Comparison of the effects of Dexamethasone and Ondansetron on the Reduction of Postoperative Nausea and Vomiting following Cesarean Section under Spinal Anesthesia

2020 ◽  
Vol 15 ◽  
Author(s):  
Arash karimi ◽  
Jahanbakhsh Nejadi ◽  
Mahnaz Shamseh ◽  
Nooshin Ronasi ◽  
Mehdi Birjandi

Background: Postoperative nausea and vomiting (PONV) is a common complication associated with the use of anesthesia. Several antiemetics are used to reduce the incidence and severity of PONV. The aim of this study is to investigate the role of dexamethasone and ondansetron to treat PONV in patients undergoing cesarean section (c-section) under spinal anesthesia. Methods: This double-blind clinical trial study was performed on patients who were referred to the operating room of Haji Karim Asali Hospital of Khorramabad for elective cesarean section in 2016-17. Upon meeting the inclusion criteria, patients were allotted into two groups (n=60). Group A received 8mg of dexamethasone and group B received 4mg of ondansetron after spinal anesthesia. The Visual Analog Scale (VAS) questionnaire and Depression-Anxiety-Stress Scale (DASS) questionnaire was used for the analysis. Patients with mild to moderate stress, anxiety, and depression were included in the study. Data were analyzed using SPSS 16 software. Results: There was no difference in the demographic data of the two groups. The mean severity of nausea in group A was significantly higher than in group B. The frequency of vomiting in group A was 20 times higher than group B, which was found to be statistically significant, p = 0.018. Concerning the type of delivery with the frequency of nausea, the results showed that the frequency of nausea in group A was 3.24 times higher than group B, however, this difference was not statistically significant, p = 0.106. Conclusion: Based on the results of this study, ondansetron had a significant effect on the alleviation of postoperative nausea and vomiting, as compared to dexamethasone in c-section surgical candidates.

Author(s):  
Priti Kumar ◽  
Sangeeta Arya ◽  
Sushil Kr. Singh ◽  
Sunil Kumar

Background: Cesarean section is the commonest procedure in Obstetric practice and postoperative pain can be a major factor for wound healing as well as mother and baby bonding. Spinal anesthesia is considered to be safest and easiest modality for cesarean section cases. Bupivacaine is the commonest drug given in spinal anesthesia, but many additive drugs have been introduced to cover post-operative analgesia. Clonidine is an alpha 2 agonist which can be used as an adjunct to heavy bupivacaine to extend analgesic effects.Methods: A randomized double-blind study was performed in 100 women undergoing elective cesarean section under spinal anaesthesia. After proper informed written consent patient undergoing cesarean section were divided by computerized method into group A (Given 10.0 mg 0.5% hyperbaric Bupivacaine) and Group B (Given 9.0 mg 0.5% hyperbaric bupivacaine and 30 μg clonidine).Results: Intraoperative hypotension is the most worrisome factor but it is transient and can be managed by ephedrine effectively. Intraoperative nausea and vomiting are slightly higher with clonidine as occurrence of hypotension is more. VAS scoring in post-operative period was better and need of first analgesic dose was much delayed in women been given clonidine with bupivacaine.Conclusions: Clonidine can be considered as adjunct in spinal anesthesia to extend post-op analgesic cover. 


Author(s):  
Ebrahim Hassani ◽  
Nazli Karami ◽  
Asma Hassani ◽  
Leila Hassani ◽  
Veghar Ashraf

Nausea, and vomiting are common complications in women undergoing cesarean section with spinal anesthesia. This study aimed to compare the propofol, dexamethasone, and ondansetron effects on nausea and vomiting. In this double-blind, randomized clinical trial study, 120 women aged 15 to 35 years candidates for cesarean section under spinal anesthesia were enrolled. Patients were randomly divided into four groups (three-drug groups and control group). Patients received 0.05 mg/kg ondansetron (group O), 0.1 mg/kg dexamethasone (group D), 0.2 mg/kg propofol (group P) and normal saline in controls (group C). Nausea and vomiting in recovery and 6 hours after surgery compared between groups. In recovery and 6 hours after surgery, both nausea and vomiting were the highest in group C while they were lowest in group O. the frequency of nausea was 11(36.7%) in both recovery and 6 hours after surgery, and the frequency of vomiting was 12(40%) and 10(33.3%) in the recovery and 6 hours after surgery respectively. Among three drug groups, nausea and vomiting were higher in group D in both the recovery room and 6 hours after surgery. The frequency of vomiting was 10 (33.3%) and 5 (16.7%) in recovery and 6 hours after surgery in group D, respectively. These differences were statistically significant between the four groups (P<0.05). The preventive effect of dexamethasone is not very useful in both periods. Therefore, it can be recommended that in the short period after surgery, propofol has a beneficial effect in preventing postoperative nausea and vomiting.


