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Severe· well-documented
Avoid this combination unless your prescriber explicitly approves it with appropriate monitoring.
Garlic supplements reduce saquinavir blood levels by approximately 51%, potentially compromising HIV treatment.
Garlic induces CYP3A4 and possibly P-glycoprotein, increasing saquinavir metabolism.
Source: Clinical Studies · Reviewed April 2026
Garlic + Saquinavir: high risk. Avoid this combination unless your prescriber explicitly approves it with appropriate monitoring. Garlic supplements reduce saquinavir blood levels by approximately 51%, potentially compromising HIV treatment.
Garlic induces CYP3A4 and possibly P-glycoprotein, increasing saquinavir metabolism.
Do not stop either abruptly on your own. Talk to your prescriber or pharmacist promptly — bring this page to your appointment.
Educational information only — not medical advice. Always verify with a healthcare professional.