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Therapies & Treatments

Max Dose of Propranolol in 24 Hours for Anxiety

Amna Zaheer Amna Zaheer October 12, 2026
Max Dose of Propranolol in 24 Hours for Anxiety

Propranolol is a beta blocker that can help reduce physical anxiety symptoms, including shaking, sweating, and a racing heartbeat. The appropriate daily dose depends on the type of anxiety, the prescribed formulation, and individual health factors.

Max Dose of Propranolol in 24 Hours for Anxiety?

According to the NHS, adults may take 40 mg once daily for anxiety, which can be increased to 40 mg three times daily when needed. This equals 120 mg over 24 hours for that prescribed regimen.

However, 120 mg is not a universal maximum for everyone. Some patients need lower doses, and the appropriate amount depends on their medical history and response to treatment. Always follow your prescription and ask your healthcare professional before changing your dose.

How Often Can You Take Propranolol for Anxiety?

Propranolol may be prescribed once, twice, or three times daily, depending on the treatment plan. The timing also depends on the formulation and the reason for taking it.

Take each dose as directed by your prescriber. Do not take extra tablets if your anxiety symptoms continue, and never double a dose to make up for one you missed.

Is 120 mg of Propranolol a Day Safe?

A daily dose of 120 mg may be prescribed for some adults, but it is not suitable for everyone. Propranolol can lower heart rate and blood pressure, and excessive amounts can cause serious complications.

Your healthcare professional may consider your blood pressure, heart rate, other medicines, and medical conditions before adjusting your dose. People with asthma, certain heart conditions, or low blood pressure may need particular caution.

What Happens If You Take Too Much Propranolol?

Taking more propranolol than prescribed can cause dizziness, fainting, a dangerously slow heartbeat, low blood pressure, breathing difficulties, or seizures.

If you have taken more than your prescribed dose, seek urgent medical advice immediately, even if you feel well. Call your local emergency service if you develop severe symptoms, collapse, or have difficulty breathing.

Final Thoughts

The appropriate maximum daily dose of propranolol for anxiety varies by individual and prescription. Although NHS guidance describes a regimen reaching 120 mg daily for some adults, this should not be treated as a personal dosing recommendation. Consult your healthcare professional before changing your dose.

Medical disclaimer: This article provides general educational information and does not replace professional medical advice.

References

  1. NHS: How and when to take propranolol

  2. NHS: About propranolol

  3. Electronic Medicines Compendium: Propranolol 40 mg prescribing information

Amna Zaheer
Amna Zaheer Propranolol is a beta blocker that can help reduce physical anxiety symptoms, including shaking, sweating, and a racing heartbeat. The appropriate daily dose depends on the type of anxiety, the prescribed formulation, and individual health factors.
Frequently Asked Questions

Questions About Mental Wellbeing

This regimen appears in NHS guidance for adults, but you should take it only if your healthcare professional has prescribed it for you.

No. Do not take an additional dose without instructions from your prescriber. Contact your healthcare professional if your symptoms remain difficult to manage.

Propranolol mainly helps control physical symptoms of anxiety. It does not directly address anxious thoughts or the underlying causes of an anxiety disorder.