** Shares of Aroa Biosurgery ARX.AX fall 18.1% to A$0.655, on track for their biggest-ever intraday drop

** Wound healing products maker fell as much as 19.1% earlier in the day, hitting lowest level since Dec. 18

** Co cuts FY25 normalised EBITDA profit guidance to a range between NZ$2 mln ($1.13 mln) and NZ$4 mln, from earlier guidance of NZ$2 mln to NZ$6 mln

** Cuts FY25 total revenue guidance to between NZ$81 mln and NZ$84 mln from earlier guidance of NZ$80 mln to NZ$87 mln

** About 901,488 shares change hand, compared to 30-day average trading volume of 318,195 shares

** Stock down around 15% this year, including the day's moves

($1 = 1.7680 New Zealand dollars)

(Reporting by John Biju in Bengaluru)

((John.Biju@thomsonreuters.com;))