Top 7 Pharmaceutical companies in South Korea
This curated ranking covers the 7 largest pharmaceutical companies in South Korea, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Eisai (company), Galderma and Roche Diagnostics lead the list with a combined estimated audience of 7,059 people. Across all 7 entries the average audience size is 1,162, and the largest, Eisai (company), reaches around 2,638 people in South Korea. Audience size is the estimated number of unique people in South Korea who actively engage with each pharmaceutical company, derived from search demand signals. Rankings reflect search-behavior signals collected across South Korea and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  Eisai (company) |
2,638 | 1.2% | Pharmaceutical company | Health |
| 2 |  Galderma |
2,502 | 0.2% | Pharmaceutical company | Health |
| 3 |  Roche Diagnostics |
1,919 | 0.4% | Pharmaceutical company | Health |
| 4 |  Chinese Television System |
843 | 1.3% | Pharmaceutical company | Movies & TV |
| 5 |  Galenica |
86 | 0.0% | Pharmaceutical company | Business & Career |
| 6 |  lativ |
80 | 0.0% | Pharmaceutical company | Fashion & Accessoires |
| 7 |  Dr Willmar Schwabe |
68 | 0.1% | Pharmaceutical company | Health |
Frequently asked questions
How is this Top 7 list compiled?
Rascasse aggregates anonymized search-behavior signals across South Korea and ranks each pharmaceutical company by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest pharmaceutical company in South Korea?
Eisai (company) currently leads with an estimated audience of 2,638 people in South Korea.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across South Korea. Lists below 5 entries are not published. See methodology for full details.