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The effect of oral Naloxone on Methadone induced constipation

Evaluation of the effect of oral administration of Naloxone on bowel habit in patients on methadone maintenance therapy

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20190207042648N2
Enrollment
80
Registered
2020-08-01
Start date
2020-07-22
Completion date
Unknown
Last updated
2020-08-17

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

Conditions

Drug induced constipation. Constipation

Interventions

Intervention 1: Intervention group:they will be treated by oral naloxane capsules ( 0.5 or 2 or 4 mg/day) .Also, they will be treated by their previous laxative medication without change. Interven

Sponsors

Mashhad University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: Participant in the MMT program for at least three months Willingness to participate in research studies Receive methadone less than 75 mg /day

Exclusion criteria

Exclusion criteria: Past history of GI surgery (Except Appendectomy) History of Thyroid disease History of diabetes mellitus. Hypercalcemia renal failure using Tricyclic antidepressant Using Calcium Chanel blockers Hypertension cardiac disease Multi-drugs abuser Using anticholinergic drugs Pregnancy Recently weight loss More then 4 NVD or Past history of Severe labor Parkinsonism

Design outcomes

Primary

MeasureTime frame
??Constipation score. Timepoint: At start, one and two weeks later (end of research). Method of measurement: Constipation Scoring System and Briston scoring.;Defecation in the three areas of abdominal, rectal and feces. Timepoint: At start , one and two weeks later ( end of research). Method of measurement: PAC-SYM questionnaire.

Secondary

MeasureTime frame
Constipation scoring. Timepoint: At start , one and two weeks later ( end of research). Method of measurement: PAC-SYM questionnaire and Constipation Scoring System.;Opiate withdrawal scoring. Timepoint: One and two weeks later ( end of research). Method of measurement: opiate withdrawal scale.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr Mohammad Moshiri

Mashhad University of Medical Sciences

Moshirimo@gmail.com+98 51385430319

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026