Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India

Background: Hydroxychloroquine (HCQ) had generated considerable interest for coronavirus disease 2019 (COVID-19) prophylaxis. We conducted a prospective observational study at a tertiary care hospital in India, with dedicated COVID-19 care facilities. Objectives: Primary objective was incidence of a...

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Main Authors: Harshith B Kadnur, Anivita Aggarwal, Manish Soneja, Komal Singh, Ankit Mittal, Neeraj Nischal, Praveen Tirlangi, Adil Rashid Khan, Devashish Desai, Ankesh Gupta, Arvind Kumar, Pankaj Jorwal, Ashutosh Biswas, Ravindra Mohan Pandey, Naveet Wig, Randeep Guleria
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2022-01-01
Series:Journal of Family Medicine and Primary Care
Subjects:
Online Access:http://www.jfmpc.com/article.asp?issn=2249-4863;year=2022;volume=11;issue=3;spage=1140;epage=1145;aulast=Kadnur
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author Harshith B Kadnur
Anivita Aggarwal
Manish Soneja
Komal Singh
Ankit Mittal
Neeraj Nischal
Praveen Tirlangi
Adil Rashid Khan
Devashish Desai
Ankesh Gupta
Arvind Kumar
Pankaj Jorwal
Ashutosh Biswas
Ravindra Mohan Pandey
Naveet Wig
Randeep Guleria
author_facet Harshith B Kadnur
Anivita Aggarwal
Manish Soneja
Komal Singh
Ankit Mittal
Neeraj Nischal
Praveen Tirlangi
Adil Rashid Khan
Devashish Desai
Ankesh Gupta
Arvind Kumar
Pankaj Jorwal
Ashutosh Biswas
Ravindra Mohan Pandey
Naveet Wig
Randeep Guleria
author_sort Harshith B Kadnur
collection DOAJ
description Background: Hydroxychloroquine (HCQ) had generated considerable interest for coronavirus disease 2019 (COVID-19) prophylaxis. We conducted a prospective observational study at a tertiary care hospital in India, with dedicated COVID-19 care facilities. Objectives: Primary objective was incidence of adverse effects, secondary objective being efficacy in preventing COVID-19. Methods: Healthcare workers were recruited and grouped based on voluntary HCQ prophylaxis as per national guidelines. Side effects in HCQ group were graded in accordance with national cancer institute-common terminology criteria for adverse events (NCI-CTCAE) version 5.0. At 3–7-week follow-up, groups were compared for COVID-19 exposure, symptoms development and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RT-PCR results. Results: Among 358 participants recruited, 216 (60.3%) were males and mean age was 31.2 ± 6.6 years. Chemoprophylaxis was initiated by 258 (72%) participants. After loading dose, 7 (2.7%) reported grade 2 and 1 (0.4%) grade 3 adverse effects. Discontinuation of HCQ due to side effects was reported in 11 (4.3%) participants. Electrocardiogram was done by 50 (19.4%) participants on HCQ; no abnormalities were noted. A total of 106 (41%) among those taking and 63 (63%) among those not taking HCQ were tested for SARS-CoV-2 due to influenza-like illness or significant exposure. Among all participants, 25 (6.9%, 95% confidence interval [CI] 4.3–9.6) developed COVID-19 during the study period. In the group taking HCQ, 10 (3.9%) tested positive compared to 15 (15%) in the group not taking HCQ (P < 0.001). Odds ratio with HCQ intake was 0.34 (95% CI 0.13–0.83, P = 0.01) and the number needed to treat was 12. Conclusion: HCQ is safe at the recommended dose for pre-exposure prophylaxis of COVID-19.
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spelling doaj.art-f79a32137a44434a9f848e6654b6b80d2022-12-22T02:33:24ZengWolters Kluwer Medknow PublicationsJournal of Family Medicine and Primary Care2249-48632022-01-011131140114510.4103/jfmpc.jfmpc_1177_21Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from IndiaHarshith B KadnurAnivita AggarwalManish SonejaKomal SinghAnkit MittalNeeraj NischalPraveen TirlangiAdil Rashid KhanDevashish DesaiAnkesh GuptaArvind KumarPankaj JorwalAshutosh BiswasRavindra Mohan PandeyNaveet WigRandeep GuleriaBackground: Hydroxychloroquine (HCQ) had generated considerable interest for coronavirus disease 2019 (COVID-19) prophylaxis. We conducted a prospective observational study at a tertiary care hospital in India, with dedicated COVID-19 care facilities. Objectives: Primary objective was incidence of adverse effects, secondary objective being efficacy in preventing COVID-19. Methods: Healthcare workers were recruited and grouped based on voluntary HCQ prophylaxis as per national guidelines. Side effects in HCQ group were graded in accordance with national cancer institute-common terminology criteria for adverse events (NCI-CTCAE) version 5.0. At 3–7-week follow-up, groups were compared for COVID-19 exposure, symptoms development and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RT-PCR results. Results: Among 358 participants recruited, 216 (60.3%) were males and mean age was 31.2 ± 6.6 years. Chemoprophylaxis was initiated by 258 (72%) participants. After loading dose, 7 (2.7%) reported grade 2 and 1 (0.4%) grade 3 adverse effects. Discontinuation of HCQ due to side effects was reported in 11 (4.3%) participants. Electrocardiogram was done by 50 (19.4%) participants on HCQ; no abnormalities were noted. A total of 106 (41%) among those taking and 63 (63%) among those not taking HCQ were tested for SARS-CoV-2 due to influenza-like illness or significant exposure. Among all participants, 25 (6.9%, 95% confidence interval [CI] 4.3–9.6) developed COVID-19 during the study period. In the group taking HCQ, 10 (3.9%) tested positive compared to 15 (15%) in the group not taking HCQ (P < 0.001). Odds ratio with HCQ intake was 0.34 (95% CI 0.13–0.83, P = 0.01) and the number needed to treat was 12. Conclusion: HCQ is safe at the recommended dose for pre-exposure prophylaxis of COVID-19.http://www.jfmpc.com/article.asp?issn=2249-4863;year=2022;volume=11;issue=3;spage=1140;epage=1145;aulast=Kadnurcovid-19healthcare workershydroxychloroquinepre-exposure prophylaxissars-cov-2
spellingShingle Harshith B Kadnur
Anivita Aggarwal
Manish Soneja
Komal Singh
Ankit Mittal
Neeraj Nischal
Praveen Tirlangi
Adil Rashid Khan
Devashish Desai
Ankesh Gupta
Arvind Kumar
Pankaj Jorwal
Ashutosh Biswas
Ravindra Mohan Pandey
Naveet Wig
Randeep Guleria
Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India
Journal of Family Medicine and Primary Care
covid-19
healthcare workers
hydroxychloroquine
pre-exposure prophylaxis
sars-cov-2
title Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India
title_full Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India
title_fullStr Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India
title_full_unstemmed Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India
title_short Hydroxychloroquine pre-exposure prophylaxis for COVID-19 among healthcare workers: Initial experience from India
title_sort hydroxychloroquine pre exposure prophylaxis for covid 19 among healthcare workers initial experience from india
topic covid-19
healthcare workers
hydroxychloroquine
pre-exposure prophylaxis
sars-cov-2
url http://www.jfmpc.com/article.asp?issn=2249-4863;year=2022;volume=11;issue=3;spage=1140;epage=1145;aulast=Kadnur
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