Study: NCT05534945

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 5 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 5 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 5 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 5 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 6 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 6 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 6 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 6 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 7 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 7 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 7 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 7 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 8 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 8 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 8 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 8 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 9 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 9 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 9 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 9 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 10 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 10 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Programmed intermittent epidural bolus 10 ml
Description: patients in this group will receive a programmed epidural intermittent bolus of 10 mL every 60 min. Patients will also be allowed patient controlled epidural boluses of 5 ml, every 30 min, as needed to treat pain \> 4/10