scholarly journals Monitoring Pharmacological Treatment in Patients With Chronic Noncancer Pain

Cureus ◽  
2021 ◽  
Author(s):  
Grisell Vargas-Schaffer ◽  
Allen Steverman ◽  
Veronique Potvin
PLoS ONE ◽  
2021 ◽  
Vol 16 (5) ◽  
pp. e0251586
Author(s):  
Carmen Ramírez-Maestre ◽  
Alicia E. López-Martínez ◽  
Rosa Esteve

Background Opioid therapy is utilized for a broad range of chronic pain conditions. Several studies have highlighted the adverse effects of opioid medication due to the misuse of these drugs. The gradual increase in the use of opioids has become a global phenomenon and is generating social concern. Several treatment guidelines have strongly recommended assessing the risks and benefits of pharmacological treatment with opioids. These guidelines also recommend the psychological assessment of patients with chronic noncancer pain in order to make informed decisions on the advisability of intervention with opioids. Some authors have emphasized the relevance of assessing the risk of opioid misuse in patients with noncancer chronic pain before initiating treatment. Methods and analysis Two studies will be conducted, each with a different primary objective. The primary objective of the first study (Study 1) will be to conduct a comprehensive investigation to identify the factors most closely associated with subsequent opioid misuse; and based on the results of Study 1, the primary objective of the second study (Study 2) will be to develop a brief, reliable, valid, and useful instrument that would enable health care providers to make decisions on opioid prescription and on the required level of monitoring and follow-up. These decisions would have positive consequences for patient wellbeing. Study 1 will include a logistic regression analysis to test the hypothetical model. Study 2 will have a longitudinal design and include three assessment sessions in order to develop a measure to assess the risk of prescribed opioid misuse and to analyse its reliability and validity. Participants will be individuals with chronic noncancer pain attending three Pain Units. These individuals will either be undergoing pharmacological treatment that includes opioid analgesics (Study 1, N = 400) or are going to commence such treatment (Study 2, N = 250).


Author(s):  
Shung-Tai Ho ◽  
Tso-Chou Lin ◽  
Chun-Chang Yeh ◽  
Kuang-I Cheng ◽  
Wei-Zen Sun ◽  
...  

Background: Long-term use of opioids for chronic noncancer pain is associated with sex hormone disturbances. The interferences with sex hormones, sexual function, and depression were investigated in patients with chronic noncancer pain. Methods: A cross-sectional multicenter survey was conducted on 170 officially registered outpatients receiving long-term opioid treatment in nine medical centers in Taiwan between October 2018 and July 2019. Serum sex hormone levels were examined after the collection of self-administered questionnaires containing the Taiwanese version of the Brief Pain Inventory, depressive status, and sexual function interference. Results: Among 117 (68.8%) questionnaire responses from 170 enrolled outpatients, 38 women and 62 men completed the sex hormone tests, among whom only 23 (23%) had previously received blood hormone tests. Low serum total testosterone levels were detected in 34 (89.5%) women (<30 ng/dL) and 31 (50%) men (<300 ng/dL). Over 60% of women and men reported reduced sexual desire and function despite a nearly 50% reduction in pain intensity and daily function interference over the previous week after opioid treatment. Women generally had higher risks of a depression diagnosis (p = 0.034) and severe depressive symptoms (p = 0.003) and nonsignificantly lower opioid treatment duration (median 81 vs. 120 months) and morphine milligram equivalent (median 134 vs. 165 mg/day) compared with men. Conclusions: This survey demonstrated the high prevalence of depression diagnosis, low sex hormone levels, and reduced sexual function among Taiwanese patients with chronic noncancer pain receiving prolonged opioid therapy. Regular hypogonadal screenings are recommended for further management.


Author(s):  
Nevenka Krcevski–Škvarc ◽  
Bart Morlion ◽  
Kevin E. Vowles ◽  
Kirsty Bannister ◽  
Eric Buchsner ◽  
...  

2021 ◽  
pp. 1-22
Author(s):  
Sebastian Jugl ◽  
Aimalohi Okpeku ◽  
Brianna Costales ◽  
Earl J. Morris ◽  
Golnoosh Alipour-Haris ◽  
...  

