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Osteoarthritis Topical Treatment

A Pilot Study to Compare the Efficacy and Safety of a Novel 10% Ibuprofen Formulation Versus Placebo Alone Applied to the Knee in Patients With Painful Osteoarthritis of the Knee

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01496326
Acronym
ANTIPAIN
Enrollment
75
Registered
2011-12-21
Start date
2011-02-28
Completion date
2011-08-31
Last updated
2011-12-21

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

Conditions

Osteoarthritis

Keywords

Osteoarthritis, knee pain

Brief summary

This is a phase 2a clinical trial performed to evaluate the efficacy of a topical treatment of ibuprofen compared to the use of a placebo topical treatment. A multi-center, double-blinded, randomized placebo controlled study. Study length: 14 days Dosing twice daily (b.i.d.)

Interventions

DRUGIbuprofen

10% ibuprofen cream formulation at a dose of 200mg

DRUGplacebo

2 grams of placebo cream for 14 days

Sponsors

BioChemics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
40 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Main Inclusion Criteria: * Male or female patients aged at least 40 years. * Primary osteoarthritis in a single knee joint, grade II/III based on the Kellgren and Lawrence classification system. * Radiographic evidence consistent with osteoarthritis carried out within 6 months before screening. * pain is currently not adequately controlled with a simple analgesic or an NSAID OR would necessitate treatment, but is not yet treated. Main

Exclusion criteria

* Concomitant presence of another type of continuous pain that is more severe in intensity in comparison with the osteoarthritis target joint pain * Osteoarthritis causing significant pain in any joint other than the identified knee, or contralateral knee (≥ 20 mm pain) as confirmed by a separate VAS at visit 1 for any other painful joint concerned. * Female patients who are pregnant or breast-feeding.

Design outcomes

Primary

MeasureTime frame
Visual Analogue Scale (VAS) Pain scale14 days

Countries

Switzerland

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 10, 2026