Powder preparation is crucial in pharmaceutical manufacturing, directly affecting the efficacy, safety, and quality of drugs. It ensures uniform distribution of active pharmaceutical ingredients (APIs), influencing dosage consistency and drug release profiles. Proper techniques like milling and blending are vital to avoid contamination and ensure reproducibility. Additionally, regulatory standards govern this process to maintain drug stability and compliance. Ultimately, effective powder preparation is essential for producing high-quality medications that meet patient needs and uphold pharmaceutical integrity.