E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Osteoarthritis of the knee |
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MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Classification code | 10031161 |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The primary objective of this study is to demonstrate that valdecoxib 10 mg administered once daily for 6 weeks is not inferior to diclofenac sodium 50 mg administered three times daily for a total daily dose of 150 mg for 6 weeks in treating the signs and symptoms of OA of the knee. |
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E.2.2 | Secondary objectives of the trial |
To evaluate the safety and tolerability of valdecoxib 10 mg once daily compared to diclofencac sodium 50 mg three times daily on subjects with osteoarthritis of the knee. |
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E.2.3 | Trial contains a sub-study | Information not present in EudraCT |
E.3 | Principal inclusion criteria |
1. The subject must be 55 years of age or older. 2. If the subject is a female and of childbearing potential, including females who are less then two years postmenopausal, she has been using adequate contraception since her last menses and will use adequate contraception including abstinence, during the study, is not breast feeding, and has had a negative urine pregnancy test within 24 hours prior to receiving the first dose of study medication. 3. The subject has been diagnosed as having OA of the knee for at least six months, as defined by the modified American College of Rheumatology (ACR) criteria. 4. The subject is functional class I, II or III according to the Steinbrocker criteria. 5. The subject is experiencing symptoms of OA (pain in the index knee) at the time of the Baseline visit (i.e., Patient’s assessment of arthritis pain based on 100mm VAS is within 40-90 mm). 6. The subject is anticipated to require continuous treatment with an anti-inflammatory or analgesic to control arthritis symptoms throughout the study. 7. The subject agrees not to drink excessively during the course of the study. 8. The subject has provided written informed consent before undergoing any study procedures. |
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E.4 | Principal exclusion criteria |
1. The subject has any concomitant inflammatory rheumatic condition such as gout or other physical condition which may interfere with the assessment of OA such as acute joint trauma at the index joint. 2. The subject has an anticipated need for any surgical or any other invasive procedure to be performed on the index joint during the course of the study. 3. The subject has received oral, intramuscular, intravenous, intra-articular or soft tissue injections of corticosteroids within four weeks prior to the first dose of study medication. 4. The subject has received an intra-articular injection of corticosteroids in the Index Joint within three months or an intra-articular injection of a hyaluronic acid preparation in the Index Joint within six months prior to the first dose of study medication. 5. The subject is anticipated to require treatment with an anticoagulant, lithium, or chronic analgesic (other than study medication) during the course of the study. 6. The subject has an active malignancy or history of a malignancy other than a history of basal cell carcinoma that has been successfully treated or a history of other malignancies that have been surgically removed and which have no evidence of recurrence for at least five years before study enrollment. 7. The subject has been diagnosed as having or has been treated for oesophageal, gastric, pyloric channel, or duodenal ulceration within 30 days prior to receiving the first dose of study medication. 8. The subject has uncontrollable hypertension or diabetes, active GI disease (e.g., inflammatory bowel disease), chronic or acute renal or hepatic disorder, a significant coagulation defect, or a chronic condition, which, in the Investigator’s opinion, would preclude study participation. 9. The subject has within the past two years had a history of substance OR alcohol abuse or who in the investigator’s opinion have demonstrated addictive or substance abuse behavior. 10. The subject is unable to comply with the schedule of study visits and/or unable to complete the necessary subject evaluations. 11. The subject has received warfarin during the 30 days preceding the first dose of study medication. 12. The subject has an AST (SGOT), ALT (SGPT) or creatinine >1.5 mg/dL or BUN >1.2 x ULN any other laboratory abnormality considered by the Investigator to be clinically significant within 7 days before the Baseline visit. 13. The subject has a history of intolerance of diclofenac. 14. The subject has known hypersensitivity allergy and/or hypersensitivity to sulfonamides, COX-2 inhibitors, aspirin, lactose or NSAIDs. 15. The subject has taken any NSAIDs (oral or topical) or any analgesics within 48 hours (except for paracetamol within 8 hours) prior to the Baseline Arthritis Assessments. Subjects taking less than or equal to 100 mg aspirin daily for cardiovascular prophylaxis for at least 30 days before the first dose of study medication will be allowed to continue their regimen. Subjects must discontinue oxaprozin, piroxicam, meloxicam, and/or COX-2 inhibitors at least four days before the Baseline Arthritis Assessments. 16. The subject will receive any investigational medication within 30 days of the first dose of study medication or is scheduled to receive an investigational drug other than study medications described in this protocol during the course of this study. 17. The subject has previously been admitted to this study. 18. Subjects who are currently taking Glucosamine sulfate and Chondroitin sulfate must be on a stable dose for three months and continue for the remainder of the trial. |
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E.5 End points |
E.5.1 | Primary end point(s) |
Patient's assessment of arthritis pain on Visual Analog Scale (VAS, 0-100 mm) at Week 6 (Visit 4). |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | Information not present in EudraCT |
E.6.2 | Prophylaxis | Information not present in EudraCT |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | Information not present in EudraCT |
E.6.7 | Pharmacodynamic | Information not present in EudraCT |
E.6.8 | Bioequivalence | Information not present in EudraCT |
E.6.9 | Dose response | Information not present in EudraCT |
E.6.10 | Pharmacogenetic | Information not present in EudraCT |
E.6.11 | Pharmacogenomic | Information not present in EudraCT |
E.6.12 | Pharmacoeconomic | Information not present in EudraCT |
E.6.13 | Others | Information not present in EudraCT |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | Information not present in EudraCT |
E.7.1.1 | First administration to humans | Information not present in EudraCT |
E.7.1.2 | Bioequivalence study | Information not present in EudraCT |
E.7.1.3 | Other | Information not present in EudraCT |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Information not present in EudraCT |
E.7.3 | Therapeutic confirmatory (Phase III) | Information not present in EudraCT |
E.7.4 | Therapeutic use (Phase IV) | Yes |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | Information not present in EudraCT |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Yes |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | Information not present in EudraCT |
E.8.3 |
The trial involves single site in the Member State concerned
| Information not present in EudraCT |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | Information not present in EudraCT |
E.8.7 | Trial has a data monitoring committee | Information not present in EudraCT |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | |
E.8.9.1 | In the Member State concerned months | 9 |
E.8.9.1 | In the Member State concerned days | |