A horse, in respect to which there has been any violation of the prohibitions contained in this Part, or from which a sample has resulted in a positive test, may be disqualified from the race and from any share of the purse in the race and such share shall be redistributed among the remaining horses in the race entitled to same. Nothing contained herein shall in any way affect the pari-mutuel distribution which shall be deemed final and unappealable upon the declaring of the race “ official” by the judges at the conclusion of the race.