Monday 1 July 2013

Verona Pharma Plc Peer-Reviewed Paper Suggests RPL554 With Glycopyrrolate, Or Other Muscarinic Receptor Antagonists, Produces Synergistic Bronchodilation





RPL554

Verona Pharma Plc ("Verona Pharma" Or The "Company") Peer-Reviewed ...

Wall Street Journal
Verona Pharma is developing first-in-class drugs to treat respiratory disease, such as COPD, asthma and chronic, severe cough. The Company has three drug programmes, two of which are in Phase II. The lead programme, RPL554, is an innovative dual ...

read all at
http://online.wsj.com/article/PR-CO-20130701-900428.html?mod=googlenews_wsj



RPL-554 (LS-193,855) is a drug which acts as a long-acting inhibitor of the phosphodiesterase enzymes PDE-3 and PDE-4, producing both bronchodilator and antiinflammatory effects.[1] It is being developed by Verona Pharma as a potential treatment for asthma and hay fever, and is currently in clinical trials.[2][3]
  1.  Boswell-Smith V, Spina D, Oxford AW, Comer MB, Seeds EA, Page CP. The Pharmacology of Two Novel Long-Acting Phosphodiesterase 3/4 Inhibitors, RPL554 (9,10-Dimethoxy-2-(2,4,6-trimethylphenylimino)-3-(N-carbamoyl-2-aminoethyl) -3,4,6,7-tetrahydro-2H-pyrimido(6,1-a)isoquinolin-4-one) and RPL565 (6,7-Dihydro-2-(2,6-diisopropylphenoxy)-9,10-dimethoxy-4H-pyrimido(6,1-a)isoquinolin-4-one). Journal of Pharmacology and Experimental Therapeutics 2006; 318(2):840-848.
  2.  Verona Pharma Plc - Lead Drug RPL554
  3.  Asthma and hay fever drug tested. BBC News, Wednesday 10 September 2008


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