Drug interactions
Atenolol-chlorthalidone + Nateglinide
Severity: Moderate
Atenolol-chlorthalidone and Nateglinide: moderate 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 may raise blood glucose and reduce the effect of nateglinide. Atenolol can mask hypoglycemia symptoms such as palpitations and tremor in patients taking insulin secretagogues.
What this interaction means in plain words
Atenolol-chlorthalidone and Nateglinide can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Atenolol-chlorthalidone belongs to Cardiovascular; Nateglinide belongs to Endocrine.
Why it happens
Thiazide-induced glucose intolerance opposes nateglinide, and beta-blockade masks adrenergic hypoglycemia warning signs.
What to do
Monitor blood glucose after starting or changing therapy and adjust nateglinide as needed. Counsel patients that sweating may be the main hypoglycemia sign.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Atenolol-chlorthalidone
Other interactions of Nateglinide
- Albiglutide + Nateglinide Moderate
- Alogliptin-metformin + Nateglinide Moderate
- Alogliptin-pioglitazone + Nateglinide Moderate
- Alogliptin + Nateglinide Moderate
- Alpelisib + Nateglinide Moderate
- Amiodarone + Nateglinide Moderate
Frequently asked questions
Can I take Atenolol-chlorthalidone with Nateglinide?
MediHelp rates the interaction as moderate. Atenolol-chlorthalidone and Nateglinide can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Chlorthalidone may raise blood glucose and reduce the effect of nateglinide. Atenolol can mask hypoglycemia symptoms such as palpitations and tremor in patients taking insulin secretagogues.
How serious is the interaction between Atenolol-chlorthalidone and Nateglinide?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose after starting or changing therapy and adjust nateglinide as needed. Counsel patients that sweating may be the main hypoglycemia sign.
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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