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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Eur J Intern Med. 2017 Dec 12;48:75–79. doi: 10.1016/j.ejim.2017.10.007

Table 3.

Twenty-four hour urinary 2,8-dihydroxyadenine (DHA) excretion at baseline and at the completion of allopurinol and febuxostat treatment periods.

Patient Baseline Allopurinol Febuxostat
DHA/24 hr (mg) DHA/24 hr (mg) DHA/24 hr (mg)
1 89 32 13*
2 126 54 13*
3 233 112 10*
4 151 35 ND
5 289 90 13*
6 106 27 ND
7 75 13* ND
8 95 75 ND

Abbreviations: ND, not detectable (limit of detection <20 ng/mL).

*

Below limit of quantification (<100 ng/mL)