Study: NCT04540432

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Stool collection at the patient's home.
Description: Stool samples will be taken from each patient to look for changes in intestinal microbiota. These collections will be made on Day 0 +24h, 24 hours before the 1st follow-up visit after 1 month of treatment with non-steroidal anti-inflammatory drugs, 24 hours after the second follow-up visit (between months 3 and 4) and finally, at the end of treatment.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Stool collection at the patient's home.
Description: Stool samples will be taken from each patient to look for changes in intestinal microbiota. These collections will be made on Day 0 +24h, 24 hours before the 1st follow-up visit after 1 month of treatment with non-steroidal anti-inflammatory drugs, 24 hours after the second follow-up visit (between months 3 and 4) and finally, at the end of treatment.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Stool collection at the patient's home.
Description: Stool samples will be taken from each patient to look for changes in intestinal microbiota. These collections will be made on Day 0 +24h, 24 hours before the 1st follow-up visit after 1 month of treatment with non-steroidal anti-inflammatory drugs, 24 hours after the second follow-up visit (between months 3 and 4) and finally, at the end of treatment.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Stool collection at the patient's home.
Description: Stool samples will be taken from each patient to look for changes in intestinal microbiota. These collections will be made on Day 0 +24h, 24 hours before the 1st follow-up visit after 1 month of treatment with non-steroidal anti-inflammatory drugs, 24 hours after the second follow-up visit (between months 3 and 4) and finally, at the end of treatment.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Stool collection at the patient's home.
Description: Stool samples will be taken from each patient to look for changes in intestinal microbiota. These collections will be made on Day 0 +24h, 24 hours before the 1st follow-up visit after 1 month of treatment with non-steroidal anti-inflammatory drugs, 24 hours after the second follow-up visit (between months 3 and 4) and finally, at the end of treatment.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Stool collection at the patient's home.
Description: Stool samples will be taken from each patient to look for changes in intestinal microbiota. These collections will be made on Day 0 +24h, 24 hours before the 1st follow-up visit after 1 month of treatment with non-steroidal anti-inflammatory drugs, 24 hours after the second follow-up visit (between months 3 and 4) and finally, at the end of treatment.

Intervention type: DIAGNOSTIC_TEST
Group type: EXPERIMENTAL
Intervention: Blood test
Description: 7 ml of blood will be taken from each patient before treatment i.e. at the inclusion visit and at the end of treatment.

Intervention type: DIAGNOSTIC_TEST
Group type: EXPERIMENTAL
Intervention: Blood test
Description: 7 ml of blood will be taken from each patient before treatment i.e. at the inclusion visit and at the end of treatment.

Intervention type: DIAGNOSTIC_TEST
Group type: EXPERIMENTAL
Intervention: Blood test
Description: 7 ml of blood will be taken from each patient before treatment i.e. at the inclusion visit and at the end of treatment.

Intervention type: DIAGNOSTIC_TEST
Group type: EXPERIMENTAL
Intervention: Blood test
Description: 7 ml of blood will be taken from each patient before treatment i.e. at the inclusion visit and at the end of treatment.