Metoprolol Succinate Oral : Uses, Side Effects, Interactions

Metoprolol Succinate

COMMON BRAND(S): Kapspargo Sprinkle, Toprol XL

GENERIC NAME(S): Metoprolol Succinate


Metoprolol Succinate is a beta-blocker used to treat chest pain (angina), heart failure and high blood pressure. Reducing hypertension helps in preventing stroke, heart attack and kidney problems.

Metoprolol works by blocking the action of some natural chemicals (such as epinephrine) in your body which affects the heart and blood vessels. It reduces heart rate, blood pressure and pressure on the heart.

How To Use Metoprolol Succinate

See also the warning section.

Take Metoprolol guided by your doctor, usually daily once daily. Some brands of this drug (containing Metoprolol Tartrate) may be better absorbed when you take it with food or at the right time. Other brands (containing metoprolol succinate) can be taken with or without food. Follow your doctor’s instructions for your brand, and take it the same way each day at the same time.

Do not crush or chew extended-release capsules or pills. Doing this increases the risk of side effects, you can release all medicines at once.

Do not split the expanded-release tablet unless they have a score line and your doctor or pharmacist asks you to do this. Swallow whole or split tablet without crushing or chewing.

If you are using extended-release capsules and it is having difficulty swallowing completely, then you can open the capsule and sprinkle its contents on a spoon soft meal (like apples, pudding, or curd) . Swallow the medication / food without chewing the mixture. Use the mixture within 60 minutes. Do not prepare a supply in advance. If you are giving this medicine through a tube in the stomach, then ask for specific instructions from your doctor or pharmacist.

To reduce your risk of side effects, your doctor may direct you to start this medication on low dose and gradually increase your dose. Follow your doctor’s instructions carefully. Dosage is based on your medical condition and treatment response.

Use Metoprololregularly to get the most benefit. To help you remember, take it at the same time every day. Do not stop taking this medicine without consultation with your doctor. When the drug suddenly stops, your condition may worsen.

For the treatment of hypertension, you may take several weeks to get the full benefit of this medicine. It is important to continue taking this medicine even if you feel OK. Most people with high blood pressure do not feel sick.

To prevent chest pain, a second heart attack, or migraine headache, it is very important to set this medicine regularly. This drug should not be used when there is chest pain or migraine. Use other medicines to relieve sudden attacks as directed by your physician (for example, nitroglycerin tablets placed under the tongue for chest pain, “triptan” drug for migraine, such as Sumatriptan). Consult your doctor or pharmacist for details.

Tell your doctor if your condition does not improve or if it gets worse (for example, if your regular blood pressure reading is high or increases, if you have chest pain or migraine more often ).

Side Effects

See also the warning section.

Drowsiness, dizziness, fatigue, diarrhea, and slow heartbeats can be slow. Reduction in sexual capacity is rarely reported. If any of these effects persists or worsens, tell your doctor or pharmacist immediately.

To reduce the risk of dizziness and lighthouse, slowly rise while sitting or lying down from the position of lying.

With some brands of this medicine, you can see an empty tablet shell in your stool. It is harmless.

Metoprolol can reduce blood flow in your hands and feet, so that they can get cold. Smoking can spoil this effect. Wear warm clothes and avoid using tobacco.

Remember that your doctor has prescribed this drug because he or she has decided that the benefit is higher than the risk of side effects. Many people using this drug do not have serious side effects.

Tell your doctor immediately if there are no possible but serious side effects: heartbeat, severe dizziness, unconsciousness, blue fingers / toes, difficulty in breathing, new heart failure or Deteriorating symptoms (such as shortness of breath, swelling of ankle / leg, abnormal fatigue, abnormal / sudden weight gain), changes in mental / mood (e.g delusions, changes in mood, depression).

A very serious allergic reaction to this drug is rare. However, if you see symptoms of a serious allergic reaction, get medical help immediately, including: granular, itching / swelling (especially the face / tongue / throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you do not list other effects above, contact your doctor or pharmacist.

In America – Call your doctor for medical advice about side effects. You can notify the FDA of side effects on 1-800-FDA-1088 or

In Canada – Call Your Doctor for Medical Advice on Side Effects You can report the health effects of Canada on 1-866-234-2345.


