Drug–Supplement Interactions

Can You Take CoQ10 with Blood Pressure Medication? Here’s What You Need to Know If you’re managing high blood pressure, you may have heard that Coenzyme Q10 (CoQ10) can help—but is it safe to combine with your medication? This guide explores how CoQ10 affects blood pressure, whether it interacts with common hypertensive drugs, and what

Can Fish Oil Increase Bleeding Risk with Anticoagulants? If you’re taking a blood thinner like warfarin or apixaban and considering omega-3 supplements, it’s natural to wonder: does fish oil raise your bleeding risk? This guide explores the science behind the fish oil anticoagulant interaction, breaking down theoretical mechanisms, clinical trial data, and professional recommendations—so you

If you’re taking a blood thinner like warfarin or heparin and also use vitamin E supplements, there’s an important interaction you should know about. Research has shown that high levels of vitamin E may increase your risk of bleeding, particularly when combined with anticoagulant medications. This article breaks down how vitamin E affects blood clotting,

Combining 5-HTP with antidepressants can dangerously elevate serotonin levels, potentially triggering serotonin syndrome — a serious, sometimes life-threatening condition. If you’re using selective serotonin reuptake inhibitors (SSRIs) or other serotonergic medications, it’s critical to understand how supplementing with 5-hydroxytryptophan (5-HTP) may interact. This guide explores the science, clinical evidence, and medical advice surrounding the 5-HTP

Biotin, a popular supplement for hair and nail health, can quietly distort your lab test results — sometimes with life-altering consequences. From thyroid misdiagnoses to missed heart attacks, the risks of biotin lab test interference are real, especially for those taking medications. This guide breaks down how biotin affects common tests, the science behind the

When taken together, zinc and quinolone antibiotics can interact in ways that reduce antibiotic absorption and effectiveness. This zinc quinolone interaction is not just theoretical—it can lead to treatment failure, prolonged infection, or even antibiotic resistance. This guide explores the mechanisms behind the interaction, key antibiotics affected, and how to safely schedule your doses. Summary:

Statins are widely used to lower cholesterol, but for many people, they come with an unwanted side effect: muscle pain. Known as statin-associated muscle symptoms (SAMS), this issue affects up to 29% of users and is a leading cause of discontinuation. Vitamin D has been proposed as a potential fix—but does it work? This guide

When you’re taking antibiotics and calcium supplements, the timing could make or break your treatment. The calcium antibiotic interaction is a well-documented issue that can reduce antibiotic absorption, weaken treatment effects, and even promote resistance. This guide explores which antibiotics are affected, how the interference works, and how to time your calcium intake safely around