Abstract:
Objective To observe the clinical effect of Chinese medicine prescription of both nourishing Yin and removing stasis (Yangyin Huayu decoction)combined with tetrandrine on pulmonary fibrosis of pneumoconiosis.
Methods A total of 120 pneumoconiosis patients with pulmonary fibrosis were randomly divided into experimental treatment group (n=60) and routing treatment(reference) group(n=60). Besides corresponding basic antitussive, anti-asthmatic and anti-inflammatoric therapy, the patients in the experimental treatment group were given Yangyin Huayu decoction. After three months and six months of the treatment, the result of 6-minute walking test, the clinic improvement, the changes of SGRQ scores, pulmonary function and pulmonary fibrosis level were compared.
Results After 3 months treatment, the patients in the reference group had only improvement of cough and sputum symptom scores compared with pre-treatment, while the patients in treatment group had improvement of 6-minute walking test, symptom score, activity score, SGRQ total score, FVC, TGF-beta 1 and IL-6 compared with pre-treatment (P < 0.05). After 6 months treatment, the patients in both groups had improvement of 6-minute walking test, symptom score, activity score, SGRQ total score, FVC, FEV1, FEV1, FEV1/FVC, FEV1, alpha-SMA and KGF compared with pre-treatment(P < 0.05), and most of the above indexes in the treatment group were more improved than those in the reference group (P < 0.05). Only the patients in the experimental treatment group had improvement of TGF-beta 1 and IL-6 level compared with pre-treatment(P < 0.05). The incidence of liver function damage in the treatment group was also lower than that in the reference group(P < 0.05).
Conclusion Yangyin Huayu Decoction could relieve the clinical symptoms and improve the quality of life of pneumoconiosis patients with pulmonary fibrosis.