Patient-Controlled Analgesia (PCA) with Remifentanil Versus Intermittent Epidural Boluses for Labor Analgesia

2017 ◽  
Vol 71 (2) ◽  
pp. 99-104
Author(s):  
Dafina Karadjova ◽  
Mirjana Shosholcheva ◽  
Atanas Sivevski ◽  
Emilija Ivanov ◽  
Ivo Kjaev ◽  
...  

Abstract Introduction. Remifentanil is becoming more and more popular for labor analgesia as an alternative for neuro-axial anesthesia. In this study we compared the severity of pain, patient satisfaction and side effects between two different types of labor analgesia. Methods. Eightyprimiparous patients ASA I or II, atterm pregnancy, were included in the study and divided in two groups. The first group (35 patients) received intravenous remifentanil on patient control pump in bolus doses. The second group (45 patients) received intermittent epidural boluses with highly diluted local anesthetic and opioid (Bupivacain and Fentanil). We analyzed oxygen saturation (SpO2), respiration rate, heart rate, blood pressure, sedation, nausea and vomiting as well as patient pain scores and satisfaction scores through 2 different VAS. Results. Mean SpO2 was significantly lower in the PCA remifentanil group 96.2%±1.6 versus 98.2±1.2 in the epidural group. Respiratory depression (RR<9 or SpO2 <90%) was not found in both groups. Sedation scores were significantly higher in the PCA remifentanil group, P<0.05. Incidence of nausea and vomiting was similar between the two groups, without significant difference. PCA remifentanil was inferior to epidural analgesia with respect to pain scores at all time points, but without significant difference in patient satisfaction between the two groups. Conclusion. Intravenous patient-controlled analgesia with remifentanil provides satisfactory level of labor analgesia, with lower SpO2 and more sedation. It could be an excellent alternative to epidural analgesia but continuous monitoring and oxygen supply is mandatory.

PRILOZI ◽  
2019 ◽  
Vol 40 (3) ◽  
pp. 99-108
Author(s):  
Dafina Karadjova ◽  
Mirjana Shosholcheva ◽  
Еmilija Ivanov ◽  
Аtanas Sivevski ◽  
Ivo Kjaev ◽  
...  

Abstract Introduction: Epidural analgesia is considered a gold standard in obstetric anaesthesia and analgesia. However, in situation when it is contraindicated, unwanted by the patient or simply unavailable, remifentanil can be an excellent alternative. The goal of our study is to analyse the side effects of intravenous patient-controlled analgesia (IV PCA) with remifentanil compared with epidural analgesia during delivery. Material and methods: This study included 155 pregnant women in term for birth, divided into 2 groups: a remifentanil group (RG), and an epidural group (EG). Patients in the RG received intravenous PCA with remifentanil, while patients in the ЕG received epidural analgesia with programmed intermittent bolus dosing. Our primary outcome was maternal safety; the secondary outcome was neonatal safety. Results: The results present a significantly lower SaO2 value of the parturients in the RG (96.95 ± 1.4 vs 98.22 ± 0.6), and a significantly higher respiratory rate per minute in the EG at all time points after the onset of analgesia (20.85 ± 1.4 vs 18.67 ± 0.9). There was more frequent sedation, nausea and vomiting in the RG, while in the EG there was a more elevated temperature, itching and irregularities in the CTG record. Regarding the newborn, there was no significant difference between the two groups in the Apgar scores, pH, pCO2, pO2, and bicarbonate, while there was a significantly lower value of the base excess in the RG group. Conclusion: PCA with remifentanil is safe for the mother, foetus and the newborn, with minimal side effects. Continuous respiratory monitoring, oxygen supply and following of all consensus recommendations are mandatory.


2019 ◽  
Vol 8 (12) ◽  
pp. 2188
Author(s):  
Jin Sun Cho ◽  
Sang Wun Kim ◽  
Sugeun Lee ◽  
Young Chul Yoo

Patients undergoing laparoscopic gynecologic surgery and receiving postoperative analgesia with opioids have a high risk of postoperative nausea and vomiting (PONV). We compared the antiemetic efficacy of three doses of ramosetron in this high-risk population. In this prospective, double-blind trial, 174 patients randomly received ramosetron 0.3 mg (R0.3 group; n = 58), 0.45 mg (R0.45 group; n = 58), or 0.6 mg (R0.6 group; n = 58) at the end of surgery. The primary outcome was the incidence of PONV during the first postoperative 48 h. Nausea severity, pain scores, adverse events, and patient satisfaction (1–4; 4, excellent) were assessed. The incidence of PONV was not different between groups (35%, 38%, and 35% in R0.3, R0.45, and R0.6 groups; p = 0.905). Nausea severity, pain scores, and incidence of adverse events (dizziness, headache, or sedation) were similar between groups. Compared to the R0.3 group, the R0.45 and R0.6 groups had lower incidence of premature discontinuation of fentanyl-based patient-controlled analgesia primarily because of intractable PONV (9% and 5% vs. 24%; p = 0.038), and higher satisfaction scores (3.4 ± 0.8 and 3.3 ± 0.7 vs. 2.4 ± 0.9; p = 0.005). Compared to ramosetron 0.3 mg, ramosetron 0.45 and 0.6 mg did not reduce PONV, but reduced premature discontinuation of patient-controlled analgesia and increased patient satisfaction, without increasing adverse events.


