scholarly journals Adverse drug reaction or innocent bystander? A systematic comparison of statistical discovery methods for spontaneous reporting systems

2020 ◽  
Vol 29 (4) ◽  
pp. 396-403 ◽  
Author(s):  
Louis Dijkstra ◽  
Marco Garling ◽  
Ronja Foraita ◽  
Iris Pigeot
2013 ◽  
Vol 21 (4) ◽  
pp. 365-372 ◽  
Author(s):  
Marco Tuccori ◽  
Giulio Giustarini ◽  
Corrado Blandizzi ◽  
Alice Capogrosso-Sansone ◽  
Marco Rossi ◽  
...  

Author(s):  
Jindal M ◽  
Sharma Rk

  Objective: The objective of the study was to evaluate the adverse drug reaction (ADR) related to commonly used antimicrobials in a tertiary care hospital.Methods: A prospective spontaneous reporting study involving, active methods (pharmacist actively looking for suspected ADRs) and passive methods (stimulating prescribers to report suspected ADRs) was carried out in all departments of a tertiary care hospital, for 1 year. Patients of all age groups were included in the study. The data for the study were taken from case sheets, investigation reports of patients who had experienced an ADR, personal interviews with reporting persons or clinicians, personal interviews with patient or patient’s attendant, past history of medication use, which were generally obtained from, prescriptions from the past, reports of medical and surgical interventions, referral letters, ADR reporting forms. Collected data were then analyze for causality assessment by Naranjo’s scale and severity assessment by Hartwig and Siegel’s scale.Result: During 1 year of study period, 75 ADRs related to antimicrobial were reported among 1354 patients who were given antibiotic for the treatment. The incidence rate of antibiotic was found to be 5.53%. The department that reported ADR was medicine (10.16%), ENT (4.6%), pediatric (8.12%), orthopedics (06.9%), surgery (06.9%), chest and tuberculosis (04.6%), obstetrics and gynecology (06.9%), dentistry (02.3%), and skin (10.16%). The most common ADRs were related to gastrointestinal tract; dermatological reactions were second in the list of antimicrobial drugs causing ADR. In this study, among antimicrobials, fluoroquinolones, and beta-lactam antibiotics were the most common drugs causing gastrointestinal and dermatological ADRs. There was no unknown ADR reported that may need to be further investigated through active monitoring. All patients recovered from ADRs without any complications. The causality was assessed by Naranjo’s scale and it revealed that out of 75 antibiotics related ADR 48 (64%) were possible, 27 (36%) were probable, 3 (4.00%) were definate, and 0% were unlikely. According to the Hartwig and Siegel’s scale, most of ADR were mild 45 (60%) and moderate 30 (40%) in nature.Conclusion: ADRs related to antimicrobials occurs frequently. Among antimicrobials, fluoroquinolones, and beta-lactam antibiotics were the most common drugs causing gastrointestinal and dermatological ADRs. The health-care system can promote the spontaneous reporting of antimicrobial ADR to pharmacovigilance center for ensuring safe drug use and patient care.


2015 ◽  
Vol 101 (1) ◽  
pp. e1.43-e1
Author(s):  
Dan Hawcutt ◽  
Hannah Maqsood ◽  
Simon Gomberg ◽  
Andrew Riordan ◽  
Mark Turner

AimsThe UK Medicines and Healthcare products Regulatory Agency (MHRA) runs a national spontaneous reporting system (Yellow Card Scheme [YCS]) to collect ‘suspected' adverse drug reaction (ADR) data. We aim to describe the Yellow card reports received for patients aged ≤1 year for a 10 year period and assess their utility.MethodsData on all ADRs reported via the YCS in Infants aged ≤1 years from the years 2001–10 were supplied by the MHRA.ResultsIn total, 3217 suspected ADRs were reported to the YCS between 2001–10 for infants age ≤1 year (Neonates n=97, vaccinations n=2673, infant [neither neonate nor vaccine] n=477). Overall only 0.88 YC per day were received by the MHRA with a male preponderance (Male 50.3%, Female 45.7%); only 25 (0.8%) YC reports stated a gestational age for the affected infant. The medications most frequently reported as suspected of causing an ADR were Swine Flu Vaccine (neonates n=8), Neisseria meningitides (vaccinations n=693) and oseltamivir (infants n=37). Reports associated with vaccinations followed the expected trends. ADRs highlighted by regulators for neonatal and infant populations are not represented in the YCs received by the regulator.Conclusions The frequency of YCS reports for those ≤1 year is low, with less than 1 per day overall. Neonates are poorly represented, and recording of gestational age is very limited. The YCS appears to be more effective for spontaneous reporting of vaccination-related ADRs in infants than for other medications. Action is required to improve reporting of suspected ADRs that affect neonates and infants.


Pharmacy ◽  
2018 ◽  
Vol 6 (4) ◽  
pp. 108 ◽  
Author(s):  
Siraj Sundaran ◽  
Anjali Udayan ◽  
Keerthi Hareendranath ◽  
Basil Eliyas ◽  
Babu Ganesan ◽  
...  

Hospital-based adverse drug reaction (ADR) monitoring and reporting programs intend to identify and quantify the risks associated with the use of medicines. To examine the causality, preventability and severity of ADR in a hospital setting; a prospective cohort study on spontaneous ADR reporting was conducted from December 2015 to May 2016. Incidence of ADRs, causality, type, severity and preventability were assessed using necessary assessment scales. The study included 3157 hospitalized individuals, in whom 51 ADRs were detected among 49 patients. The overall incidence of suspected ADRs was found to be 1.6%. According to the causality assessment, most of the ADRs reported were probable (n = 26, 51.0%), and type A (augmented/pharmacological) reactions (n = 39, 76%) were the most common type of ADR found. The majority of ADRs were moderate to severe (n = 35, 68.6%), of which 37.3% were found to be potentially preventable. Predictability was observed in 28 (54.9%) reported ADRs. The prescribed medicines most frequently associated with ADRs were antibiotics, antiepileptics and antihypertensives. This feasibility study was able to highlight the clinical pharmacist’s role in ADR monitoring service and create awareness about the way it could be done to promote safer medication use. Similar ADR reporting programs are necessary to educate and to improve awareness among healthcare professionals in some countries.


2017 ◽  
Vol 123 ◽  
pp. 122-129 ◽  
Author(s):  
Annamaria Mascolo ◽  
Cristina Scavone ◽  
Maurizio Sessa ◽  
Gabriella di Mauro ◽  
Daniela Cimmaruta ◽  
...  

2018 ◽  
Vol 2 (1) ◽  
pp. 3
Author(s):  
Jagminder Kaur Bajaj ◽  
Satinder Jeet Singh

Drugs are used for the benefit of the patient however drugs also produce adverse drug reactions. Adverse drug reaction is an adverse drug event that results in undesirable or unexpected event that requires some changes in the clinician's care of the patient, modifying a dosage, prolonging hospitalization or administering supportive treatment. Monitoring and Reporting of adverse drug reaction should be a part of comprehensive health care provided to the patients. This letter stresses on the need for the health care professional to report and monitor the adverse drug reactions.


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