Performance Qualification of a New Hypromellose Capsule: Part I

This Part I paper describes the qualification of a new high performance hypromellose (hydroxypropyl methylcellulose, HPMC) capsule shell which contains no gelling agent and is dissolution friendly. Comparisons to gelatin and HPMC capsule containing carrageenan showed the new HPMC capsule is superior in terms of mechanical strength, hygroscopicity and compatibility with a wide range of drugs.