Table 1.

Exclusion criteria from this study

Number	Criteria
1	Patients who had received any diclofenac sodium or mefenamic acid preparation within 2 weeks before the start of the study
2	Patients who had received an injection of a steroid, sodium hyaluronate, etc., into the affected joint within a week before the start of the study
3	Patients with wounds or diseases in the skin around the knee
4	Patients with a history of hypersensitivity to a certain drug
5	Patients suffering from a peptic ulcer
6	Patients with severe underlying internal diseases (heart disease, renal disease, coronary artery disease, haematological disease, etc.) or history of such diseases
7	Patients with a history of hypersensitivity to a certain nonsteroidal anti-inflammatory drug (especially diclofenac sodium)
8	Pregnant or possibly pregnant women
9	Nursing women
10	Other patients judged, for any reason, to be unsuitable for the study by the attending physician