{"title":"Postvaccine \"spikeopathy:\" what is the long-term neurological risk?","authors":"Jean-Marc Bugnicourt","doi":"10.4103/ijp.ijp_943_24","DOIUrl":"10.4103/ijp.ijp_943_24","url":null,"abstract":"","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 2","pages":"108-109"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12236418/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144283807","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Olanzapine-induced paraesthesia: A less reported side effect.","authors":"Sanyam Tyagi, Vishal Verma, Vijay Kumar Saini, Harmanpreet Kaur","doi":"10.4103/ijp.ijp_637_24","DOIUrl":"10.4103/ijp.ijp_637_24","url":null,"abstract":"<p><strong>Abstract: </strong>Olanzapine is an atypical antipsychotic used to treat schizophrenia, bipolar disorder, and depression. Despite proven efficacy in these disorders, it can cause various side effects, including occurrences of paraesthesia-a sensory disorder characterized by spontaneous itching or tingling without external triggers. The mechanism behind olanzapine-induced paraesthesia is not well understood but may involve dopamine D2 and serotonin 5-HT2A and 5-HT2C receptor antagonism. Here, we report two cases of severe paraesthesia that occurred as a side effect of olanzapine therapy, which improved after discontinuing the medication in the first case and by reducing the dose in the second case.</p>","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 2","pages":"102-103"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12236399/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144283806","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"How well do patients understand medication information written in prescriptions? A study from Eastern India.","authors":"Debaleena Das, Shreya Kotal, Suparna Chatterjee","doi":"10.4103/ijp.ijp_359_24","DOIUrl":"10.4103/ijp.ijp_359_24","url":null,"abstract":"<p><strong>Introduction: </strong>Appropriate understanding of medicine-related advice in a prescription by patients ensures therapeutic compliance and mitigates avoidable medication intake-related errors.</p><p><strong>Aims: </strong>This study assessed how well patients or their caregivers attending a tertiary care hospital have understood medicine-related information in their outpatient department (OPD) prescription.</p><p><strong>Materials and methods: </strong>This prospective questionnaire-based observational study was conducted on patients attending outpatient clinics of four departments of a tertiary care hospital. The questionnaire had both open and close-ended questions, which assessed understanding of written information related to the prescribed medicines.</p><p><strong>Results: </strong>A total of 380 patients were enrolled in the study. 59.21% (95% CI 54.2-64.04) respondents had an excellent or good understanding of drug dosage. Similarly, 40% (95% CI 35.2-45) about drug frequency and 59.77% (95% CI 54.66-64.7) had excellent understanding of drug duration. However, overall composite understanding of prescriptions was poor in 36.84% (95% CI 32.14-41.8) of study participants. Patients with a higher level of education or from higher socioeconomic groups had a better understanding compared to other educational and socioeconomic categories. Suggestions for better patient understanding included prescriptions in vernacular language and pictorial representations.</p><p><strong>Conclusions: </strong>The study conducted in a tertiary care public hospital in India, reveals suboptimal understanding of medication-related information in OPD prescriptions. Based on the study outcome, measures have been taken to address the issue. Furthermore, there is a need for designing tailored interventions based on the patient profile attending a healthcare facility to facilitate better understanding.</p>","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 2","pages":"83-89"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12236393/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144283803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Tuberculosis and comorbid depression: Association with serum indoleamine 2,3-dioxygenase activity.","authors":"Proteesh Rana, Bijo Varughese, Vandana Roy, Shreshth Khanna, Seema Kapoor, Ashwani Khanna","doi":"10.4103/ijp.ijp_252_23","DOIUrl":"10.4103/ijp.ijp_252_23","url":null,"abstract":"<p><strong>Introduction: </strong>Patients with tuberculosis (TB) may have depression as a comorbidity, which may be associated with poor treatment outcomes. Increased production of pro-inflammatory cytokines activating enzyme indoleamine 2,3-dioxygenase (IDO) has been reported in TB. We studied the association of IDO activity and comorbid depression in TB patients.</p><p><strong>Materials and methods: </strong>Newly diagnosed, treatment-naïve TB patients were evaluated for symptoms of depression using the Patient Health Questionnaire (PHQ)-9 scale. A PHQ-9 score of ≥5 was taken as an indicator for depression. Patients were further categorized into two groups based on their PHQ-9 scores, Group-I with a PHQ-9 score of <5 and Group-II with a PHQ-9 score ≥5. The serum kynurenine (KYN) and tryptophan (TRP) levels were determined using liquid chromatography-mass spectrometry (LC-MS) and the KYN/TRP ratio was taken as a measure for IDO activity.