Teikoku Seiyaku
As of the edition of 20 October 2026, Teikoku Seiyaku runs 5 drugs, 4 of them marketed; it is on route A at 0 targets and on route B at 3 targets.
Sources: ClinicalTrials.gov, FDA Orange Book and Purple Book, other approval registers, company records.
Drugs by status
| Status | Count |
|---|---|
| Marketed | 4 |
| Status not established | 1 |
| Total | 5 |
Marketed drugs and when their US protection ends
| Drug | US protection | Route B rows |
|---|---|---|
| Fentanyl | none listed | 6 |
| Donepezil | none listed | 3 |
| Methadone | none listed | 2 |
| Rupatadine | none listed | 1 |
A route B row is one company at one target.
Where it needs a new molecule
Route A at 0 targets, route B at 3 targets.
All 3 rows on route A or B
In the product3 company-target rows on route A or B; 0 are not shown here, and no score is.
See all 3 targets where Teikoku Seiyaku needs a new molecule, with the facts behind eachRequest access. Nothing is shown until you do.