In 2017, a National Academies of Sciences, Engineering, and Medicine (NASEM) report comprehensively evaluated the body of evidence regarding cannabis health effects through the year 2016. The objectives of this study are to identify and map the most recently (2016–2019) published literature across approved conditions for medical cannabis and to evaluate the quality of identified recent systematic reviews, published following the NASEM report. Following the literature search from 5 databases and consultation with experts, 11 conditions were identified for evidence compilation and evaluation: amyotrophic lateral sclerosis, autism, cancer, chronic noncancer pain, Crohn’s disease, epilepsy, glaucoma, human immunodeficiency virus/AIDS, multiple sclerosis (MS), Parkinson’s disease, and posttraumatic stress disorder. A total of 198 studies were included after screening for condition-specific relevance and after imposing the following exclusion criteria: preclinical focus, non-English language, abstracts only, editorials/commentary, case studies/series, and non-U.S. study setting. Data extracted from studies included: study design type, outcome definition, intervention definition, sample size, study setting, and reported effect size. Few completed randomized controlled trials (RCTs) were identified. Studies classified as systematic reviews were graded using the Assessing the Methodological Quality of Systematic Reviews-2 tool to evaluate the quality of evidence. Few high-quality systematic reviews were available for most conditions, with the exceptions of MS (9 of 9 graded moderate/high quality; evidence for 2/9 indicating cannabis improved outcomes; evidence for 7/9 indicating cannabis inconclusive), epilepsy (3 of 4 graded moderate/high quality; 3 indicating cannabis improved outcomes; 1 indicating cannabis inconclusive), and chronic noncancer pain (12 of 13 graded moderate/high quality; evidence for 7/13 indicating cannabis improved outcomes; evidence from 6/7 indicating cannabis inconclusive). Among RCTs, we identified few studies of substantial rigor and quality to contribute to the evidence base. However, there are some conditions for which significant evidence suggests that select dosage forms and routes of administration likely have favorable risk-benefit ratios (i.e., epilepsy and chronic noncancer pain). The body of evidence for medical cannabis requires more rigorous evaluation before consideration as a treatment option for many conditions, and evidence necessary to inform policy and treatment guidelines is currently insufficient for many conditions.


2019 ◽  
Vol 153 (1) ◽  
pp. 52-58
Author(s):  
Arden R. Barry ◽  
Chantal E. Chris

Background: This study sought to characterize the real-world treatment of chronic noncancer pain (CNCP) in patients on opioid therapy in primary care. Methods: A retrospective cohort study from 2014-18 was conducted at a multidisciplinary primary care clinic in Chilliwack, British Columbia. Included were adults on daily opioid therapy for CNCP. Patients receiving palliative care or ≤1 visit were excluded. Outcomes of interest included use of opioid/nonopioid pharmacotherapy, number/frequency of visits and proportion of patients able to reduce/discontinue opioid therapy. Results: Seventy patients (mean age 53 years, 53% male, 51% back pain) were included. Median follow-up was 6 visits over 12 months. Sixty-two patients (89%) reduced their opioid dose, 6 patients had no change and 2 patients required a dose increase. Mean opioid dose was reduced from 183 to 70 mg morphine equivalents daily. Twenty-four patients (34%) discontinued opioid therapy, 6 patients (9%) transitioned to opioid agonist therapy and 6 patients (9%) breached their opioid treatment agreement. Nonopioid pharmacotherapy included nonsteroidal anti-inflammatory drugs (64%), gabapentinoids (63%), tricyclic antidepressants (56%) and nabilone (51%). Discussion: Over half of patients were no longer on opioid therapy by the end of the study. Most patients had a disorder (e.g., back pain) for which opioids are generally not recommended. Overall mean opioid dose was reduced from baseline by approximately 60% over 1 year. Lack of access to specialized pain treatments may have accounted for high nonopioid pharmacotherapy usage. Conclusions: This study demonstrates that treatment of CNCP and opioid tapering can successfully be achieved in a primary care setting. Can Pharm J (Ott) 2020;153:xx-xx.


2020 ◽  
Vol 2020 ◽  
pp. 1-6
Author(s):  
Jason W. Busse ◽  
Joyce Douglas ◽  
Tara S. Chauhan ◽  
Bilal Kobeissi ◽  
Jeff Blackmer

Background. Physician adherence to guideline recommendations for the use of opioids to manage chronic pain is often limited. Objective. In February 2018, we administered a 28-item online survey to explore perceptions of the 2017 Canadian guideline for opioid therapy and chronic noncancer pain and if physicians had altered practices in response to recommendations. Results. We invited 34,322 Canadian physicians to complete our survey, and 1,128 responded for a response rate of 3%; 687 respondents indicated they prescribed opioids for noncancer pain and answered survey questions about the guideline and their practice. Almost all were aware of the guideline, 94% had read the document, and 89% endorsed the clarity as good or excellent. The majority (86%) felt the guideline was feasible to implement, but 66% highlighted resistance by patients, and 63% the lack of access to effective nonopioid treatment as barriers. Thirty-six percent of respondents mistakenly believed the guideline recommended mandatory tapering for patients using high-dose opioid therapy (≥90 mg morphine equivalent per day), and 58% felt they would benefit from support for opioid tapering. Seventy percent of respondents had changed practices to align with guideline recommendations, with 51% engaging some high-dose patients in opioid tapering and 43% reducing the number of new opioid starts. Conclusion. There was high awareness of the 2017 Canadian opioid guideline among respondents, and preliminary evidence that recommendations have changed practice to better align with the evidence. Ongoing education is required to avoid the misunderstanding that opioid tapering is mandatory, and research to identify effective strategies to manage chronic noncancer pain is urgently needed.


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