(1) Syndrome of yin deficiency and fire exuberance
Main symptoms: Scanty or slightly profuse intermenstrual bleeding with red color and without blood clot, dizziness and tinnitus, weakness of the waist and knees, dysphoria and insomnia, feverish sensation in the palms and soles, yellowish urine and retention of feces, reddish tongue with scanty coating, thin and rapid pulse.

(2) Syndrome of damp-heat accumulation
Main symptoms: Scanty or slightly profuse intermenstrual bleeding in reddish and purplish color and sticky texture, mental lassitude, chest oppression, anorexia, dysphoria, dryness in the mouth without desire for drinking, scanty and reddish urine, lower abdominal pain, frequent yellowish or multi-colored leukorrhea with sticky texture and foul odor, or pruritus vulvae, reddish tongue with whitish greasy or yellowish greasy coating, slippery and rapid pulse.

(3) Syndrome of internal retention of blood stasis
Main symptoms: Scanty or slightly profuse intermenstrual bleeding with blackish color and blood clot, distending pain or stabbing pain in both sides of the lower abdomen, chest oppression and dysphoria, thirst without desire for drinking, grayish tongue or with petechiae, thin and taut pulse.