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Premedication with sublingual buprenorphine for out-patient arthroscopy: reduced need for postoperative pethidine but higher incidence of nausea.

The effect of preoperative sublingual buprenorphine (B) on postoperative pain (VAS), the need for postoperative opioid injections and on time to discharge, was evaluated in a prospective randomised double-blind study. Forty ASA I-II patients scheduled for arthroscopy of the knee received premedication with 0.4 mg buprenorphine (group B) and 42 patients were given placebo (group P). Postoperatively, pethidine was given to patients with pain. Three of the 40 patients in group B vs 11 of the 42 in group P received pethidine (P < 0.05). In group B, however, 13 of the 40 patients complained of nausea, prolonging median time to discharge from 155 to 255 minutes (P < 0.05). In group P, 3 of the 42 patients were nauseated, P < 0.01, compared with group B. Time to discharge did not differ between the groups in patients without nausea. The median respiratory rate was significantly lower in group B, but no patient required ventilatory support. In conclusion, premedication with sublingual buprenorphine cannot be recommended for this procedure. It reduces the need for postoperative injections of pethidine but increases the incidence of postoperative nausea which prolongs the recovery time. Careful monitoring is also mandatory because of the possibility of respiratory depression.

Administration, Sublingual↗

Effect of P-6 acupressure on prevention of nausea and vomiting after epidural morphine for post-cesarean section pain relief.

BACKGROUND: Nausea and vomiting are important side effects following administration of epidural morphine for post-Cesarean section pain relief. Stimulation of the P-6 (Neiguan) acupoint is a traditional Chinese acupuncture modality used for antiemetic purpose; it has been found to be effective. The aim of this study was to evaluate the antiemetic effect of P-6 acupressure in parturients given epidural morphine for post-Cesarean section pain relief. METHOD: In a randomized, double-blind and controlled trial, sixty parturients receiving epidural morphine for post-Cesarean section pain relief were investigated. Parturients were allocated to receive the acupressure bands or placebo bands on the P-6 acupoint bilaterally before the administration of spinal anesthesia and were observed over a 48-hour study period. RESULTS: The incidence of nausea and vomiting was significantly decreased from 43% and 27% in the control group, to 3% and 0% in the acupressure group, respectively (P < 0.05). CONCLUSION: The results demonstrate that prophylactic use of acupressure bands bilaterally on the P-6 acupoint can significantly reduce incidence of nausea and vomiting after epidural morphine for post-Cesarean section pain relief.

Acupressure↗

Supplemental 80% oxygen does not attenuate post-operative nausea and vomiting after breast surgery.

BACKGROUND: Although supplemental oxygen has been shown to be as effective as ondansetron in the prevention of post-operative nausea and vomiting (PONV) in one study in abdominal surgery patients, the antiemetic efficacy of supplemental oxygen is controversial on the basis of studies with other patients. We compared the efficacy of 80% and 30% oxygen in decreasing PONV in breast surgery. Ondansetron was used as an active control. METHODS: Ninety patients were given a standardized sevoflurane anesthetic. They were randomly assigned to three groups: 30% oxygen in nitrogen and saline 2 ml intravenously (i.v.) at the end of surgery (group 30); 80% oxygen in nitrogen and saline 2 ml (group 80); and 30% oxygen in nitrogen and ondansetron 4 mg (group O). Oxygen was administered during surgery and up to 2 h after surgery. RESULTS: The incidence of total response (no retching or vomiting, no nausea) during the first 24 post-operative hours was not different between group 80 (17%) and group 30 (11%) but was higher in group O (43%) than in group 30 (P<0.05). Compared with group O, patients in group 80 experienced more vomiting during the study period 0-24 h (66% vs. 32%; P<0.05) and more nausea during the period 6-24 h (72% vs. 39%; P<0.05). There was no difference between the groups in their risk for PONV, pain scores, opioid consumption, or patient satisfaction. CONCLUSIONS: In this study, supplemental 80% oxygen administration failed to decrease PONV in breast surgery.

