SAFE — No Known Interaction
🟢 SAFE — Quercetin and Azithromycin can be taken together safely.
Evidence level: LIMITED
Quercetin and Azithromycin are safe to take together. No adverse interactions have been reported in medical literature.
No clinically significant interaction between Quercetin and Azithromycin has been documented in medical literature or FDA drug labeling.
No interaction between Quercetin and Azithromycin has been documented. As a best practice, keep a list of everything you take — including Quercetin — and share it with your healthcare provider at every visit. This helps them spot potential issues early.
Space Quercetin at least 2 hours from Azithromycin. Many supplements contain minerals or polyphenols that can chelate antibiotics and reduce absorption. Probiotics are especially important during antibiotic courses — take as far from the antibiotic dose as possible. Complete the full antibiotic course even if symptoms improve.
Higher risk for: those with liver or renal impairment, elderly, concurrent use of nephrotoxic or hepatotoxic drugs, history of C. difficile infection, or those on narrow therapeutic index medications (warfarin, digoxin).
Monitor for altered effectiveness and side effects when combining Quercetin with Azithromycin. Antibiotics can affect liver enzymes and alter the blood levels of other medications. Watch for: unusual nausea, vomiting, diarrhea (especially watery or bloody), stomach cramps, skin rash, dizziness, or signs the other medication is working differently than usual. When to seek emergency help: Severe allergic reaction (difficulty breathing, swelling of face/throat, hives), severe or persistent diarrhea (possible C. difficile infection), yellowing of skin or eyes, dark urine, or irregular heartbeat. Complete the full antibiotic course as prescribed.
No urgent need to discuss, but always keep your doctor informed of your full supplement and medication list. An up-to-date list helps them make the best treatment decisions.
Safe combination at standard doses. Continue your medication as prescribed. Inform your doctor or pharmacist that you are using both, so they can monitor for any changes over time.
Quercetin and Azithromycin are safe to take together. No adverse interactions have been reported in medical literature.
Space Quercetin at least 2 hours from Azithromycin. Many supplements contain minerals or polyphenols that can chelate antibiotics and reduce absorption. Probiotics are especially important during antibiotic courses — take as far from the antibiotic dose as possible. Complete the full antibiotic course even if symptoms improve.
Monitor for altered effectiveness and side effects when combining Quercetin with Azithromycin. Antibiotics can affect liver enzymes and alter the blood levels of other medications. Watch for: unusual nausea, vomiting, diarrhea (especially watery or bloody), stomach cramps, skin rash, dizziness, or signs the other medication is working differently than usual. When to seek emergency help: Severe allergic reaction (difficulty breathing, swelling of face/throat, hives), severe or persistent diarrhea (possible C. difficile infection), yellowing of skin or eyes, dark urine, or irregular heartbeat. Complete the full antibiotic course as prescribed.
Safe combination at standard doses. Continue your medication as prescribed. Inform your doctor or pharmacist that you are using both, so they can monitor for any changes over time.
No urgent need to discuss, but always keep your doctor informed of your full supplement and medication list. An up-to-date list helps them make the best treatment decisions.
Or browse the full interaction database (121,000+ pairs).