The Importance of water-resistant Materials in Pharmaceutical Packaging Kumar Jeetendra | January 12, 2024 Pharmaceutical package need water-resistant materials to ensure that the medicine is secure. The use of these materials is due to different reasons including: Protection against Environmental Factors: Moisture: Occurrence of moisture may compromise the stability of drugs, leading to chemical decomposition, microbial growth and physical changes. Thus, water-resistant materials prevent moisture from getting into the …