</p><p><strong>Results: </strong>A total of 106 TB patients and 106 healthy controls were enrolled in this study. Over 73.5% of TB patients had PHQ-9 scores of above 5 with an average score of 7.09 ± 2.83, a significant difference (P < 0.05) as compared to the average PHQ-9 scores of healthy controls (2.93 ± 1.20). Group-II TB patients had lower serum TRP 539.55 ± 194.31 ng/mL versus 1109.45 ± 186.04 ng/mL (P < 0.01) in Group-I; higher serum KYN 425.81 ± 65.51 ng/mL versus 250.06 ± 40.28 ng/mL (P < 0.01) and higher K/T ratio 0.906 ± 0.56 versus 0.251 ± 0.052 (P < 0.01). There was a significant linear correlation between PHQ-9 and serum KYN (r: 0.969; P: <0.01; R2: 0.909); serum TRP (r: 0.841; P: <0.01; R2: 0.745); and KYN/TRP ratio (r: 0.745; P < 0.01; R2: 0.618).</p><p><strong>Conclusion: </strong>These findings suggest that in TB patients, induction of IDO activity may be relevant to the development of comorbid depression.</p>","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 1","pages":"21-26"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12133059/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144020292","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Joseph G Omole, Godswill J Udom, Ayodeji Aturamu, Richard D Agbana, Omoirri Moses Aziakpono, Benjamin Oritsemuelebi, Sarad Pawar Naik Bukke, Idara A Okon, Omoniyi K Yemitan
{"title":"Cardiac glycosides: Looking beyond heart failure and atrial fibrillation.","authors":"Joseph G Omole, Godswill J Udom, Ayodeji Aturamu, Richard D Agbana, Omoirri Moses Aziakpono, Benjamin Oritsemuelebi, Sarad Pawar Naik Bukke, Idara A Okon, Omoniyi K Yemitan","doi":"10.4103/ijp.ijp_934_24","DOIUrl":"10.4103/ijp.ijp_934_24","url":null,"abstract":"","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 1","pages":"33-47"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12133062/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143998816","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Cardiac physiological changes induced by cardiovascular drugs from different chemical classes in zebrafish mirrored in mice: A predictive tool for comprehensive risk assessment.","authors":"Rohan Takawale, Deeksha Singh, Vandana S Nikam","doi":"10.4103/ijp.ijp_566_24","DOIUrl":"10.4103/ijp.ijp_566_24","url":null,"abstract":"<p><strong>Objective: </strong>Our study investigated the impact of various cardiovascular drug on the cardiac physiology of zebrafish embryos and validated these findings in mice.</p><p><strong>Background: </strong>Cardiotoxicity has significantly contributed to the high drug attrition rate over the last two decades, underscoring the cardiac risk assessment in drug discovery and development. Although regulatory authority's guidelines specified the cell-based assays for the safety assessment of drugs, the current requirements fall short due to a lack of in vivo biology. The use of zebrafish experimental system has surged in developmental and pathophysiological investigation due to their striking resemblance to mammals. Hence, we used the zebrafish model system for cardiovascular drug studies and validated it in the mice model.</p><p><strong>Materials and methods: </strong>The zebrafish embryos of 72 hours post-fertilization (hpf) were exposed to different CVS drug and, recorded their heart rate, and further validated in mice.</p><p><strong>Results: </strong>We observed that exposure to amlodipine (a calcium channel blocker), atenolol (a class II antiarrhythmic), and amiodarone (a class III antiarrhythmic) led to dose-dependent reductions in heart rate in zebrafish embryos, with effects varying based on drug concentration and mechanism of action. Specifically, amiodarone treatment resulted in a dose-dependent decrease in heart rate (0.001-100 μM) and atrioventricular block starting at a 10 μM concentration. Each class of cardiovascular drug demonstrated unique cardiac effects in zebrafish embryos, reflecting similar patterns in mice treated with these drugs.</p><p><strong>Conclusions: </strong>Our findings highlight the zebrafish model's utility for early-phase cardiac risk assessment in drug discovery due to its high throughput capabilities and other beneficial features.</p>","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 1","pages":"12-20"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12133058/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144019978","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"An unusual and interesting case of sequential serious adverse event.","authors":"Trupti Rekha Swain, Lorika Sahu, Jyotishree Mallik","doi":"10.4103/ijp.ijp_675_22","DOIUrl":"10.4103/ijp.ijp_675_22","url":null,"abstract":"<p><strong>Abstract: </strong>Hydrocortisone and pheniramine are frequently administered drugs for the management of severe allergic or anaphylactic reactions. However, there is hardly any literature that shows the association between the use of these drugs for the management of anaphylactic reactions that can induce serious adverse effect. We present a peculiar case of loss of consciousness following concurrent administration of intravenous pheniramine (Avil) and hydrocortisone (primacort) for the management of another drug-induced adverse reaction characterized by urticaria and pruritis that erupted succeeding intake of a fluoroquinolone group of the drug (ofloxacin). Loss of consciousness associated with pheniramine is a serious adverse drug reaction and its association was found out to be \"probable/likely\" according to the WHO-UMC Causality Assessment Scale. Such reactions, although rare, can be serious requiring immediate hospitalization and warrant vigilance.</p>","PeriodicalId":13490,"journal":{"name":"Indian Journal of Pharmacology","volume":"57 1","pages":"52-54"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12133054/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144005613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}