Pang Da Hai Sterculiae Lychnophorae Semen

Pang Da Hai 胖大海, derived from the seeds of Sterculia lychnophora, is a distinctive herb in Traditional Chinese Medicine (TCM) renowned for its rapid swelling property when soaked in water. Primarily used for acute throat and voice conditions, it acts as a natural demulcent and anti-inflammatory agent.

Traditional applications described for educational purposes. Professional guidance recommended for therapeutic use.

Key Benefits
Clears Lung Heat (清肺热) – Relieves hoarseness and dry cough from heat patterns.
Detoxifies Throat (解毒利咽) – Reduces swelling and pain in acute pharyngitis.
Moistens Intestines (润肠通便) – Mild laxative for constipation due to intestinal dryness.
Voice Restoration – Traditional use for vocal strain in singers/teachers.

Dosage & Administration
Hot Water Infusion: 2–3 seeds soaked until fully expanded (discard seed coat).
Acute Use: Up to 5 seeds for severe throat swelling (max 7 days).
Combination: Often paired with Jie Geng or Mai Dong for chronic dryness.

Characteristics
Taste: Sweet, slightly bitter with gelatinous texture.
Nature: Cool.

Safety Notes
Overuse may cause loose stools or abdominal coldness.
Contraindicated in chronic diarrhea or spleen yang deficiency.
Allergic reactions rare but possible (discontinue if rash occurs).