** Shares of Avecho Biotechnology Ltd AVE.AX rise as much
as 27.3% to A$0.014, their highest since Aug. 19
** Biotech firm says it has received ethics approval for its
phase-3 clinical trial testing of its oral cannabidiol (CBD)
softgel capsule for insomnia; trial will start in CY2023
** Stock posts biggest intraday pct gain since Dec. 13
** More than 3.8 mln shares change hands, vs the 30-day
average volume of 905,000 shares
** Stock has fallen 26.7% this year, as of last close
(Reporting By Udbhav Krishna P in Bengaluru)
((UdbhavKrishna.P@Thomsonreuters.com))