OBJECTIVE: Investigation of drug administration problems, respective causes, and needs for assistance. METHODS: Focus group discussions with patients, family caregivers, and nurses were conducted using a semi-structured interview guideline for a focused exploration of the participants' drug administration experiences and perceived needs for assistance. All discussions were audio-recorded and video-recorded, verbatim transcribed, and analyzed according to Mayring's qualitative content analysis. RESULTS: In total, 6 focus group discussions were conducted.