Methodological Diversity in Postgraduate Homeopathy Research: Beyond Conventional RCTs

This letter highlights methodological concerns in postgraduate homeopathy research, particularly in dissertation-based and early-stage clinical studies undertaken as part of the MD (Homoeopathy) training program in India. The MD (Homoeopathy) in India is a structured three-year postgraduate program, pursued after completing the 5.5-year BHMS course, combining advanced clinical training, academic coursework, and mandatory dissertation research. Whilst these dissertations contribute to clinical training and preliminary evidence generation, completion within a fixed training period imposes constraints of time, patient availability, resources and regulatory processes, which may limit methodological rigour and generalisability. Randomised controlled trials (RCTs) are widely regarded as the gold standard for causal inference owing to their capacity to minimise bias through randomisation and blinding; accordingly, many postgraduate dissertations adopt placebo-controlled designs. However, such trials are inherently explanatory, assessing efficacy under idealised and tightly controlled conditions through restrictive eligibility criteria, standardised interventions, and placebo comparison to maximise internal validity. These conditions may not adequately represent routine clinical practice, where heterogeneity and therapeutic individualisation are integral. Furthermore, the constrained postgraduate research timeframe (often <2 years) limits recruitment, follow-up and collaborative scope, thereby precluding definitive conclusions and rendering most such trials exploratory rather than confirmatory in nature. At the stage of protocol or synopsis approval, postgraduate students may not completely appreciate the methodological constraints that accompany explanatory placebo-controlled RCT designs. This challenge is further compounded by the fact that most homeopathy colleges conduct research within routine outpatient department (OPD)-based clinical settings, where strict protocol enforcement, blinding and controlled conditions can be difficult to maintain. As a result, awareness of alternative designs, particularly pragmatic RCTs, remains limited. Pragmatic trials are designed to evaluate intervention effectiveness under real-world clinical conditions and may be systematically guided by the PRECIS-2 (PRagmatic–Explanatory Continuum Indicator Summary) trial design tool.[ 1 ] When applied at the protocol stage, PRECIS-2 enables researchers to score key domains—such as eligibility, setting, intervention flexibility, follow-up and outcome relevance—thereby visually situating a study along the explanatory–pragmatic spectrum and ensuring alignment with its intended purpose. By permitting flexibility in prescription, dosing and follow-up while retaining methodological integrity, pragmatic RCTs more faithfully reflect routine homeopathic practice and the practical (including time-related) constraints of postgraduate research, enhancing feasibility, external validity, and interpretability of findings.[ 2 ] Greater awareness of pragmatic research approaches during postgraduate dissertation training may be particularly beneficial in homeopathy colleges, where students undertake their first formal exposure to clinical research. Homeopathic treatment is inherently individualised, and clinically meaningful outcomes often extend beyond symptom reduction to include patient-reported and functional measures. Pragmatic RCTs represent a well-accepted and methodologically robust approach in both conventional and complementary medicine, with established representation in high-impact journals.[ 3 ] [ 4 ] [ 5 ] [ 6 ] [ 7 ] [ 8 ] [ 9 ] [ 10 ] [ 11 ] [ 12 ] Introducing pragmatic trial concepts at the dissertation stage may enhance feasibility, improve clinical relevance, and provide postgraduate students with a more meaningful and realistic research training experience, without compromising scientific rigour. Here, pragmatic trials are not proposed as a replacement for conventional RCTs, but rather as a complementary methodological approach that warrants greater representation in postgraduate research training. Encouraging methodological pluralism at an early stage may strengthen the quality, relevance and interpretability of future homeopathy research. Further discussion on incorporating pragmatic research concepts and alternative robust research designs into postgraduate curricula and dissertation guidance may be timely and valuable in moving beyond a single-design approach to evidence generation and in strengthening research capacity within the discipline. Publication History Received: 18 February 2026 Accepted after revision: 31 March 2026 Article published online: 09 July 2026 © 2026. Thieme. All rights reserved. Georg Thieme Verlag KG Oswald-Hesse-Straße 50, 70469 Stuttgart, Germany