PROPRANOLOL

Background and Date of Approval

The U.S. Food and Drug Administration (FDA) approved propranolol on November 13, 1967, for the treatment of several conditions, including hypertension, pheochromocytoma, anxiety, esophageal bleeding, and other cardiovascular disorders. Propranolol is the active pharmaceutical ingredient and belongs to the beta-blocker class of medications. Beta-blockers work by reducing the effects of stress hormones on the heart and blood vessels and are widely used in the management of cardiovascular conditions.

Uses

Propranolol is used to treat several conditions, including hypertension (high blood pressure), angina (chest pain), arrhythmias (heart rhythm disorders), post-myocardial infarction (heart attack) protection, migraine, essential tremor, anxiety, thyrotoxicosis (excess thyroid hormone activity), hypertrophic cardiomyopathy (thickened heart muscle), phaeochromocytoma (high blood pressure due to a tumor near the kidney), and esophageal bleeding caused by high blood pressure in the liver.

How is it administered?

Take the Propranolol as your physician advises. Do not crush, chew, or open the medicine. Your physician will decide the correct dosage and duration based on age, body weight, and disease condition. Only stop taking the capsule if your doctor advises you to stop. Always inform your children's age before starting the treatment because dose adjustments will be made for the children.

Side Effects

The most common side effects of Propranolol are cold fingers and toes, slower heart rate, numbness and spasm in the fingers (Raynaud's phenomenon), disrupted sleep or nightmares, and fatigue.

Warnings

Do not consume Propranolol if you are allergic to Propranolol and its other ingredients. This medicine is not suggested for individuals with uncontrolled heart failure, certain heart conditions such as heart block, excessively slow or irregular heartbeats, very low blood pressure, severe circulatory problems, fasting or recent fasting, untreated phaeochromocytoma (high blood pressure caused by a tumor near the kidney), metabolic acidosis (excessive acidity in the body fluids), or Prinzmetal's angina.

Precautions

Do not consume Propranolol if you are allergic to Propranolol and its other ingredients. This medicine is not suggested for individuals with uncontrolled heart failure, certain heart conditions such as heart block, excessively slow or irregular heartbeats, very low blood pressure, severe circulatory problems, fasting or recent fasting, untreated phaeochromocytoma (high blood pressure caused by a tumor near the kidney), metabolic acidosis (excessive acidity in the body fluids), or Prinzmetal's angina.

Word of Advice

Store Propranolol safely away from children and pets, and do not freeze the medication. Keep it at the recommended temperature of 20°C–25°C and check the expiry date before use. Patients with liver or kidney problems should use this medicine with caution and inform their doctor about their medical history.

Take Propranolol exactly as prescribed and do not take an extra dose to make up for a missed one. Any severe or unusual side effects should be reported to your doctor promptly. Your healthcare provider may adjust the dosage when necessary, so seek medical advice before making any changes to your treatment.

People with lactose intolerance should consult their doctor before using this medication, as some formulations may contain lactose. If you are scheduled for surgery, make sure the anesthetist and other medical staff know that you are taking Propranolol.

References

The drug information on this page is not a substitute for medical advice. It is meant for educational purposes only. For further details, consult your doctor about your medical condition to know if you are eligible to receive this treatment.

Frequently Asked Questions

How to manage the side effects of Propranolol?

To manage the side effects of Propranolol, follow the prescribed dosage, and report side effects promptly. Stay hydrated, and monitor blood pressure regularly. Maintain a healthy lifestyle, and attend follow-up appointments.

Can I take Propranolol without food?

Propranolol can be consumed with or without food. Follow your doctor's instructions.

Can I dissolve the Propranolol and drink it instead of swallowing it?

No, you should not dissolve the capsule and drink the solution. This medicine was designed to be swallowed whole with water. It's mandatory to follow the instructions provided by your healthcare provider to avoid the side effects of Propranolol.

Are there any side effects of Propranolol I should be aware of?

Yes, side effects of Propranolol may include cold fingers and toes, slower heart rate, numbness and spasm in the fingers (Raynaud's phenomenon), disrupted sleep or nightmares, and fatigue. It is mandatory to seek medical attention if you encounter any side effects, such as difficulty breathing, swelling, nausea, and rashes.

How much Propranolol should I consume if I have a migraine?

Your physician will decide the correct dosage and duration based on age, body weight, and disease condition. Only stop taking Propranolol if your doctor advises you to stop. Always inform your children's age before starting the treatment because dose adjustments will be made for the children.

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Written By: Muskan Patel, M.Pharm

Reviewed By: Dr. Vishwa Patel, MBBS