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SprainPhase 4NCT00954785

Etoricoxib in Acute Ankle Ligament Sprains

A Phase 4 study testing Ankle brace, Diclofenac 50 mg tds and Etoricoxib 120 mg mane in people with Sprain, run by University of Cape Town at 2 sites in South Africa.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The aim of the study is to measure the effectiveness of treatment over 7 days with commonly used anti-inflammatory medications namely etoricoxib and diclofenac (Voltaren) on reducing the severity of pain, swelling and loss of function (range of movement, proprioception) arising from a mild to moderate sprain (partial… Read more about this study

Who is it for?
Ages 18 to 45 yearsHealthy volunteers can take part
Conditions the study is for
Sprain
What is being tested?
Ankle brace, Diclofenac 50 mg tds and Etoricoxib 120 mg mane
Type of treatment
Medical device
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
0 participants
Where
2 sitesSouth Africa
Study dates
Nov 2009to Jul 2011
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 45 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Age 18 to 45 years (Rationale: Most injuries occur in this age group, older subjects are more likely to have concomitant pathology e.g. osteoarthrosis)
  • Acute lateral ankle ligament sprain less than 48 hours ago (Rationale: It is important to standardize the phase of the injury and enter at the time of the maximum inflammatory response, but this has to be balanced with enough time to allow injured subjects to access the treatment facility, and that all measurements can be completed)
  • Grade II ankle sprain injury according to the following: (Rationale: Standard clinical criteria are used to ensure that the severity of injury is similar in all subjects)
  • Mild to moderate pain (> 40mm on the VAS)
  • Mild to moderate lateral ankle swelling (Greater than 5% increase in ankle volume compared with the uninjured side according to volumetric assessment)
  • Tenderness over the anterior talofibular ligament
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  • Negative urine and serum pregnancy test (females only) with signed undertaking on use of adequate contraception for the duration of the trial (Rationale: This is to make sure that no pregnant female subjects are entered or can become pregnant during the trial as a safety precaution against drug use in pregnancy)
  • No use of analgesics or oral or intramuscular anti-inflammatory drugs in the last 24 hours (Rationale: This is to ensure that at the time of the first assessment, no subject has taken oral or intramuscular medication that may influence the initial assessments of pain and swelling)
  • No use of topical anti-inflammatory agents, ice application or compression in the last 12 hours (Rationale: This is to ensure that at the time of the first assessment, no subject has taken topical medication, or used ice or compression that may influence the initial assessments of pain and swelling)

Who cannot join

  • Patients with a history of an ankle sprain in the previous 12 months (Rationale: A recent previous injury in the ligaments may affect the healing of a new injury)
  • The presence of an ankle fracture as diagnosed on normal radiographs - using the Ottowa ankle rules. (Rationale: This is to ensure that subjects only suffer from a soft tissue injury, so that the study group is homogeneous)
  • Patients who have experienced bronchospasm, acute rhinitis, nasal polyps, angioneurotic oedema, urticaria, or allergic-type reactions after taking acetylsalicylic acid, NSAID's,(including COXIBS) , antipyretics or any of their excipients. (Rationale: This is to ensure that no subject who has a history of hypersensitivity to drugs is given drugs that may cause an allergic reaction)
  • Patients who have a sulphonamide allergy. (Rationale: This is to ensure that no subject who has a history of hypersensitivity to certain drugs is given drugs that may cause an allergic reaction)
  • Active peptic ulcer within the previous six months (Rationale: It is well established that NSAID's have gastric irritation, gastritis, and ulceration with haemorrhage as possible side effects. This is to ensure that subjects with a history of these syndromes are not included as a safety issue)
  • History of recurrent peptic (gastric or duodenal) ulcer (Rationale: It is well established that NSAID's have gastric irritation, gastritis, and ulceration with haemorrhage as possible side effects. This is to ensure that subjects with a history of these syndromes are not included as a safety issue)
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  • History of any bleeding disorders, including gastrointestinal bleeding or cerebrovascular bleeding (Rationale: It is well established that non-selective NSAID's can decrease clotting. This is to ensure that subjects with a history of these syndromes are not included as a safety issue)
  • Patients with severe congestive heart failure (NYHA 3 - 4) (Rationale: The administration of etoricoxib is contra-indicated in these patients)
  • Patients with a medical history of ischemic heart disease or cerebrovascular disease. (Rationale: There is a potential risk of cardiovascular events with COX-2 selective inhibitor use, although this is only documented after long-term use (>18 months).
  • History of cardiac failure, left ventricular dysfunction, hypertension or pre-existing oedema. (Rationale: Inhibition of prostaglandin synthesis, as caused by these drugs, may cause fluid retention, oedema and hypertension.
  • Patients with peripheral arterial disease (Rationale: Peripheral aerial disease will alter the response to healing in the ankle ligaments)
  • Patients with a history or current symptoms and clinical signs of severe impairment of renal function (CrCl <30 ml/min) or moderate to severe impairment of hepatic or function (Rationale: The administration of etoricoxib 120 mg is contra-indicated in these patients)
  • Patients with inflammatory bowel disease. (Rationale: The administration of etoricoxib is contra-indicated in these patients).
  • Patients consuming more than three alcoholic drinks per day, or patients with a history of alcohol abuse (Rationale: Excessive alcohol intake could negatively affect liver function, interfere with drug metabolism and reduce compliance to the protocol)
  • Patients with hereditary problems of galactose intolerance, Lapp lactose deficiency or glucose-galactose malabsorption. (Rationale; etoricoxib tablets contain lactose and is therefore contraindicated in these patients)
  • Currently pregnant or lactating (Rationale: The administration of etoricoxib is contra-indicated in these patients)
  • Woman attempting to conceive. (Rationale: Any drug known to inhibit COX-2 is contra-indicated)
  • Concomitant treatment with anti-coagulants (including heparin, warfarin, and ticlopidine) (Rationale: It is well established that NSAID's can decrease clotting. This is to ensure that subjects with a history of established bleeding disorders or those on anti-clotting therapy are not included as a safety issue).
  • Concomitant treatment with lithium, methotrexate, angiotensin converting enzyme inhibitors, beta-blockers and diuretics) (Rationale: NSAID's have significant drug interactions with some medications, can potentiate or impair the effects of others and therefore patients on these medications are excluded for safety reasons).
  • Concomitant administration of other NSAID's (including aspirin doses > 150 mg) or analgesic agents (Rationale: The purpose of the study is to determine the effects of specific NSAID's on pain and swelling. Concomitant use of other NSAID's will interfere with outcome measures and these patients have to be excluded from the study)
  • Concomitant administration of cyclosporine and tacrolimus. (Rationale: Co-administration of these medications with any NSAID's may increase their nephrotoxic effects)
  • Concomitant treatment of etoricoxib with rifampicin. (Rationale: Rifampicin is a potent inducer of CYP enzymes and produces a 65% decrease in etoricoxib plasma concentration.)
  • Current treatment or treatment within the last two months with corticosteroids (systemic, intra-articular) (Rationale: Long acting corticosteroids can interfere with outcome measures and patients who received these medications have to be excluded from the study)
  • Participation in another clinical trial during this study or during the previous month (Rationale: This is to ensure that patients who may still have effects from treatment administered during another trial are not included)
  • Inability to comply with the protocol (Rationale: This is to exclude subjects who will not be able to complete the study)

