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Fig. 13 | AAPS Open

Fig. 13

From: Extraction of niclosamide from commercial approved tablets into aqueous buffered solution creates potentially approvable oral and nasal sprays against COVID-19 and other respiratory infections

Fig. 13

Dissolution of Yomesan at nominal pH 7.41. A Three typical optical microscope images of Yomesan-niclosamide particles at each time point, before (t = 0 min), during (t = 150 min), and after equilibration (day 2). 40× objective. Scale bars are 10 μm in bright field Kohler illumination optics (Nikon Diaphot). B Dissolution profile from Fig. 9A, extended to day 2

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