Before taking metoprolol, tell your doctor or pharmacist whether you are allergic to it; Or other beta-blockers (such as atenolol, propranolol); Or if you have any other allergens. This product can have passive elements, which can cause allergic or other problems. Talk to your pharmacist for more details.

Before using Metoprolol, tell your doctor or pharmacist your medical history, especially: some types of heart rhythm problems (such as slow heart beat, second- or third degree atrioventricular block, sick sinus syndrome) Problems in breathing (such as asthma), chronic bronchitis, emphysema), liver disease, severe allergic reactions, in which treatment with epinephrine needs Problems like blood circulation (such as Raynaud’s disease, peripheral vascular disease), mental / mood disorders (such as depression, a definite muscle disease) myasthenia gravis).

If you have diabetes, this product may face faster / faster heartbeat, when you usually feel that your blood glucose is very low (hypoglycemia). Other symptoms of low blood sugar, such as dizziness and perspiration, are unaffected by this medicine. This product can make it difficult to control your blood glucose. Regularly check your blood glucose as directed and share the result with your doctor. Tell your doctor immediately if you have symptoms of high blood sugar such as thirst / urination. Your doctor may need to adjust your diabetes medication, exercise program or diet.

Before surgery, tell your doctor or dentist about all the products that you use (including prescription drugs, nonprescription drugs and herbal products).

Metoprolol may make you dizzy or drowsy. Alcohol or marijuana can make you more dizzy or deaf. Unless you can safely do it, do not drive, use machinery, or do anything that requires caution. Limit alcoholic beverages. If you are using marijuana, talk to your doctor.

During pregnancy, Metoprolol should be used only when it is clearly necessary. It can harm an unborn child. Discuss the risks and benefits with your doctor.

This drug passes into breast milk. Discuss the risks and benefits with your doctor before breastfeeding.


Drug interactions can change how your medicines work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescriptions / non-prescription medicines and herbal products) and share it with your doctor and pharmacist. Do not start, stop or change any drug supplements without the approval of your doctor.

A product that can communicate with this drug is: fingolimod.

Other medicines can affect the removal of metoprolol from your body, which can affect the way metoprolol works. Examples include  lumefantrine, propafenone, quinidine, SSRI antidepressants (such as fluoxetine, paroxetine), St. John’s wort, etc.

Some products contain elements that can increase your heart rate or blood pressure, or can damage your heart failure. Tell your pharmacist what products you are using, and ask how to use them safely (especially cough and cold products, diet aids, or NSAIDs such as ibuprofen / naproxen).

Over Dose

If someone is treated and has serious symptoms like having trouble going out or breathing, call 911. Otherwise, call the Poison Control Center immediately. US residents can call their local venom control center at 1-800-222-1222. Canadians can call a provincial poison control center. Symptoms of overdose may include: very slow heart beat, severe dizziness, severe weakness, unconsciousness, difficulty breathing


Do not share this medication with others.

Talk to your doctor about lifestyle changes that can help this drug work better (like stress reduction programs, exercise and diet changes).

When taking this medicine, check your blood pressure and pulse (heart rate) regularly. Learn how to check your own blood pressure and pulse at home, and share the results with your doctor.

Laboratory and / or medical tests (such as liver function tests) may be periodically reviewed for monitoring or checking side-effects. Consult your doctor for more details.

Missed Dose

If you miss a dose, then as soon as you remember, take it. If it is near the next dose time, then leave the thesis dose. Take your next dose at regular times. Do not double the dose to catch up.


Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.

Until instructed to do so, do not flush the medicines in the toilet and do not drain them. When this period expires or does not need it, then properly release this product. Consult your drug dealer or local waste disposal company to get more information about safely terminating your product.

Disclaimer: DrLinex has made every effort to ensure that all information is factually accurate, comprehensive and up-to-date. However, this article should not be used as a licensed health care professional’s choice of knowledge and expertise. You should always consult your doctor or other health care professional before taking any medication. The information given here is subject to change and it has not been used to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions or adverse effects. The lack of warning or other information for any drug does not indicate that the combination of medicine or medication is safe, effective or appropriate for all patients or all specific uses.


3 thoughts on “Metoprolol Succinate Oral : Uses, Side Effects, Interactions

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