Drug interactions
Potassium chloride + Propranolol
Severity: Minor
Potassium chloride and Propranolol: 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
Non-selective beta-blockers can modestly raise serum potassium by impairing cellular uptake. With potassium chloride the effect is usually small but could matter in renal impairment or with other potassium-raising drugs.
What this interaction means in plain words
Potassium chloride and Propranolol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Potassium chloride belongs to Gastrointestinal Tract; Propranolol belongs to Cardiovascular.
Why it happens
Non-selective beta-blockade reduces beta-2-mediated cellular potassium uptake, adding to the supplemental potassium load.
What to do
Monitor serum potassium periodically, especially in patients with renal impairment or on ACE inhibitors or potassium-sparing diuretics.
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
- Albuterol + Propranolol Major
- Amifostine + Propranolol Major
- Amiodarone + Propranolol Major
Other interactions of Potassium chloride
Frequently asked questions
Can I take Potassium chloride with Propranolol?
MediHelp rates the interaction as minor. Potassium chloride and Propranolol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Non-selective beta-blockers can modestly raise serum potassium by impairing cellular uptake. With potassium chloride the effect is usually small but could matter in renal impairment or with other potassium-raising drugs.
How serious is the interaction between Potassium chloride and Propranolol?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum potassium periodically, especially in patients with renal impairment or on ACE inhibitors or potassium-sparing diuretics.
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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