Patient controlled analgesia. A comparison of the effects of morphine and tramadol on gastric emptying

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN20836206

Enrollment

Registered

2003-09-12

Start date

1999-09-13

Completion date

Unknown

Last updated

2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Signs and Symptoms: Gastric emptying Surgery

Interventions

Randomised controlled trial.

Eligibility

Inclusion criteria

Inclusion criteria: Total number of subjects = 40.

Exclusion criteria

Exclusion criteria: Does not meet inclusion criteria

Design outcomes

Primary

Measure	Time frame
Maximum plasma concentration (Cmax) for paracetamol Time to reach maximum plasma concentration (Tmax) for paracetamol Area under the plasma concentration - time curve (AUC) for paracetamol Plasma concentrations of morphine, M6G and tramadol	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026