Check before you startThis one has documented interactions with medication classes where the consequences are serious. If you take any prescription medicine, run it past a pharmacist before starting.
How long to take it
Ongoing for recurrence prevention.
Who it's actually for
Women with recurrent UTIs. Not a substitute for antibiotics in an active infection.
Safe upper limit
UnverifiedNo formal limit; 36 mg PACs daily is the studied dose
Well tolerated. High doses may raise oxalate and kidney stone risk.
No source attached yet. Treat this as a starting point, not a citation, until reviewed.
Interactions to know about
- Blood thinners / antiplatelets — Warfarin, apixaban, rivaroxaban, clopidogrel, aspirin
- Reduced kidney function — CKD, dialysis, or a single kidney
Run your full list through the interaction check.
Practical notes
- An active UTI needs medical treatment — this is prevention only.
- Look for a stated PAC content; juice rarely delivers a meaningful dose.
- Can raise INR on warfarin.