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Gentian to Drain the Liver

龍膽瀉肝湯 · lóng dǎn xiè gān tāng

A strong cooling formula for burning urination, itchy genital rashes, and red, sore eyes.

What it's for

This is TCM's heavy artillery for heat that has settled in your pelvis and your head at the same time. In TCM, that specific kind of intense, pressurized heat gets called 'Liver fire,' and the classic picture is red sore eyes, ears that ache or suddenly lose hearing, a bitter taste in your mouth, and a very short fuse, paired below with burning urination or an itchy, inflamed rash around the genitals. Practitioners use it in short courses only, because these herbs are cold and draining enough to wear down your digestion if you stay on them.

Signs this formula is a fit

At least 2 of the 3 main signs below should sound like you. Dark, difficult urine is the signal that locks the pattern in.

Main signs

  • Burning, difficult urination

    a hot sting in the urethra, urine dark and scant

  • Itchy, swollen, inflamed skin around your genitals

    often with a heavy, strong-smelling discharge

  • Red, sore eyes and a very short fuse

    headache through your temples and the sides of your head, sometimes with dizziness

Extra signs

  • A bitter taste in your mouth that doesn't wash away
  • Muffled hearing or sudden hearing loss, or a sore, swollen feeling in the ear
  • Aching or tight pain under your ribs at the sides
  • Periods arriving early, with dark purplish blood
  • A red tongue with a yellow coating, and a fast, taut pulse

Signs it isn't

  • Your digestion is already weak, with loose stools, bloating, and low appetite
  • You feel dry and depleted rather than hot and inflamed
  • Your irritability comes with a pale face and low energy instead of heat signs
  • You are pregnant or breastfeeding

What's in it

Safety

  • Built for a hot, waterlogged picture in someone robust. Wrong choice if digestion is weak or you feel dry and depleted.
  • A short-course formula, not a daily one. These cold, draining herbs wear down digestion and dry the body out.
  • One ingredient, mù tōng, has a serious sourcing history. Buy it through a practitioner who knows their supplier.
  • Herb sold as mù tōng was long Aristolochia manshuriensis, a kidney toxin. The correct herb is akebia stem.
  • Akebia stem and Aristolochia cannot be reliably told apart by eye.
  • Do not take while pregnant. Akebia stem is forbidden outright, and Chinese gentian has no safety data.
  • Licorice, alisma, thorowax, baical skullcap, and dong quai are all skipped or practitioner-only.
  • Contains licorice root, which is not a good match if you have high blood pressure, heart failure, or kidney problems.
  • Cold, bitter formulas often cause stomach upset, nausea, or loose stools, worst on an empty stomach.
  • If that happens, it usually means the formula is too cold for you. Stop rather than push through.
  • Baical skullcap can lower blood levels of cyclosporine and the cholesterol drug rosuvastatin.
  • Dong quai may interact with warfarin and slows platelet clumping.
  • If you take blood thinners, talk to a clinician and stop this at least a week before surgery.
  • Licorice root deepens the potassium loss caused by diuretics and stimulant laxatives.
  • Licorice root can strengthen corticosteroids such as prednisone and heart drugs such as digoxin.
  • Plantain seed is high in mucilage, which can slow how much of a medication your gut absorbs.
  • Take other medicines at least an hour before this formula, or several hours after.
  • Chinese gentian can cause drowsiness. It adds to sedatives, sleep medication, and alcohol; don't drive on a first dose.

How to take it

This formula is best obtained through a licensed TCM practitioner who can confirm it matches your pattern.

Find a practitioner (NCCAOM directory)