US-based inhaled medicines provider Genoa Pharmaceuticals in collaboration with McMaster University has demonstrated advantages of the inhaled aerosol pirfenidone (GP-101) in the treatment of pulmonary fibrosis.

The findings showed that small inhaled doses yielding high peak, short duration lung pirfenidone concentrations provide statistically greater anti-fibrotic efficacy than higher oral doses resulting in low peak drug exposure by using the in vivo model of bleomycin-induced pulmonary fibrosis.

Genoa Pharmaceuticals founder, president and chief scientific officer Mark Surber said for IPF treatment to be successful, sufficient drug must first be delivered to the lung.

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