Mumbai: The Central Leather Research Institute (CLRI), Chennai has developed two collagen-based products along with drug delivery system for wound dressing, minister for science and technology and earth sciences Kapil Sibal informed the Rajya Sabha .

The collagen-based dressing for controlled delivery of silver sulphadiazine has been developed to address infection during healing process.

The preparation of collagen scaffold impregnated with silver sulphadiazine (SSD) loaded alginate micropheres is capable of delivering the drug in a controlled manner, thus, reducing frequency of dressing change and making wound assessment and management easier.

Another product is collagen-based wound dressing material to deliver ciprofloxacin, an antibiotic.