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No, coffee isn’t allowed before a fasting ultrasound; stick to plain water unless your radiology team gives different instructions.

Yes, plain coffee won’t trigger a standard drug screen, but heavy caffeine and fluids can dilute urine and cause extra checks.

Yes—with surgeon approval, small decaf is fine early; most programs delay caffeinated coffee for about 4–6 weeks after sleeve surgery.

Yes, you can drink coffee after a filling, but keep it lukewarm at first and avoid sipping while your mouth is numb.

No, coffee immediately after food poisoning isn’t advised; wait until you’re hydrated and symptoms ease, then reintroduce small amounts.

Yes, you can drink coffee after a COVID-19 booster; keep intake moderate, stay hydrated, and watch for symptoms that caffeine can aggravate.

Yes, a post-workout coffee can fit recovery when paired with carbs and protein, but late doses may disrupt sleep.

No, chai tea before a colonoscopy isn’t advised; choose plain black tea without milk until your clinic’s cut-off time.

Yes, small amounts are fine for routine MRI, but skip caffeine 12–24 hours before stress or perfusion MRI to protect image quality.

Yes, coffee after wisdom tooth removal is fine once 24 hours pass, but keep it cool and skip straws until the site firms up.