Trial locations and contacts

2 sites in 1 country.

South Africa2 sites
  • Kuilsriver Netcare Hospital, 33 Van Riebeeck Road, Kuilsriver

    Cape Town, Western Cape, 7580

  • Sports Medicine Clinic, Sports Science Institute of South Africa

    Cape Town, Western Cape, 7700

Other trials in South Africa

About this study

Official title: The Efficacy and Safety of Administration of the COX-2 Selective NSAID, Etoricoxib (120mg od. for 7 Days) Compared to Diclofenac (50 mg Tds. for 7 Days) and Placebo as Adjunct Treatment in the First 7 Days of Treatment of Acute Grade II Lateral Ankle Ligaments Sprains: A Clinical Trial

The aim of the study is to measure the effectiveness of treatment over 7 days with commonly used anti-inflammatory medications namely etoricoxib and diclofenac (Voltaren) on reducing the severity of pain, swelling and loss of function (range of movement, proprioception) arising from a mild to moderate sprain (partial tear) of the lateral (outer) ligaments of the ankle joint. This injury is commonly known as an ankle sprain.

Conditions
Sprain
Being tested
Ankle brace, Diclofenac 50 mg tds, Etoricoxib 120 mg mane
Keywords
ankle, ligament, sprain, non-steroidal anti-inflammatory drugs, treatment, Acute ankle ligament sprain
Medical subject headings
Sprains and Strains

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Ankle braceDevice

    Sports Stirrup ankle brace (Aircast)

  • Diclofenac 50 mg tdsDrug

    Also called Voltaren

    In the diclofenac group, each subject will receive 50 mg diclofenac in the morning, at mid-day and in the evening

  • Etoricoxib 120 mg maneDrug

    Also called Arcoxia

    In the etoricoxib group, each subject will receive 120 mg etoricoxib in the morning, and placebo medication in the evening and at mid-day

Study groups in NCT00954785
Study groupRoleWhat they receive
Placebo drugPlacebo comparatorNot described
Receives: Device: Ankle brace
EtoricoxibExperimentalNot described
Receives: Device: Ankle brace; Drug: Etoricoxib 120 mg mane
DiclofenacActive comparatorNot described
Receives: Device: Ankle brace; Drug: Diclofenac 50 mg tds

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Pain

    Measured: 7 days

Secondary outcomes (4)
  1. Swelling

    Measured: 7 days

  2. Range of motion

    Measured: 7 days

  3. Proprioception

    Measured: 7 days

  4. Adverse events

    Measured: 14 days

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Aug 2009 (estimated)
  2. Study startNov 2009
  3. Primary completionDec 2010 (estimated)
  4. Study completionJul 2011 (estimated)

Why it stopped: The study was terminated by Merck USA. The company did not supply drugs for the study.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00954785
Sponsor's protocol ID
IISP 34251
Other IDs
Rec Ref 005/2008
Status last verified
Aug 2009
First submitted
6 Aug 2009
Last updated
20 Jun 2013
Results posted
No
Data monitoring committee
Yes

Publications

  • Jones P, Lamdin R, Dalziel SR. Oral non-steroidal anti-inflammatory drugs versus other oral analgesic agents for acute soft tissue injury. Cochrane Database Syst Rev. 2020 Aug 12;8(8):CD007789. doi: 10.1002/14651858.CD007789.pub3.

    PubMed 32797734

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Ankle brace, Diclofenac 50 mg tds and Etoricoxib 120 mg mane in people with Sprain, run by University of Cape Town at 2 sites in South Africa.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 25 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 20 Jun 2013. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in South Africa. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Pain (time frame: 7 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00954785, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Jun 2013.

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