Author(s):  
Peijun Zhang ◽  
Zhiqiang Yu ◽  
Meili Zhai ◽  
Jian Cui ◽  
Jianbo Wang

<b><i>Purpose:</i></b> The study was aimed to systematically assess the effect and safety of remifentanil patient-controlled analgesia (rPCA) versus epidural analgesia (EA) during labor. <b><i>Methods:</i></b> Eligible trials were retrieved from PubMed, EMBASE, ScienceDirect, and Cochrane Library before April 2020. The primary outcomes were patient satisfaction with pain relief and average visual analog scale (VAS) pain scores during labor; the secondary outcomes were rate of spontaneous delivery, oxygen desaturation, maternal hyperthermia, and neonatal Apgar scores &#x3c;7 at 1 and 5 min. <b><i>Results:</i></b> Eleven studies involving 3,039 parturients were included. We found that parturients receiving rPCA were similarly satisfied with pain relief compared to those receiving EA (standardized mean difference: −0.19; 95% confidence interval [CI]: −0.57, 0.18), though had significantly higher VAS pain scores during labor (weighted mean difference: 1.41; 95% CI: 0.32, 2.50). The rate of spontaneous delivery was comparable. rPCA increased the risk of maternal oxygen desaturation (risk ratio [RR]:3.23, 95% CI: 1.98, 5.30). There was no statistical significance regarding hyperthermia (RR: 0.49, 95% CI: 0.24, 1.01). No significant difference was found for neonatal Apgar scores &#x3c;7 at 1 and 5 min. <b><i>Conclusion:</i></b> rPCA could be an optional alternative for pain relief to EA without worsening maternal satisfaction with pain relief, delivery modes, or neonatal morbidity. However, rPCA was associated with higher pain intensity during labor and higher incidence of maternal oxygen desaturation. The routine use of rPCA in labor must be armed with close respiratory monitoring. Continued well-designed studies are required to provide more robust evidence.


1992 ◽  
Vol 20 (1) ◽  
pp. 15-20 ◽  
Author(s):  
M. J. Paech

A randomised, single-blind study was conducted among 52 gravida in active labour, to investigate two variants of patient-controlled epidural analgesia — bolus only versus bolus plus infusion. Patient-controlled analgesia variables, using an epidural solution of 0.125% bupivacaine plus fentanyl 3 mcg per ml, were a 4 ml incremental bolus with 15 minute lockout, plus or minus a 4 ml per hour infusion. Up to three additional staff-administered supplements of 0.5% bupivacaine 4 ml (20 mg) were allowed. There was no significant difference between groups with respect to pain relief, supplementary boluses required, satisfaction, side-effects or details of patient-controlled epidural analgesia, with the exception of greater fentanyl usage in the bolus plus infusion group (P < 0.003). Both groups had high quality analgesia, low rates of bupivacaine usage and were highly satisfied. However, under the conditions of the study, the addition of a continuous background infusion to self-administration conferred no benefit.


Author(s):  
Nabanita Das ◽  
Usha Shukla ◽  
Dheer Singh ◽  
Urvashi Yadav

Background: Patients undergoing caesarean section need to be alert, comfortable and mobile in order to take care of their babies, for which they must be pain free in post operative period. The aim of present study is to compare the analgesic efficacy of TAP block with local anaesthetic infiltration specifically in LSCS patients in reducing patient pain postoperatively, as well as to decrease the analgesic requirements.Methods: The study population consisted of 60 patients posted for elective and emergency caesarean section. They were blindly divided into two groups of 30 patients each. Group T received 40ml 0.25% Ropivacaine in Transverses abdominis plane (TAP) block for postoperative analgesia and group I received 40ml 0.25% ropivacaine as infiltration at incision site for postoperative analgesia. Patients were observed for numeric pain score NPS, analgesic requirements, total analgesic consumption and adverse effects if any.Results: There was highly significant difference in numeric pain scores at 2nd, 6th, 12th and 24th hours (p<0.0001). Both the time for first rescue analgesic and total amount of analgesic consumed are statistically significant (p<0.0001).Conclusions: TAP block is an effective postoperative analgesic procedure for post caesarean section patients.


