Drug promotional literatures (DPLs) evaluation as per World Health Organization (WHO) criteria

This study was aimed to evaluate the drug promotional literatures (DPLs) as per World Health Organization (WHO) criteria and also to evaluate claims, references and pictures presented in DPLs. It was an observational, cross-sectional study conducted at the outpatient department of Civil Hospital, Ahmedabad, a tertiary care teaching hospital for period of 2 months. Printed drug promotional literatures for modern drugs were collected as per selection criteria and analyzed. WHO guidelines were not fulfilled in any of the 200 DPLs. Out of 299 claims, most commonly presented claim in 192 DPLs was efficacy (45.15%) followed by pharmaceutical properties (26.75%). 130 (65%) DPLs did not provide any references to support claims while only 70 (35%) DPLs provided references. Most commonly used reference was journal articles 66 (88%) followed by websites 5 (6.66%). Most common source of journal article reference was research article 53 (85.48%) followed by review article 7 (11.29%). 125 (78.61%) DPLs presented with irrelevant pictures while only 25 (15.72%) DPLs presented appropriate pictures. Information on adverse drug reactions, contraindications and drug interactions was missing in most of DPLs. None of the promotional literatures contained all of the information as per WHO guidelines for medicinal drug promotion. They were lacking with scientific and critical information.