Police in the South Korean city of Busan have arrested three Russians over the smuggling and illegal sale of North Korean-made drugs including Sildenafil (often sold under the brand name Viagra), Busan GeumJeong Police Station said in a written statement on Thursday.

A 47-year old Russian woman and two other Russian citizens obtained six different drugs from North Korea and smuggled them to the South via air mail through Russia, according to police.

The Russian trio, currently being held by police, allegedly sold the illegal pharmaceuticals to South Koreans and foreigners through social media.

The police have seized 205 boxes with