Preoperative oral zinc tablet decreases incidence of postoperative sore throat

Background and Aims: Postoperative sore throat (POST) is very frequently reported after endotracheal intubation. Zinc lozenge has been shown to reduce POST. The aim of this study was to evaluate the effect of dispersible zinc tablet on POST. Methods: Eighty-eight patients undergoing surgery with end...

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Main Authors: Tanmay Sarkar, Tanuka Mandal
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2020-01-01
Series:Indian Journal of Anaesthesia
Subjects:
Online Access:http://www.ijaweb.org/article.asp?issn=0019-5049;year=2020;volume=64;issue=5;spage=409;epage=414;aulast=Sarkar
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author Tanmay Sarkar
Tanuka Mandal
author_facet Tanmay Sarkar
Tanuka Mandal
author_sort Tanmay Sarkar
collection DOAJ
description Background and Aims: Postoperative sore throat (POST) is very frequently reported after endotracheal intubation. Zinc lozenge has been shown to reduce POST. The aim of this study was to evaluate the effect of dispersible zinc tablet on POST. Methods: Eighty-eight patients undergoing surgery with endotracheal intubation were randomly allocated into two groups, to either receive dispersible zinc tablet 40 mg (zinc group) or placebo tablet (control group), 30 min preoperatively. Assessment for incidence and severity was performed for POST, on a 4-point scale (0–3) at 0, 30 min, 2, 4, and 24 h postoperatively. The primary outcome was incidence of POST at 4 h postoperatively. Secondary outcome was severity of POST at the 5 evaluation time points postoperatively. Mann–Whitney U test, Fisher's exact, and Chi-square test were used as applicable. Results: At 4 h, there was a significantly lower incidence of POST in zinc group (6.8%) than the control group (31.8%) with a P value of 0.003. Three patients in placebo group complained of severe POST compared to none in the zinc group. The severity of POST was significantly lower in Zinc group than Placebo group at 0 min (P = 0.003), 30 min (P = 0.002), 2 h (P < 0.001), and 4 h (P = 0.001). Conclusion: Preoperative administration of 40 mg dispersible zinc tablet effectively reduces the incidence and severity of POST in the immediate postoperative period.
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spelling doaj.art-2d66f27439b440b59d9ec67dd58d75862022-12-22T01:29:38ZengWolters Kluwer Medknow PublicationsIndian Journal of Anaesthesia0019-50490976-28172020-01-0164540941410.4103/ija.IJA_959_19Preoperative oral zinc tablet decreases incidence of postoperative sore throatTanmay SarkarTanuka MandalBackground and Aims: Postoperative sore throat (POST) is very frequently reported after endotracheal intubation. Zinc lozenge has been shown to reduce POST. The aim of this study was to evaluate the effect of dispersible zinc tablet on POST. Methods: Eighty-eight patients undergoing surgery with endotracheal intubation were randomly allocated into two groups, to either receive dispersible zinc tablet 40 mg (zinc group) or placebo tablet (control group), 30 min preoperatively. Assessment for incidence and severity was performed for POST, on a 4-point scale (0–3) at 0, 30 min, 2, 4, and 24 h postoperatively. The primary outcome was incidence of POST at 4 h postoperatively. Secondary outcome was severity of POST at the 5 evaluation time points postoperatively. Mann–Whitney U test, Fisher's exact, and Chi-square test were used as applicable. Results: At 4 h, there was a significantly lower incidence of POST in zinc group (6.8%) than the control group (31.8%) with a P value of 0.003. Three patients in placebo group complained of severe POST compared to none in the zinc group. The severity of POST was significantly lower in Zinc group than Placebo group at 0 min (P = 0.003), 30 min (P = 0.002), 2 h (P < 0.001), and 4 h (P = 0.001). Conclusion: Preoperative administration of 40 mg dispersible zinc tablet effectively reduces the incidence and severity of POST in the immediate postoperative period.http://www.ijaweb.org/article.asp?issn=0019-5049;year=2020;volume=64;issue=5;spage=409;epage=414;aulast=Sarkarzincpostoperative sore throattracheal intubationdispersible tablet
spellingShingle Tanmay Sarkar
Tanuka Mandal
Preoperative oral zinc tablet decreases incidence of postoperative sore throat
Indian Journal of Anaesthesia
zinc
postoperative sore throat
tracheal intubation
dispersible tablet
title Preoperative oral zinc tablet decreases incidence of postoperative sore throat
title_full Preoperative oral zinc tablet decreases incidence of postoperative sore throat
title_fullStr Preoperative oral zinc tablet decreases incidence of postoperative sore throat
title_full_unstemmed Preoperative oral zinc tablet decreases incidence of postoperative sore throat
title_short Preoperative oral zinc tablet decreases incidence of postoperative sore throat
title_sort preoperative oral zinc tablet decreases incidence of postoperative sore throat
topic zinc
postoperative sore throat
tracheal intubation
dispersible tablet
url http://www.ijaweb.org/article.asp?issn=0019-5049;year=2020;volume=64;issue=5;spage=409;epage=414;aulast=Sarkar
work_keys_str_mv AT tanmaysarkar preoperativeoralzinctabletdecreasesincidenceofpostoperativesorethroat
AT tanukamandal preoperativeoralzinctabletdecreasesincidenceofpostoperativesorethroat