Active substance
Methylthioninium chloride
2 products from 2 companies contain this in European Union.
2 prescription only
Prescription only
Lumeblue (previously Methylthioninium chloride Cosmo)EU authorisation Cosmo Technologies Ltd · Methylthioninium chloride · V04CXMethylthioninium chloride ProveblueEU authorisation Provepharm SAS · Methylthioninium chloride · V03AB17
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.