The document summarizes international and national challenges pertaining to generic drugs. For international challenges, it provides examples of generic drug recalls due to containing undeclared active ingredients, incorrect drug strengths leading to overdoses, and dissolution failures reducing drug effectiveness. For national challenges, it analyzes examples of non-approved drug formulations and dosage forms in Pakistan that could impact bioavailability, stability, and safety. The conclusion emphasizes the importance of only approving generic drugs with formulations and strengths supported by evidence from reference drug regulatory agencies.