Kathu police arrested the three during a swoop of the Patong area as part of their ongoing anti drug and crime campaign.
Police first arrested Kreangsak Pornpat, 39, with 2.59 grams of ya ice when he tried to sell an unknown amount of the drug to plain clothes police.
The arrest of Kreangsak led police to search and arrest two woman who were with him, Maneerat Gnamlert, 30, and Kannika Sombat, 33.
During the search of the women, police found they were both in possession of .35g of ya ice and also drug taking paraphernalia.
All three people were taken to Kathu police station where Kreangsak was charged with possessionj of a Category 1 drug with intent to sell, while Kannika and Maneerat were charged with possession of a Category 1 drug.