METHODS	In an endoscopist-blinded , randomised , parallel-group study , volunteers received 15 doses of diclofenac-K 25 mg liquid capsules ( n = 36 ) , diclofenac-K 2 12.5 mg tablets ( n = 36 ) , ibuprofen 2 200 mg liquid capsules ( n = 24 ) or ASA 2 500 mg tablets ( n = 36 ) over 5 days .\