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Betaloc

Betaloc

(metoprolol)

Betaloc (Metoprolol) belongs to the class of medications called beta-blockers. Betaloc (Metoprolol) is used to treat high blood pressure and prevent the symptoms of certain types of Angina (chest pain).

Available form

Dosage

Injectable

1MG/ML

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Betaloc information

Dosage

Side Effects

Available Form

Contraindications

Precautions

Warnings

The usual maintenance dose of Betaloc (Metoprolol) ranges from 100 mg daily to 200 mg daily, however the dose may be increased to 400 mg daily if necessary to obtain symptom control. Immediate-release tablets are taken in 2 divided doses while slow-release tablets are taken once a day.

The medication should be taken with or soon after a meal. Try to take the doses of Betaloc (Metoprolol) at the same time each day.

Many things can affect the dose of medication that a person needs, such as body weight, other medical conditions, and other medications. If your doctor has recommended a dose different from the ones listed here, do not change the way that you are taking the medication without consulting your doctor.

It is important that Betaloc (Metoprolol) be taken exactly as prescribed by your doctor. If you miss a dose, take it as soon as possible and continue with your regular schedule. If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. If you are not sure what to do after missing a dose, contact your doctor or pharmacist for advice.

Store Betaloc (Metoprolol) at room temperature, protect it from light and moisture, and keep it out of the reach of children.

Do not dispose of medications in wastewater (e.g. down the sink or in the toilet) or in household garbage. Ask your pharmacist how to dispose of medications that are no longer needed or have expired.

Many medications can cause side effects. A side effect is an unwanted response to a medication when it is taken in normal doses. Side effects can be mild or severe, temporary or permanent.

The side effects listed below are not experienced by everyone who takes Betaloc (Metoprolol). If you are concerned about side effects, discuss the risks and benefits of Betaloc (Metoprolol) with your doctor.

The following side effects have been reported by at least 1% of people taking Betaloc (Metoprolol). Many of these side effects can be managed, and some may go away on their own over time.

Contact your doctor if you experience these side effects and they are severe or bothersome. Your pharmacist may be able to advise you on managing side effects.

abdominal pain or discomfort
changes in sexual desire or ability
Constipation
Diarrhea
dizziness or lightheadedness when rising from a sitting or lying position
Dry Mouth
fatigue
hair loss
headache
increased sensitivity to sunlight
increased sweating
nausea
trouble sleeping
unusual tiredness or weakness with activity
vivid dreams
vomiting
weight gain

Although most of the side effects listed below don't happen very often, they could lead to serious problems if you do not seek medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

back or joint pain
breathing difficulty or wheezing
changes in hearing
chest pain
cold hands and feet
confusion
flare-up of psoriasis (e.g., pinpoint-sized red spots on skin, red, scaling, or crusted skin)
hallucinations (hearing or seeing things that aren't there)
numbness or tingling sensation in the extremities
signs of clotting problems (e.g., unusual nosebleeds, bruising, blood in urine, coughing blood, bleeding gums, cuts that don’t stop bleeding)
signs of depression (e.g., poor concentration, changes in weight, changes in sleep, decreased interest in activities, thoughts of suicide)
signs of heart problems (e.g., fast, irregular heartbeat or pulse, chest pain, difficulty breathing, tiredness with activity, swelling of feet, ankles, or lower legs)
signs of kidney problems (e.g., increased need to urinate, decreased urine production, skin itching, nausea, vomiting, rash)
signs of liver problems (e.g., nausea, vomiting, diarrhea, loss of appetite, weight loss, yellowing of the skin or whites of the eyes, dark urine, pale stools)
slow heartbeat (especially less than 40 beats per minute)
symptoms of low blood pressure (e.g., dizziness, fatigue)
vision changes (e.g., blurred vision, dry eyes, eye pain)

Stop taking the medication and seek immediate medical attention if any of the following occur:

fingers or toes cold to touch, painful or discoloured
symptoms of a serious allergic reaction (such as swelling of the face or throat, Hives, or difficulty breathing)

Some people may experience side effects other than those listed. Check with your doctor if you notice any symptom that worries you while you are taking Betaloc (Metoprolol).

Before you begin using a medication, be sure to inform your doctor of any medical conditions or Allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should use Betaloc (Metoprolol).

