** Shares of Timber Pharmaceuticals TMBR.A surge 54% to
$0.40 premarket, set to open at a two-month high if gains hold
** Stock among top pct gainers across U.S. exchanges
premarket
** TMBR says U.S. FDA has granted breakthrough therapy
designation to its drug candidate, TMB-001, for the treatment of
congenital ichthyosis, a group of skin disorders urn:newsml:reuters.com:*:nGNX1WjTlF
** Company preparing to dose first patients in a late-stage
study of TMB-001
** Breakthrough therapy tag is meant to speed up development
and review of drugs to treat a serious condition
** Company's shares down 32.9% YTD, as of last close
(Reporting by Amruta Khandekar)
((Amruta.Khandekar@thomsonreuters.com))