Ketoprofen 10% Cream for Treatment of Pain Associated With Mild to Moderate Acute Soft Tissue Injury

Inclusion Criteria: * Are male or female and 18 to 75 years of age, inclusive. * Female patients of childbearing potential must practice abstinence or be using a medically acceptable form of contraception * Have a diagnosis of uncomplicated acute soft tissue injury of the upper or lower extremity, including acute injuries of ligaments, tendons, or muscles (including Grade 1 or Grade 2 sprain or strain), that has occurred within the 60 hours preceding the baseline visit. * Meet pain intensity criteria * Are willing to discontinue use of any pain medication or treatments not provided as part of the study. Exclusion Criteria: * Participation in a previous clinical study with the drug TDLP-110 (ketoprofen 10% cream). * Are pregnant or lactating. * Have a Grade 3 sprain or strain, bilateral sprain or strain, or concomitant fracture or open wound at the site of the sprain or strain, or have a serious injury, as determined by the investigator * Have a shoulder (rotator cuff) injury. * Have been treated for a sprain or strain of the same site within the past 3 months. * Have contusions at the site of acute soft tissue injury intended for treatment. * Have active skin lesions or disease at the intended site of application of the study medication. * Have had pharmacologic treatment for the injury less than 24 hours before the baseline assessments * Use of any oral or parenteral corticosteroids within 30 days of injury. * Have had non-pharmacologic treatments of the injury other than rest, ice, compression, and/or elevation (RICE) within 12 hours prior to the baseline visit. * Have a history or physical examination finding that is incompatible with safe participation in the study. * Have a history or physical examination finding that is, in the opinion of the investigator, incompatible with study product use or with obtaining interpretable data. * Are taking medications or other substances contraindicated due to the nature of the study medication or with the potential for drug interactions. * Are allergic or sensitive to soy lecithin or soy lecithin-containing products. * Are taking probenecid or similar drugs that may significantly affect renal function. * Are taking a sleep medication, sedative hypnotic, anxiolytic, or antidepressant medication at a dose that has not been stable for at least 2 months. * Are receiving physical therapy for the index injury * Have scheduled elective surgery or other invasive procedures during the period of study participation. * Have any illness or concurrent condition that would, in the opinion of the investigator, make study participation unsafe or would confound study results ly undergoing treatment for chronic pain, or severe systemic disease). * Have received an investigational drug or product or participated in an investigational drug study within a period of 30 days prior to receiving study medication. * Have an active worker's compensation claim or personal injury claim regarding injury to the index site. * Are suspected by the investigator of recent or current drug or alcohol abuse.