Cardiol
Cardiol contains carvedilol, a beta-blocker that widens blood vessels and is used to treat high blood pressure, coronary artery disease, and heart failure.
How to Use
Dosage
Your doctor will decide your individual dose. Treatment usually starts with a small dose, which will be gradually increased as directed by your doctor.
Method
Take the tablets with liquid. You can usually take them with or without food, but if you have heart failure or tend to feel dizzy, it's recommended to take them with a meal.
Your doctor will determine your maximum daily dose based on your individual needs. Always follow your doctor's instructions.
Possible Side Effects
- •Dizziness
- •Headache
- •Feeling tired or weak
- •Symptoms of heart failure
- •Low blood pressure
- •Infections (e.g., in lungs, urinary tract, or upper airways)
- •Anemia (low red blood cell count)
- •Pain
- •Weight gain
- •High cholesterol levels in blood
- •Worsening of blood sugar control in diabetic patients
- •Depression or low mood
- •Fainting
- •Vision problems
- •Dry or irritated eyes
- •Slow heart rate
- •Swelling or fluid retention in the body
- •Dizziness when standing up quickly
- •Problems with circulation in hands and feet (e.g., cold hands/feet)
- •Shortness of breath
- •Various stomach problems (e.g., nausea, vomiting, diarrhea, stomach pain)
- •Kidney and urinary problems
- •Sleep disorders
- •Abnormal skin sensations (like tingling or numbness)
- •Chest pain during physical activity
- •Disturbances in the heart's electrical system
- •Erectile dysfunction
- •Various skin reactions (e.g., itching, hives, rash)
- •Stuffy nose
- •Low number of platelets in blood
- •Low number of white blood cells in blood
- •Allergic reactions (other than skin reactions mentioned above)
- •Increased liver enzyme levels in blood
- •Urinary incontinence in women
- •Severe skin reactions (e.g., Erythema multiforme, Stevens-Johnson syndrome)
- •Hallucinations
- •Excessive sweating
- •Heart rhythm problems (sinus arrest) in patients prone to it
Important Warnings
- Do not take this medicine if you are allergic to carvedilol or any of its other ingredients.
- Do not take this medicine if your heart rate is very slow (under 50 beats per minute) or your blood pressure is very low (upper number below 85 mmHg).
- Do not take this medicine if you have asthma or other severe breathing problems.
- Do not take this medicine if you have a serious heart rhythm problem, severe heart failure needing special intravenous treatment, or severe liver problems.
- If you have diabetes, this medicine can hide the signs of low blood sugar and may require changes to your diabetes medication.
Show 11 more warnings
- If you wear contact lenses, be aware that this medicine can reduce tear production.
- Inform your doctor beforehand if you are scheduled for surgery that requires anesthesia.
- This medicine can worsen allergic reactions or make adrenaline less effective if you have a severe allergic reaction.
- If you have psoriasis, this medicine can make your skin symptoms worse.
- Tell your doctor if you have problems with your heart, kidneys, thyroid gland, or blood circulation.
- If you have untreated chronic obstructive pulmonary disease (COPD), this medicine might worsen your breathing problems.
- Avoid grapefruit and grapefruit juice, and do not drink too much alcohol, as these can affect how this medicine works.
- This medicine is not recommended during pregnancy and should not be used if you are breastfeeding.
- This medicine may reduce your ability to drive or operate machinery, so be careful.
- Do not stop taking this medicine suddenly, as it may cause chest pain. Your doctor will tell you how to stop treatment safely if needed.
- This medicine is not suitable for children and adolescents under 18 years of age.
Use in Elderly Patients
Suitable for older adults. Significant adverse effects include bradycardia and orthostatic hypotension. Consider potential interactions, especially with drugs affecting the conduction system of the heart. (updated 20.1.2025)