Background: This study aimed to investigate the initial dosage of methadone and factors affecting it in maintenance therapy.Methods: This cross-sectional, descriptive-analytic study was conducted on 157 individuals referring to a methadone maintenance therapy (MMT) clinic. The initial dosage of methadone was 20-45 mg which was adjusted during the treatment based on each patient's evaluation. Th...

BACKGROUND Retention in Methadone Maintenance Treatment (MMT) is superior to that of other therapies for opioid addiction, but with international retention rates around 50 % after 1 year of treatment, there remains a need for improved retention rates. AIMS This study aimed to explore the demographic and clinical factors predicting retention in MMT. METHODS Face-to-face surveys with MMT pati...

BACKGROUND AND AIMS For HIV-positive individuals who use illicit opioids, engagement in methadone maintenance therapy (MMT) can contribute to improved HIV treatment outcomes. However, to our knowledge, the role of methadone dosing in adherence to antiretroviral therapy (ART) has not yet been investigated. We sought to examine the relationship between methadone dose and ART adherence among a coh...

Methadone maintenance treatment (MMT) is commonly used for controlling opioid dependence, preventing withdrawal symptoms, and improving the quality of life of heroin-dependent patients. A steady-state plasma concentration of methadone enantiomers, a measure of methadone metabolism, is an index of treatment response and efficacy of MMT. Although the methadone metabolism pathway has been partiall...

OBJECTIVE To investigate the pharmacokinetics (PK) and PK- pharmacodynamic (PD) relationship of methadone in a cohort of outpatients undergoing methadone maintenance treatment (MMT). METHODS Sixty male patients undergoing MMT with a mean ±SD methadone daily dosage of 58 ± 34 mg were enrolled in this study. A 5-ml blood sample was collected before the daily intake of methadone. As a PD measure...

Background: Needle sharing and sexual contacts Taiwanese Department of Health (DOH) among injecting drug users (IDUs) have become laden with HIV and HIV related health problems, representing a serious public health threat all over the world. For reduce the sharing of needle, Taiwanese public health prompted methadone maintenance treatment (MMT) to reduce needle sharing and curb the transmission...

background and aims: sexual dysfunction is a common complaint among drug abusers in the treatment with methadone and buprenorphine. the aim of this study was to assess sexual dysfunction in patients undergoing methadone or buprenorphine for maintenance therapy. methods: this research was a cross-sectional study. a 3-parts questionnaire (demographic questions, international index of erectile fun...

UNLABELLED Methadone maintenance treatment (MMT) is the standard of care during pregnancy for opioid-dependency, showing efficacy in improving prenatal care and reducing risk of relapse. By design, however, MMT is only intended to prevent withdrawal thus facilitating cognitive behavioural interventions. In order to maximize the benefits of MMT, it is essential that methadone is both properly pr...

one of the main problems of the drug abusers is drug related attention bias, which causes craving, and as a result drive the drug abusers to take narcotics. methadone is used as a maintenance treatment for drug abusers. the purpose of this study is evaluation of the effect of methadone maintenance therapy (mmt) on selective attention and drug related attention bias. this study investigated drug...

INTRODUCTION Methadone has long been regarded as an effective treatment for opioid dependence. However, many patients discontinue maintenance therapy because of its side effects, with one of the most common being sexual dysfunction. Buprenorphine is a proven alternative to methadone. This study aimed to investigate sexual dysfunction in opioid-dependent men on buprenorphine maintenance treatmen...