Therapeutic agents for respiratory diseases

Abstract

Prophylactic or therapeutic agents for respiratory diseases, allergic diseases, keratosis, and carcinomatous pain, containing Smilax china or a plant analogous thereto as the active ingredient. These agents can improve the condition and predisposition of acute and chronic respiratory diseases, such as acute bronchitis, bronchial asthma, asthmatic bronchitis, chronic bronchitis, pan bronchiolitis and bronchiectasis, allergic diseases, such as atopic dermatitis, pollinosis, allergic rhinitis and allergic conjunctivitis, and keratosis, such as psoriasis, lichen, ichthyosis, furfur, and palmoplantar keratosis without side effects and at the same time can lower serum IgE level on an abnormally high level in a short period of time. After the symptom and predisposition have been improved, these agents can, even after suspension of administration, persistently lower the serum IgE level and in addition can inhibit the recurrence of the symptom.

Dependencies are inferred from the claim text.