Answer
Detrusitol XL 4 mg prolonged-release capsules containing tolterodine tartrate are blue with white printing consisting of a symbol and the number 4.
Sources for this answer
- Detrusitol XL 4 mg Prolonged-release CapsulesViatris (formerly Mylan or Upjohn) · emc · SmPC §3 Pharmaceutical form · Version 23Document updated
Sources checked