{
  "id": "LU4",
  "name": {
    "en": "Xiabai",
    "gloss": "Flanking White",
    "zh-Hant": "俠白",
    "zh-Hans": "侠白"
  },
  "channel": {
    "id": "LU",
    "order": 4,
    "of": 11
  },
  "location": {
    "text": "On the inner upper arm, at the outer edge of the biceps, one thumb-width below LU3."
  },
  "for": [
    "cough",
    "dry retching",
    "an aching upper arm"
  ],
  "press": {
    "text": "Firm thumb pressure, about a minute, then the other arm.",
    "seconds": 60,
    "sides": "both"
  },
  "cautions": [],
  "source": "Zhenjiu Jiayi Jing, book 3",
  "url": "https://acupoints.com/en/points/lu4",
  "lastReviewed": "2026-08-24"
}