Some common conditions that can be treated with Chinese herbal medicine include insomnia, fatigue, loss of appetite, digestive disorders, constipation, diarrhea, irritable bowel syndrome, common cold, influenza, chronic headaches, skin disorders, fluid retention, anxiety, depression, stress, allergies, rheumatoid, osteoarthritis, premenstrual syndrome, painful menstruation, excessive menstruation, infertility, impotence, prostate disorders, disorders associated with menopause.