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A Comparative Study of Medication Adherence Between Hydromorphone Extended-Release Tablets and Oxycodone Extended-Release Tablets in Patients with Moderate to Severe Cancer Pain

A Comparative Study of Medication Adherence Between Hydromorphone Extended-Release Tablets and Oxycodone Extended-Release Tablets in Patients with Moderate to Severe Cancer Pain

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600126198
Enrollment
Unknown
Registered
2026-06-05
Start date
2026-06-10
Completion date
Unknown
Last updated
2026-06-08

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

Conditions

Moderate to severe cancer pain

Interventions

The Experimental Group:The experimental group receives hydromorphone extended-release tablets at a starting dose of 8 mg orally once every 24 hours
as-needed immediate-release opioids are provided for breakthrough pain. During the study, the physician may adjust the dosage based on the patient's pain control and adverse reactions, and the reasons
The Control Group:The control group receives oxycodone extended-release tablets at a starting dose of 10–20 mg orally every 12 hours

Sponsors

Quanzhou First Hospital Affiliated to Fujian Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Histopathologically or cytologically confirmed diagnosis of a malignant solid tumor accompanied by moderate to severe cancer pain; 2. According to the investigator's judgment, the patient currently requires initiation or continuation of strong opioid therapy as specified in the third step of the WHO three-step analgesic ladder for cancer pain; 3. NRS score >= 4; 4. Karnofsky Performance Status (KPS) score >= 50 and an expected survival of more than 3 months; 5. Adequate communication and comprehension skills, and the ability to understand and independently complete the 8-item Morisky Medication Adherence Scale (MMAS-8), the Numerical Rating Scale (NRS), the EORTC Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30), and other similar scales; 6. Voluntary participation in this study and signed informed consent.

Exclusion criteria

Exclusion criteria: 1.Presence of contraindications to the use of strong opioids; 2.Severe hepatic impairment (Child-Pugh Class C), severe renal impairment (estimated glomerular filtration rate [eGFR] < 30 mL/min/1.73 m²); 3.Refractory cancer pain (after standardized medication for more than one week, pain remains moderate to severe or severe adverse reactions occur); 4.Presence of severe mental illness or cognitive impairment; 5.Any other condition that, in the investigator's judgment, makes the patient unsuitable for participation in this study.

Design outcomes

Primary

MeasureTime frame
8-item Morisky Medication Adherence Scale;Proportion of Days Covered;

Secondary

MeasureTime frame
European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire Core 30;Karnofsky Performance Status score;Adverse Reactions;Pain control compliance rate (NRS<=3);

Countries

China

Contacts

Public ContactWang Yixiong

Quanzhou First Hospital Affiliated to Fujian Medical University

1416424437@qq.com+86 137 8882 9755

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 11, 2026