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Fig. 1 | BMC Pharmacology and Toxicology

Fig. 1

From: Oral intermittent vitamin D substitution: influence of pharmaceutical form and dosage frequency on medication adherence: a randomized clinical trial

Fig. 1

Study design: Patients obtained vitamin D either as tablets (5.600 IU) and capsules (20.000 IU) or 1.4 ml oily drops (5.600 IU) and 5 ml alcoholic drinking solution (24.000 IU), for weekly and monthly administration over 3 months, respectively. Blood samples and questionnaires were obtained at inclusion, 3 and 6 months

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