Answer
Tioguanine prescribing information lists hypersensitivity to tioguanine or any excipient in section 6.1 under contraindications, but states that there are no absolute contraindications in view of the seriousness of the indications.
Sources for this answer
- Tioguanine 40 mg TabletsAspen · emc · SmPC §4.3 Contraindications · Version 9Document updated
Sources checked