Aim and Objectives: This study assessed the quality of Sildenafil citrate tablet products, whether locally produced or imported, available in the Sudanese market, aiming to determine their potential interchangeability in clinical use. Methods: The quality evaluation of the drug products covered physical and organoleptic characteristics, along with tests for weight variation, friability, hardness, disintegration time, dissolution profile, and determination of Sildenafil content. The assay was performed using the standard HPLC method. Results: Findings indicated that the similarity between brand E Reviewed 11 July 2025; Accepted 20 August; Available online 15 September 2025 Academic Editor: Dr. A. A. Mgbahurike, University of Port Harcourt, Nigeria, amakaₘgbahurike@yahoo. com Reviewers: Aya Mohammed Mohammed Essawy, MTI University- Mokattam, Egypt, aya. essawy@gmail. com Dina Abd Elfattah Eldakhs, Pharos university (PUA), Egypt, dinaₑldakhs@yahoo. com
Magbool et al. (2025) studied this question.