The fastest way to see a specialist
We provide detailed online and offline treatment services by establishing an online general hospital with specialists with a history of working in general hospitals and university hospitals.

[Patient-centered non-face-to-face treatment]
According to the judgment of the specialist, medicine delivery through prescription is possible after non-face-to-face treatment. If a hospital visit is necessary, we will guide you to the most suitable hospital according to the patient's condition.
* Currently, same-day delivery is provided only to all areas of Seoul and Seongnam City, and courier delivery is available for other areas. In addition, if you print a prescription individually, you can dispense it at a nearby pharmacy of your choice.

[Interpretation by a National Health Checkup Specialist]
A top-ranked domestic specialist will study for one year and reinterpret the results of the health checkup according to the latest academic guidelines. Receive a personal health comprehensive report that you would have heard directly from your internal medicine teacher.

[Really Medical DTC Genetic Test in My Hand]
Check out various information such as skin condition, hair loss possibility, and nutrients that you did not know through genetic analysis of about 70 types of saliva. Realizing a new beginning of precision medicine.

[Easy, fast and comfortable]
It is possible to pay for medical expenses, pharmaceutical expenses, and shipping costs with the registered card.
Through family registration, you can conveniently treat children or their parents.

[Safe Medication Guide]
Medication guidance is included in the app and in the delivered medication package. Be sure to read the medication guide and take it.

[Inquiries about app use and service cooperation]
Opus One Co., Ltd. CEO Kim Ki-young Business registration number 168-86-00111
Address 2nd floor, Building 2, 20, Pangyo-ro 289beon-gil, Bundang-gu, Seongnam-si, Gyeonggi-do
Phone 031-717-1425 Email [email protected]

[Provide medical content]
TLC Healthcare Co., Ltd. CEO Lee Eui-seong Business registration number 848-87-01998

*Dr. On is in accordance with Ministry of Health and Welfare Announcement Nos. 2020-177 and 2020-889, Articles 4 and 49-3 of the Prevention and Management of Infectious Diseases Act, Articles 39, 40 and 44 of the Framework Act on Health and Welfare It is available based on Article 59 Paragraph 1 of the Medical Law.