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. 2010 Mar 15;8(1):50–55. doi: 10.4321/s1886-36552010000100006

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Copyright: © Pharmacy Practice

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY-NC-ND 3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Times used and drug risk ratio for drugs with a narrow therapeutic index (NTI-drugs)^a and other drugs (non-NTIdrugs) among 827 hospitalised patients

^a Drugs used less than 5 times are not included in the figure. In the following, number of times used and number of DRPs are shown in brackets: ciclosporin (2/4), digoxin (1/0), flecainide (1/1), gentamicin (3/4), lithium (3/7), phenobarbital (3/3), phenytoin (1/0), rifampicin (3/1). In total, those drugs were used 17 times and were associated with 20 DRPs, which equals a drug risk ratio of 1.2.