Drug interactions
Atenolol-chlorthalidone + Sitagliptin
Severity: Minor
Atenolol-chlorthalidone and Sitagliptin: 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
Chlorthalidone can raise blood glucose and may partly offset the glucose-lowering effect of sitagliptin. The effect is usually small at low chlorthalidone doses.
What this interaction means in plain words
Atenolol-chlorthalidone and Sitagliptin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Atenolol-chlorthalidone belongs to Cardiovascular; Sitagliptin belongs to Endocrine.
Why it happens
Thiazide-induced glucose intolerance opposes the antihyperglycemic action of DPP-4 inhibition.
What to do
Monitor blood glucose and HbA1c and adjust antidiabetic therapy if control worsens.
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 Atenolol-chlorthalidone
Other interactions of Sitagliptin
- Albiglutide + Sitagliptin Moderate
- Amlodipine-benazepril + Sitagliptin Moderate
- Aripiprazole + Sitagliptin Moderate
- Asenapine + Sitagliptin Moderate
- Benazepril + Sitagliptin Moderate
- Captopril-hydrochlorothiazide + Sitagliptin Moderate
Frequently asked questions
Can I take Atenolol-chlorthalidone with Sitagliptin?
MediHelp rates the interaction as minor. Atenolol-chlorthalidone and Sitagliptin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Chlorthalidone can raise blood glucose and may partly offset the glucose-lowering effect of sitagliptin. The effect is usually small at low chlorthalidone doses.
How serious is the interaction between Atenolol-chlorthalidone and Sitagliptin?
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 blood glucose and HbA1c and adjust antidiabetic therapy if control worsens.
What other medicines interact with Atenolol-chlorthalidone?
MediHelp also lists interactions of Atenolol-chlorthalidone with, for example, Acebutolol, Aldesleukin, Amiodarone. The full list is on the Atenolol-chlorthalidone page.
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