Therapeutic preparation use of the same dry powder inhalation device production process of the therapeutic preparation and treatment of osteoporosis

摘要

The present invention relates to compositions and methods for pulmonary administration of full-length parathyroid hormone to mammalian hosts for the treatment of osteoporosis. Thus there is provided a therapeutic, dry powder preparation suitable for inhalation comprising (i) as an active substance, a parathyroid hormone having an amino acid sequence which is at least 90% homologous to the sequence shown as SEQ ID NO: 1 in the Sequence Listing having the biological activities of the full-length parathyroid hormone; (ii) a pharmaceutically acceptable carrier consisting of coarse particles; and, optionally, (iii) as an active substance, a substance which enhances the absorption of parathyroid hormone in the lower respiratory tract; wherein an ordered mixture is formed between said active compound(s) and the carrier; in which at least 50% of the total mass of the active substance parathyroid hormone consists of (a) particles having a diameter of up to 10 microns; or (b) agglomerates of such particles. IMAGE