** Shares of drug developer NYMX.O plunge as much as 70.6%
to an over 7-yr low of 37 cents; among top three pct. losers
across U.S. exchanges
** NYMX says it received a refuse-to-file (RTF) letter from
the U.S. FDA for its marketing application of its lead drug
candidate Fexapotide Triflutate (FT) urn:newsml:reuters.com:*:nGNX9S0CwP
** Co developed FT as an injectable for benign prostate
hyperplasia, a condition that causes enlarged prostate glands
and urinary issues in older men; co had submitted the
application in March
** FDA issues RTF letters because of significant
deficiencies in applications that cannot be resolved promptly
** The agency's letter indicated that co had to submit
longer-term safety data of as long as 6 years in its application
- NYMX
** Co says it has submitted long-term data of 2-3 years from
some of its late-stage trials
** "Nymox's position is that clarifications remain to be
resolved at a follow-up meeting and that some significant
inconsistencies were involved" - NYMX
** Stock has slumped 28% over the past 12 months through
last close
(Reporting by Ruhi Soni in Bengaluru)
((Ruhi.Soni@thomsonreuters.com
Twitter: https://twitter.com/ruhithere))