A Randomised Open Controlled Parallel Group Study Comparing Norspan and Tramadol

A Study of the Tolerability of Titrated Dose Tramadol/Acetaminophen Combination Tablet in Korean Patients With Osteoarthritis

NCT01063842 ·Status: COMPLETED ·Phase: PHASE4

Placebo-controlled Trial With OROS Hydromorphone Hydrochloride to Treat Patients With Moderate to Severe Pain Induced by Osteoarthritis of the Hip or the Knee

NCT00980798 ·Status: COMPLETED ·Phase: PHASE3

A Study on Health - Related Quality of Life in Patients With Rheumatic Diseases Taking Tramadol 37.5mg/Acetaminophen 325mg Tablets

NCT00642837 ·Status: COMPLETED

Compare the Efficacy and Safety of Norspan to Tramadol/Acetaminophen With Prolonged Postoperative Pain (PASSION)

NCT01983111 ·Status: COMPLETED ·Phase: PHASE4

A Study Comparing the Effectiveness and Safety of Varying Dose Strengths (100, 200, 300 and 400 mg) of Extended-release Tramadol HCl With Placebo for the Treatment of Osteoarthritis(OA) of the Knee and/or Hip

NCT00325858 ·Status: COMPLETED ·Phase: PHASE3

An Open-Label Long-term Safety Study of Tramadol HCl OAD (Once A Day) 300 mg in the Treatment of Pain Due to Osteoarthritis of the Knee

NCT00833911 ·Status: COMPLETED ·Phase: PHASE3

A Double-blind Study of Controlled Release OROS Hydromorphone Compared to Placebo in Patients With Chronic Osteoarthritis (OA) Pain

NCT00631319 ·Status: COMPLETED ·Phase: PHASE3

Randomized Controlled Double Blind Trial of Short vs Long Acting Dihydrocodeine in Chronic Non-malignant Pain

NCT00547885 ·Status: COMPLETED ·Phase: PHASE4

An Efficacy and Safety Study of Tramadol/Acetaminophen Versus Diclofenac in the Treatment of Pain in Participants With Ankylosing Spondylitis Receiving Stable Treatment of Disease Modifying Anti-rheumatic Drugs (DMARDs)

NCT00766402 ·Status: TERMINATED ·Phase: PHASE4

An Exploratory Study of Tramadol Hydrochloride in Patients With Osteoarthritis of the Knee or Low Back Pain

NCT00752661 ·Status: COMPLETED ·Phase: PHASE2

Investigation of Analgesic and Anti-hyperalgesic Effect of Opioids in Experimental Pain

NCT00647127 ·Status: COMPLETED ·Phase: PHASE3

A Pharmacodynamic/Pharmacokinetic Study to Determine the Onset of Analgesic Effect and Plasma Levels of Tramadol in Patients With Acute Low Back Pain Receiving a Single 200 mg Dose of Tramadol Contramid® Once-a-Day

NCT00952068 ·Status: COMPLETED ·Phase: PHASE2

Effects of Opioids and NSAIDs on Sympathetic Nervous System and Vascular Function

NCT03781544 ·Status: RECRUITING ·Phase: PHASE4

A Randomized, Open Label, Prospective Study to Explore the Clinical Characteristics of Oral MNK155 and Norco 7.5mg/325 When Used for the Treatment of Moderate to Severe Post Operative Pain

NCT02381132 ·Status: TERMINATED ·Phase: PHASE3

A Study of the Efficacy and Safety of Tramadol HCl/Acetaminophen, Hydrocodone Bitartrate/Acetaminophen and Placebo in Patients With Pain From an Ankle Sprain With a Partial Torn Ligament

NCT00236535 ·Status: COMPLETED ·Phase: PHASE3

Study of Two Tramadol Contramid® OAD 300 mg Controlled-Release Tablets From Two Different Manufacturing Sites Following a 300 mg Dose in Healthy Subjects Under Fasting and Fed Conditions

NCT00834912 ·Status: COMPLETED ·Phase: PHASE1

A Study to Assess the Improvement of Pain and Health-Related Quality of Life in Patients With Chronic Non-Malignant Pain Taking Tramadol Hydrochloride and Acetaminophen

NCT01819805 ·Status: COMPLETED

A Four-Arm Study Comparing the Analgesic Efficacy and Safety of Tramadol Once a Day 100, 200 and 300 mg Versus Placebo for the Treatment of Pain Due to Osteoarthritis of the Knee (With 7-Day Follow-up)

NCT00852917 ·Status: COMPLETED ·Phase: PHASE3

Efficacy and Safety of Pregabalin/Tramadol Combination Versus Pregabalin in Acute Pain of Neuropathic Origin

NCT05324059 ·Status: COMPLETED ·Phase: PHASE3

An Interventional Study to Assess the Efficacy and Safety of Buprenorphine in Korean Patients With Spinal Disorders

NCT01818700 ·Status: COMPLETED ·Phase: PHASE4

A Study to Assess How the Body Processes a Strong Painkiller When it is Given Alongside a Drug That Counteracts the Side Effects of Strong Painkillers in a Fasted and Fed State.

NCT02133820 ·Status: COMPLETED ·Phase: PHASE1

Pharmacokinetic Non-interaction Study With a Fixed-dose Combination Tablet With Tramadol and Diclofenac

NCT03766984 ·Status: COMPLETED ·Phase: PHASE1

An Efficacy and Safety Study of Acetaminophen Plus Tramadol Hydrochloride (JNS013) in Participants With Chronic Pain

NCT00736853 ·Status: COMPLETED ·Phase: PHASE3

Study to Test the Effectiveness of Controlled-Release OROS® Hydromorphone HCl Compared to Placebo in Patients With Chronic Low Back Pain

NCT00549042 ·Status: COMPLETED ·Phase: PHASE3

A Study to Compare the Bioavailability of Two Tramadol Hydrochloride Tablet Products (50 mg and 200 mg, Respectively) at Steady-state Under Fasting Conditions

NCT00834288 ·Status: COMPLETED ·Phase: PHASE1