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. 2020 Dec 14;15:10099–10112. doi: 10.2147/IJN.S288552

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© 2020 Mehanna et al.

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Histopathological features of rat stomachs pre-treated with (A) saline (negative control), (B) omeprazole (positive control), (C) tadalafil aqueous suspension, (D) tadalafil-loaded limonene-based self-nanoemulsifying ODT, (E) limonene-based self-nanoemulsifying ODT, after the administration of 1 mL 80% ethanol.