Drug interactions
Dalteparin + Hydrochlorothiazide-telmisartan
Severity: Moderate
Dalteparin and Hydrochlorothiazide-telmisartan: 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
Heparins can suppress aldosterone secretion and, combined with an ARB, may contribute to hyperkalemia, particularly in renal impairment or diabetes. The effect is usually modest with short-term use.
What this interaction means in plain words
Dalteparin and Hydrochlorothiazide-telmisartan 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.
Dalteparin belongs to Cardiovascular; Hydrochlorothiazide-telmisartan belongs to Cardiovascular.
Why it happens
Heparin-induced inhibition of adrenal aldosterone synthesis adds to ARB-mediated reduction of potassium excretion.
What to do
Monitor serum potassium and renal function, especially if therapy continues beyond several days or in high-risk patients.
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 Hydrochlorothiazide-telmisartan
- Aliskiren + Hydrochlorothiazide-telmisartan Contraindicated
- Dofetilide + Hydrochlorothiazide-telmisartan Contraindicated
- Hydrochlorothiazide-telmisartan + Sparsentan Contraindicated
- Aldesleukin + Hydrochlorothiazide-telmisartan Major
- Amifostine + Hydrochlorothiazide-telmisartan Major
- Amiloride + Hydrochlorothiazide-telmisartan Major
Other interactions of Dalteparin
- Dalteparin + Defibrotide Contraindicated
- Dalteparin + Ketorolac Contraindicated
- Dalteparin + Mifepristone Contraindicated
- Abciximab + Dalteparin Major
- Acalabrutinib + Dalteparin Major
- Aceclofenac + Dalteparin Major
Frequently asked questions
Can I take Dalteparin with Hydrochlorothiazide-telmisartan?
MediHelp rates the interaction as moderate. Dalteparin and Hydrochlorothiazide-telmisartan 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. Heparins can suppress aldosterone secretion and, combined with an ARB, may contribute to hyperkalemia, particularly in renal impairment or diabetes. The effect is usually modest with short-term use.
How serious is the interaction between Dalteparin and Hydrochlorothiazide-telmisartan?
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 serum potassium and renal function, especially if therapy continues beyond several days or in high-risk patients.
What other medicines interact with Hydrochlorothiazide-telmisartan?
MediHelp also lists interactions of Hydrochlorothiazide-telmisartan with, for example, Aliskiren, Dofetilide, Sparsentan. The full list is on the Hydrochlorothiazide-telmisartan page.
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