abstract |
The invention relates to a crystalline micronisate of (1α, 2β, 4β, 5α, 7β) -7 - [(hydroxydi-2-thienylacetyl) oxy] -9,9-dimethyl-3-oxa-9-azoniatricyclo [3.3.1.0 2 , 4 ] nonane bromide, process for its preparation, and its use for the preparation of a medicament, in particular for the production of a medicament with anticholinergic activity. |