Drug interactions
Atenolol-chlorthalidone + Maraviroc
Severity: Moderate
Atenolol-chlorthalidone and Maraviroc: 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
Maraviroc can cause postural hypotension, which may add to the hypotensive effects of atenolol and chlorthalidone. The risk is greater in patients with renal impairment or those already taking antihypertensives.
What this interaction means in plain words
Atenolol-chlorthalidone and Maraviroc 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; Maraviroc belongs to Anti Virals.
Why it happens
Additive pharmacodynamic hypotensive effects.
What to do
Monitor for orthostatic hypotension and counsel patients to rise slowly. Adjust antihypertensive doses if symptomatic.
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 Maraviroc
- Amobarbital + Maraviroc Major
- Apalutamide + Maraviroc Major
- Carbamazepine + Maraviroc Major
- Clarithromycin + Maraviroc Major
- Efavirenz + Maraviroc Major
- Enzalutamide + Maraviroc Major
Frequently asked questions
Can I take Atenolol-chlorthalidone with Maraviroc?
MediHelp rates the interaction as moderate. Atenolol-chlorthalidone and Maraviroc 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. Maraviroc can cause postural hypotension, which may add to the hypotensive effects of atenolol and chlorthalidone. The risk is greater in patients with renal impairment or those already taking antihypertensives.
How serious is the interaction between Atenolol-chlorthalidone and Maraviroc?
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 for orthostatic hypotension and counsel patients to rise slowly. Adjust antihypertensive doses if symptomatic.
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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