Clinically significant interaction between warfarin and popular cough lozenges 'Fisherman's Friend'.
The authors report a highly probable and clinically relevant interaction between warfarin and the popular cough lozenges 'Fisherman's Friends' in a 67-year-old man, whereby ingestion of these lozenges for approximately 1 month was associated with a significant reduction in international normalised ratio to subtherapeutic levels.
Orthopaedics Department, Southern General Hospital, Glasgow, UK.
Stephen
S
Boyle
Matthew R
MR
Walters
D000368:Aged; D000925:Anticoagulants / Q000494:pharmacology*; D003371:Cough / Q000188:drug therapy; D004347:Drug Interactions; D006801:Humans; D019934:International Normalized Ratio; D008297:Male; D008610:Menthol / Q000494:pharmacology* / Q000627:therapeutic use; D014859:Warfarin / Q000494:pharmacology*
D000925:Anticoagulants; D008610:Menthol; D014859:Warfarin