2014 ◽  
Vol 24 (2) ◽  
pp. 60-64
Author(s):  
M Younus Ali ◽  
Raihan Uddin ◽  
Amirul Islam ◽  
Mustafa Kamal ◽  
SM Rafiqul Islam ◽  
...  

Background Postoperative nausea and vomiting after laparoscopic cholecystectomy under general anaesthesia are an unpleasant,distressing effects. Prophylactic use of dexamethesone reducing this effects. Objective This study was designed to compare of dexamethasone and ondansetron for prevention of postoperative nausea and vomiting after laparoscopic cholecystectomy. Methods Sixty patients who underwent laparoscopic cholesystectomy were randomly allocated into two groups. Group A(n=30) patients received 8mg dexamehtasone intravenously and Group B(n=30) patients received 8mg ondansetron intravenously one minute before induction of anaesthesia. All patients received standard general anaesthesia.Perioperative vital signs and postoperative nausea and vomiting were recorded. Results The incidence of nausea was 13.4% in group A, 16.7% in group B(p>0.05) and vomiting was 6.6% in Group A, 13.4% in group B(p>0.05). The difference among the groups was not statistically significant. Conclusion Intravenous dexamethasone was better to ondansetron in prevention of postoperative nausea and vomiting after laparoscopic cholecystectomy. DOI: http://dx.doi.org/10.3329/jbsa.v24i2.19803 Journal of Bangladesh Society of Anaesthesiologists 2011; 24(2): 60-64


2020 ◽  
Vol 2020 ◽  
pp. 1-6
Author(s):  
Abere Tilahun Bantie ◽  
Wosenyeleh Admasu ◽  
Sintayehu Mulugeta ◽  
Abera Regassa Bacha ◽  
Desalegn Getnet Demsie

Background. Postoperative nausea and vomiting (PONV) remain as common and unpleasant and highly distressful experience following ear, nose, and throat surgery. During ENT surgery, the incidence of PONV could be significantly reduced in patients who receive dexamethasone and propofol as prophylaxis. However, the comparative effectiveness of the two drugs has not been assessed. The aim of this study was to compare the effectiveness of propofol and dexamethasone for prevention of PONV in ear, nose, and throat surgery. Methods. This study was conducted in 80 patients, with ASA I and II, aged 18–65 years, and scheduled for ENT surgery between December 20, 2017, and March 20, 2018. Patients were randomly assigned to Group A and Group B. Immediately after the procedure, Group A patients received single dose of intravenous (IV) dexamethasone (10 mg/kg) and Group B patients were given propofol (0.5 mg/kg, IV), and equal follow-up was employed. The incidence of PONV was noted at 6th, 12th, and 24th hour of drug administration. Independent t-test and Mann–Whitney test were used for comparison of symmetric numerical and asymmetric data between groups, respectively. Categorical data were analyzed with the chi-square test, and p value of < 0.05 was considered as level of significance. Results. The incidences of PONV throughout the 24-hour postoperative period were 35% in the propofol group and 25% in the dexamethasone group. Statistical significance was found in incidence of PONV (0% versus 22.5%) and use of antiemetic (0% versus 5%) between dexamethasone and propofol groups, respectively, at 12–24 hours. Over 24 hours, 5% in dexamethasone group and 12.5% in propofol group developed moderate PONV, while none of the participants felt severe PONV. Conclusions. Dexamethasone was more effective than propofol to prevent PONV with lower requirements of rescue antiemetics.


