Smaller abalone were used as a Chinese herbal medicine until recently because the pearl layer of seashells has an antipyretic effect, but today they have been replaced by akoya pearls which are easier to acquire.
特に貝類の真珠層には解熱作用があり、近年まで小粒の物は漢方薬として用いられていたが、現在、大半は入手しやすいアコヤガイ真珠の物に置きかわっている。