Usefulness and safety of Tramadol Hydrochloride Acetaminophen Combination Table in musculoskeletal system with chronic pain,a prospective and multicenter study

Usefulness and safety of Tramadol Hydrochloride Acetaminophen Combination Table in musculoskeletal system with chronic pain,a prospective and multicenter study - Usefulness of Tramadol Hydrochloride Acetaminophen Combination Tablet

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000017510

Enrollment

100

Registered

2015-05-11

Start date

2012-08-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

musculoskeletal system with chronic pain

Interventions

Tramadol Hydrochloride Acetaminophen Combination Tablet

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Subjects with symptomatic patients who experienced at least moderate pain (NRS score is at least 4) despite treatment with non-steroidal anti-inflammatory drugs

Exclusion criteria

Exclusion criteria: Exclusion criteria included a history of alcohol or drug abuse; or any known allergy, sensitivity, or contraindication to a study medication

Design outcomes

Primary

Measure	Time frame
Numeric Rating Scale EQ-5D	—

Countries

Japan

Contacts

Public ContactSeiji Ohtori

Graduate school of medicine, Department of Orthopaedic Surgery

sohtri@faculty.chiba-u.jp043-222-7171

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026