2021 ◽  
Vol 17 (3) ◽  
pp. 222-226
Author(s):  
Anum Malik ◽  
Arshad Shahani ◽  
Jawad Zahir ◽  
Hassam Zulfiqar ◽  
Tabassum Aziz

Objective: To compare the efficacy of dexamethasone 8mg versus ondansetron 4mg in preventing postoperative nausea and vomiting (PONV) in patients undergoing laparoscopic cholecystectomy Methodology: This quasi-experimental study was conducted at the Department of Anaesthesia and Intensive Care, Holy Family Hospital from 29th July 2018 to 28th January 2019.  Anesthesia was induced with propofol (2mg/kg IV) and Atracurium (0.5 mg/kg IV) was given to facilitate tracheal intubation. Nalbuphine (0.2mg/kg) was used as analgesic.Patients were randomly divided into two groups. Patients in Group A received 4mg ondansetron at end of surgery and Group B received 8mg dexamethasone at induction. Results: A total of 90 patients were included according to the inclusion criteria of the study. The mean age (years) in the study was 37.11+10.60 years. Frequency and percentage of nausea (up to 24 hours) among both the groups was 28 (62.2) and 28 (62.2) respectively (p-value = 1.0) while the frequency and percentage of vomiting (within 24 hours after extubation) was 28 (62.2) and 27 (60.0) respectively (p-value = 0.829) Conclusion: The study concluded that there was no significant difference dexamethasone and ondansetron in preventing postoperative nausea and vomiting.


2009 ◽  
Vol 21 (1) ◽  
pp. 43-49
Author(s):  
Md Rafiqul Hasan Khan ◽  
SN Samad Choudhury

Pregnancy & operation both causes anxiety. Excessive anxiety & noncompliance with fasting can increase gastric volume & predispose patients to postoperative nausea & vomiting. Prevention rather than treatment of postoperative nausea and vomiting should be the anesthetist's aim. It was a prospective double blind comparative study of 60 parturient scheduled for elective caesarean section under subarachnoid block to see the effect of anxiolytic drug on per & PONV in LUCS. We have carried out comparative study with alprazolum as anxiolytic agent & compared the action of Ondansetron with Ondansetron +alprazolum. Parturient at term or elective caesarean section included in the study were ASA grade I & II. A total of 60 cards, 30 in each group were prepared by another person who was blind for the study. Every parturient was allowed to draw one card and grouped accordingly. Group A: Inj. Ondansetron (8mg), Group B: Oral alprazolum (0.25mg) +inj. ondansetron (8mg). After 20 minutes of prehydration under all aseptic precaution lumber puncture was performed with 25 gauge Quincke's needle in the L3-L4 or L4-L5 space in sitting position and 0.5% Hyperbaric Bupivacaine 2.5 ml (12.5 mg.) was injected within 10-12 sec. Immediately after administration of spinal anaesthesia fetal heart rate was noted for any changes in pulse rate, blood pressure, rate of respiration, discomfort and occurrence of side effects: shivering, nausea, vomiting was recorded every 2 minute for first 10 minutes, then at 10 minutes interval for remainder of the operation. Per operative monitoring such as ECG, continuous SpO2, non invasive arterial blood pressure was recorded each two minutes interval from time of intrathecal injection up to 10 minutes and then at 10 minutes interval until the end of operation. In the recovery room postoperative analgesia was provided with injection ketorolac tromethamine 30 mg IM on complaining pain and repeated in all patients if necessary. Presence of nausea and vomiting patients were interviewed at one hourly over the first 3 hours then at 3 hourly up to 24 hours postoperative period. Rescue antiemetic of prochlorparazine 10 mg I/M was given if vomiting occurs once, nausea for 10 minutes or at the patient request. Rest other parameters as for example; heart rate, BP, respiration and SpO2 were also recorded at same interval. Patients were carefully observed for any adverse effects like headache, flushing, drowsiness or any other symptoms. In the present study incidence of nausea and vomiting in group-A was one and in group-B was zero. Regarding hemodynamic changes (Pulse, Blood pressure) SpO2, respiratory changes, during operation and 24 hours post operative period in some occasions significant changes were observed (P<0.05) but in other occasions no significant changes occur. No other adverse effect like headache, constipation and flushing during operation and 24 hours postoperative period were observed in this study. In this study we have found that Ondansetron reduces peroperative and postoperative nausea and vomiting. But addition of Alprazolum (an anxiolytic) to Ondansetron, the chance of nausea and vomiting was less.   Journal of BSA, Vol. 21, No. 1, January 2008 43-49


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