The present invention relates to a blister pack for pharmaceutical use comprising blisters containing a solid dosage form of desmopressin, or a pharmaceutically acceptable salt thereof, and to said solid dosage form. In one embodiment it specifically relates to a blister pack for pharmaceutical use comprising blisters containing a solid dosage form of desmopressin, or a pharmaceutically acceptable salt thereof, in association with a pharmaceutically acceptable adjuvant, diluent and/or carrier, wherein said solid dosage form is adapted to prevent moisture related degradation of said desmopressin.