Study: NCT04585321

Intervention type: DRUG
Group type: OTHER
Intervention: Diclofenac Sodium 140mg Medicated Plaster
Description: Part 1: two seven-day study periods, separated by at least 7 days of wash-out. In the first period, a single plaster of Test Drug or Reference Drug will be applied on the back (lumbar region) for seven consecutive days. In the second period, a single plaster of the Reference Drug or Test Drug will be applied on the back (lumbar region) daily for seven consecutive days.~Part 2: two seven-day study periods separated by at least 7 days of wash-out. In the first period, the Test Drug or Reference Drug plaster will be applied on the back (lumbar region) twice a day. In the second period, the Reference Drug or Test Drug plaster will be applied on the back (lumbar region) twice a day.

Intervention type: DRUG
Group type: OTHER
Intervention: Diclofenac Sodium 140mg Medicated Plaster
Description: Part 1: two seven-day study periods, separated by at least 7 days of wash-out. In the first period, a single plaster of Test Drug or Reference Drug will be applied on the back (lumbar region) for seven consecutive days. In the second period, a single plaster of the Reference Drug or Test Drug will be applied on the back (lumbar region) daily for seven consecutive days.~Part 2: two seven-day study periods separated by at least 7 days of wash-out. In the first period, the Test Drug or Reference Drug plaster will be applied on the back (lumbar region) twice a day. In the second period, the Reference Drug or Test Drug plaster will be applied on the back (lumbar region) twice a day.

Intervention type: DRUG
Group type: OTHER
Intervention: Flector® topical plaster containing 180 mg of diclofenac hydroxyethylpyrrolidine equivalent to 140 mg of sodium diclofenac
Description: Part 1: two seven-day study periods, separated by at least 7 days of wash-out. In the first period, a single plaster of Test Drug or Reference Drug will be applied on the back (lumbar region) for seven consecutive days. In the second period, a single plaster of the Reference Drug or Test Drug will be applied on the back (lumbar region) daily for seven consecutive days.~Part 2: two seven-day study periods separated by at least 7 days of wash-out. In the first period, the Test Drug or Reference Drug plaster will be applied on the back (lumbar region) twice a day. In the second period, the Reference Drug or Test Drug plaster will be applied on the back (lumbar region) twice a day.

Intervention type: DRUG
Group type: OTHER
Intervention: Flector® topical plaster containing 180 mg of diclofenac hydroxyethylpyrrolidine equivalent to 140 mg of sodium diclofenac
Description: Part 1: two seven-day study periods, separated by at least 7 days of wash-out. In the first period, a single plaster of Test Drug or Reference Drug will be applied on the back (lumbar region) for seven consecutive days. In the second period, a single plaster of the Reference Drug or Test Drug will be applied on the back (lumbar region) daily for seven consecutive days.~Part 2: two seven-day study periods separated by at least 7 days of wash-out. In the first period, the Test Drug or Reference Drug plaster will be applied on the back (lumbar region) twice a day. In the second period, the Reference Drug or Test Drug plaster will be applied on the back (lumbar region) twice a day.