Drug interactions
Isoproterenol + Tolfenamic acid
Severity: Minor
Isoproterenol and Tolfenamic acid: 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
Isoproterenol can lower serum potassium, while NSAIDs may cause potassium retention. The effects are opposed and no meaningful clinical interaction is established.
What this interaction means in plain words
Isoproterenol and Tolfenamic acid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Isoproterenol belongs to Respiratory; Tolfenamic acid belongs to Musculoskeletal.
Why it happens
Opposing effects on potassium: beta-2 stimulation shifts potassium into cells while NSAIDs reduce renal potassium excretion.
What to do
No specific action needed; monitor serum potassium in patients with renal impairment or arrhythmia risk.
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 Isoproterenol
Other interactions of Tolfenamic acid
Frequently asked questions
Can I take Isoproterenol with Tolfenamic acid?
MediHelp rates the interaction as minor. Isoproterenol and Tolfenamic acid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Isoproterenol can lower serum potassium, while NSAIDs may cause potassium retention. The effects are opposed and no meaningful clinical interaction is established.
How serious is the interaction between Isoproterenol and Tolfenamic acid?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No specific action needed; monitor serum potassium in patients with renal impairment or arrhythmia risk.
What other medicines interact with Isoproterenol?
MediHelp also lists interactions of Isoproterenol with, for example, Adrenaline-articaine, Bisoprolol, Budesonide-formoterol. The full list is on the Isoproterenol page.
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