Can I take Candesartan cilexetil and Cod liver oil together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking cod liver oil alongside candesartan may cause your blood pressure to drop slightly lower than intended. This could potentially make you feel dizzy or light-headed, especially when standing up quickly.
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Why this happens
Candesartan is a medication prescribed specifically to lower blood pressure. Cod liver oil contains omega-3 fatty acids, which have a natural, mild blood-pressure-lowering effect. When used together, these effects can add up (an additive effect).
What you should do
Back to contentsIt is generally safe to take these together, but you should monitor your blood pressure regularly. If you feel dizzy, faint, or unusually tired, speak to your doctor or pharmacist. They may suggest adjusting the timing of your doses or checking your blood pressure more frequently.
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Using other medicines
Back to contentsTaking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.
Disclaimer
This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.
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Article history
The information on this page is written and peer reviewed by qualified clinicians.
25 Jan 2026 | Originally published
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