2027
A licensed vendor partner from your nearest location will deliver Ranx 500 Tablet ER. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
Expires on or after: February, 2027
A licensed vendor partner from your nearest location will deliver Ranx 500 Tablet ER. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.
In case of any issues, contact us
Email ID: [email protected]Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
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