Author(s):  
Demet Laflı Tunay ◽  
Murat Türkeün Ilgınel ◽  
Hakkı Ünlügenç ◽  
Merthan Tunay ◽  
Feride Karacaer ◽  
...  

The analgesic benefit of melatonin and vitamin C as primary or adjuvant agents has been reported in various studies; however, their analgesic effects in the treatment of postoperative pain remain unclear. Thus, we aimed to evaluate the effect of single preoperative dose of oral melatonin or vitamin C administration on postoperative analgesia. In this study, we recruited 165 adult patients undergoing elective major abdominal surgery under general anesthesia. Patients were randomly divided into three equal (n = 55) groups. One hour before surgery, patients received orally melatonin (6 mg) in group M, vitamin C (2 g) in group C, or a placebo tablet in group P. Pain, sedation, patient satisfaction, total morphine consumption from a patient-controlled analgesia device, supplemental analgesic requirement, and the incidence of nausea and vomiting were recorded throughout 24 h after surgery. The mean pain score and total morphine consumption were found significantly lower in both M and C groups compared with group P (p < 0.001). There were no significant differences between group M and C with respect to pain scores (p = 0.117) and total morphine consumption (p = 0.090). Patients requested less supplemental analgesic and experienced less nausea and vomiting in groups M and C compared with group P. In conclusion, preoperative oral administration of 6 mg melatonin or 2 g vitamin C led to a reduction in pain scores, total morphine consumption, supplemental analgesic requirement, and the incidence of nausea and vomiting compared with placebo.


1998 ◽  
Vol 88 (2) ◽  
pp. 355-361 ◽  
Author(s):  
Craig M. Palmer ◽  
Randall C. Cork ◽  
Richard Hays ◽  
Gretchen Van Maren ◽  
Diane Alves

Background This study determined the dose-response relation of intrathecal fentanyl for labor analgesia and described the onset, duration, and quality of analgesia when used as the sole analgesic. Methods Eighty-four parturients in active labor who requested analgesia were randomized to one of seven treatment groups. They received 5-45 microg intrathecal fentanyl as part of a combined spinal-epidural technique. Visual analog pain scores were recorded before and at intervals after injection patients requested additional analgesia. The occurrence and severity of pruritus, nausea, and vomiting were also recorded. Maternal blood pressure was recorded before injection and at intervals after injection. Fetal heart rate was recorded before and 30 min after injection. Results By 5 min after injection, pain scores were significantly different among groups (P &lt; 0.001). Mean duration of analgesia increased to 89 min as the dose increased to 25 microg. Maternal diastolic blood pressure was significantly lower 10 and 30 min after injection. There was no difference among groups in the incidence of pruritus; nausea and vomiting were uncommon. Fetal heart rates did not change after injection. A dose-response curve indicates that the median effective dose of intrathecal fentanyl for labor analgesia is 14 microg (95% confidence interval, 13-15 microg). Conclusions Intrathecal fentanyl produces rapid, profound labor analgesia with minimal side effects. These data indicate that there is little benefit to increasing the dose beyond 25 microg when it is used as the sole agent for intrathecal labor analgesia.


2015 ◽  
Vol 94 (9) ◽  
pp. 1014-1021 ◽  
Author(s):  
Sascha Frauenfelder ◽  
Rita van Rijn ◽  
Celine M. Radder ◽  
Myrtille C. de Vries ◽  
Lea M. Dijksman ◽  
...  

1996 ◽  
Vol 24 (6) ◽  
pp. 665-668 ◽  
Author(s):  
G. A. Turner ◽  
N. Anson ◽  
R. Williamson

The analgesic effects of 30 mg of intramuscular ketorolac were compared with those of rectal indomethacin in 100 mg and 200 mg doses in 66 patients in a single-blinded trial. Pain scores and the incidence of nausea and vomiting were assessed at 30, 60 and 120 minutes postoperatively, at discharge (4 hours) and on the evening of surgery. Area under the curve of pain scores versus time for pain at 30, 60 and 120 minutes postoperatively was significantly lower in the ketorolac group compared to indomethacin 100 mg and 200 mg groups. There were no significant differences in the pain scores at discharge or at home on the evening of surgery. At 60 minutes post-operatively there was significantly more nausea and vomiting in the indomethacin 200 mg group; at all other time-points there was no significant difference between the groups with regard to nausea and vomiting. The power of the study to determine the significance of side-effects between the groups was low.


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