Breathing conditions: In general, people who have asthma and certain other lung problems should avoid taking a beta-blocker such as Betaloc (Metoprolol), as it can cause breathing difficulty. If you have breathing problems and your doctor prescribed Betaloc (Metoprolol) for you, it may be at a lower dose, and your doctor will monitor you regularly while you are taking Betaloc (Metoprolol). If you have breathing problems, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed.

Diabetes: The signs of low blood sugar may not be as noticeable when taking Betaloc (Metoprolol). Betaloc (Metoprolol) may make it more difficult for people with diabetes to control their blood sugar. If you have diabetes, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed. Your doctor will monitor you while you are taking Betaloc (Metoprolol) and may need to adjust the doses of antidiabetes medications.

Dizziness or fainting: Dizziness or fainting are side effects of Betaloc (Metoprolol) and may occur after first starting Betaloc (Metoprolol). Avoid driving and other potentially hazardous tasks until you have determined how Betaloc (Metoprolol) affects you.

Heart disease: Beta-blockers, such as Betaloc (Metoprolol), can worsen existing heart failure. It is important to take Betaloc (Metoprolol) exactly as prescribed by your doctor to decrease the chance of this happening. If you have a history of heart disease, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed.

Hyperthyroidism (high level of Thyroid hormones): Betaloc (Metoprolol) can mask the symptoms that occur when you have hyperthyroidism (high levels of thyroid hormones). If you have hyperthyroidism, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed. Stopping the medication suddenly could worsen this condition.

Kidney function: Kidney function may change as a result of taking Betaloc (Metoprolol). Your doctor will monitor for this, and may adjust your dose if necessary. If you have reduced kidney function or Kidney Disease, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed.

If you experience puffy hands, face or feet, high blood pressure, unusual muscle cramping, or darkened urine, Betaloc (Metoprolol) may be affecting how well your kidneys are working. If you notice any of these symptoms, contact your doctor as soon as possible.

Liver function: Liver disease or reduced liver function may cause Betaloc (Metoprolol) to build up in the body, causing side effects. If you have liver problems, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed. Your doctor may want to test your liver function regularly with blood tests while you are taking Betaloc (Metoprolol).

If you experience symptoms of liver problems such as fatigue, feeling unwell, loss of appetite, nausea, yellowing of the skin or whites of the eyes, dark urine, pale stools, abdominal pain or swelling, and itchy skin, contact your doctor immediately.

Pheochromocytoma: Betaloc (Metoprolol) can worsen the symptoms of pheochromocytoma (a tumour of the adrenal gland) if it is taken alone. If you have a pheochromocytoma, discuss with your doctor how Betaloc (Metoprolol) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Betaloc (Metoprolol), and whether any special monitoring is needed.

Severe allergies: If you have allergies severe enough to cause Anaphylaxis (severe allergic reaction) (a severe allergic reaction where swelling of the face, lips, and throat make it difficult to breathe), discuss with your doctor about what to do if you have an allergic reaction. Betaloc (Metoprolol) may make it more difficult to treat severe allergic reactions with Epinephrine.

Stopping the medication: People with heart disease who stop taking Betaloc (Metoprolol) abruptly may experience severe effects, such as chest pain, irregular heartbeat, or heart attack. If you have heart disease, do not stop taking Betaloc (Metoprolol) without checking with your doctor first. When Betaloc (Metoprolol) needs to be stopped, it should be done gradually under supervision of your doctor.

Surgery: If you are scheduled for surgery, inform all health care professionals involved in your care that you are taking Betaloc (Metoprolol).

Pregnancy: The medication should not be used during pregnancy unless the benefits outweigh the risks. If you become pregnant while taking Betaloc (Metoprolol), contact your doctor immediately.

Breast-feeding: Betaloc (Metoprolol) passes into breast milk. If you are a breast-feeding mother and are taking Betaloc (Metoprolol), it may affect your baby. Talk to your doctor about whether you should continue breast-feeding.

Children: The safety and effectiveness of using Betaloc (Metoprolol) have not been established for children.

Seniors: Normal adult doses of Betaloc (Metoprolol) may cause a drop in blood pressure that is larger than anticipated. Lower doses may be necessary for seniors.

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