Drug interactions
Propranolol + Sodium bicarbonate
Severity: Minor
Propranolol and Sodium bicarbonate: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Antacids may reduce oral absorption of propranolol, although the clinical effect is generally small. Reduced beta-blockade is possible if taken at the same time.
What this interaction means in plain words
Propranolol and Sodium bicarbonate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Propranolol belongs to Cardiovascular; Sodium bicarbonate belongs to Gastrointestinal Tract.
Why it happens
Increased gastric pH and possible binding reduce propranolol absorption.
What to do
Separate oral doses by about 2 hours and monitor heart rate and blood pressure.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Propranolol
- Propranolol + Thioridazine Contraindicated
- Acebutolol + Propranolol Major
- Adrenaline-articaine + Propranolol Major
- Amifostine + Propranolol Major
- Amiodarone + Propranolol Major
- Arformoterol + Propranolol Major
Other interactions of Sodium bicarbonate
- Acetylsalicylic acid + Sodium bicarbonate Moderate
- Alendronate + Sodium bicarbonate Moderate
- Amantadine + Sodium bicarbonate Moderate
- Carbonyl iron + Sodium bicarbonate Moderate
- Cefditoren + Sodium bicarbonate Moderate
- Cefpodoxime + Sodium bicarbonate Moderate
Frequently asked questions
Can I take Propranolol with Sodium bicarbonate?
MediHelp rates the interaction as minor. Propranolol and Sodium bicarbonate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Antacids may reduce oral absorption of propranolol, although the clinical effect is generally small. Reduced beta-blockade is possible if taken at the same time.
How serious is the interaction between Propranolol and Sodium bicarbonate?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Separate oral doses by about 2 hours and monitor heart rate and blood pressure.
What other medicines interact with Propranolol?
MediHelp also lists interactions of Propranolol with, for example, Thioridazine, Acebutolol, Adrenaline-articaine. The full list is on the Propranolol page.
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