Is this what you are looking for? 
#!/usr/bin/perl

use strict;

my $count = 0;
while( <DATA> ) {
    $count = 1 if ( /\</ );
    $count = 0 if ( /^{/ );
    print if ( $count == 0 );
}


__DATA__
hello
 EVITE LA ENFERMEDAD PERIODONTAL<
EVITE LA ENFERMEDAD PERIODONTAL<                   AS
{IT}CTIQUE LA HIGIENE DENTAL PARA CUIDAR SUS ENCĂ
test
test

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In reply to Re: Delete till end of line to another string by bichonfrise74
in thread Delete till end of line to another string by Anonymous Monk

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