Adolescent↗

Haloperidol parenterally for treatment of vomiting and nausea from gastrointestinal disorders in a group of geriatric patients: double-blind, placebo-controlled study.

Twenty-eight geriatric residents of a nursing home participated in a double-blind study to compare the 12-hour therapeutic effectiveness of a single intramuscular injection (1.0 mg) of haloperidol with that of placebo for the relief of vomiting and nausea due to gastrointestinal disorders. Significantly fewer episodes of vomiting occurred in the haloperidol group than in the placebo group. Nausea also was less frequent in the haloperidol group. After four hours, symptoms recurred much more often in the placebo group. Global evaluations showed that a significantly greater number of haloperidol patients improved markedly than did those given placebo. There were no clinically significant changes in vital signs throughout the study in the haloperidol group. In 1 placebo patient the pulse rate was significantly increased; otherwise no adverse reactions were reported for this group. Thus, in a nursing-home population of geriatric patients who experienced vomiting and nausea due to gastrointestinal disorders, haloperidol administered parenterally proved to be a safe and highly effective antiemetic agent.

Age Factors↗

A pilot study on duodenal acid exposure and its relationship to symptoms in functional dyspepsia with prominent nausea.

BACKGROUND: Duodenal hypersensitivity to acid and decreased duodenal clearance of exogenous acid have been reported in functional dyspepsia (FD). However, the relevance of these abnormalities to spontaneous duodenal acid exposure and dyspeptic symptoms in FD is unknown. AIMS: To determine spontaneous duodenal acid exposure and its relationship with symptoms, duodenal sensitivity to acid, and the effects of a 5-HT(3) receptor antagonist on duodenal responses to acid in FD. METHODS: Eleven FD patients with prominent nausea and 11 healthy controls underwent 24-h ambulatory duodenal pH monitoring with assessment of dyspeptic symptoms. On the next day, duodenal bolus infusions of 5 ml of acid and normal saline were given in a randomized double-blind manner and repeated after ondansetron or a placebo. RESULTS: Nighttime duodenal acid exposure was similar, but FD patients had lower duodenal pH and higher duodenal % time (pH < 4) than controls during the daytime and in the second postprandial 2 h (p < 0.05). Seven patients (64%) with duodenal acid exposure above the normal range had higher severity scores for several dyspeptic symptoms including nausea. However, the symptom severity was poorly or weakly correlated to duodenal pH, and brief duodenal acid infusion did not affect any symptoms. Duodenal responses to exogenous acid were unaffected by 5-HT(3) receptor antagonism. CONCLUSIONS: Spontaneous duodenal acid exposure is increased in a subset of FD patients with prominent nausea, and this is associated with more severe dyspeptic symptoms. However, a direct relationship between duodenal acid exposure and symptom severity is lacking.

Adult↗

Use of intravenous steroids at induction of anaesthesia for adult tonsillectomy to reduce post-operative nausea and vomiting and pain: a double-blind randomized controlled trial.

OBJECTIVE: To assess the effectiveness of intravenous steroids at induction of anaesthetic to reduce post-operative nausea and vomiting and pain after adult tonsillectomy. DESIGN: Prospective, double-blind, randomized, placebo controlled trial, with ethical approval, following Consolidated Standards of Reporting Trials guidelines. SETTING: District General Hospital in Scotland, UK. PARTICIPANTS: Seventy-two adults between 16 and 70 years, American Association of Anaethetists (ASA) 1, listed for elective tonsillectomy. INTERVENTION: Single dose of either 10 mg of dexamethasone or 2 mL of saline after induction with a consistent anaesthetic technique. MAIN OUTCOME MEASURES: Patients filled in a visual analogue scale relating to pain and post-operative nausea and vomiting for the day of operation and 7 days after operation. The time to first ingestion of food and drink after operation was also noted. RESULTS: Data completion rate of 64% (46 of 72 patients enrolled). Statistically significant relative decrease (62%P = 0.001) in the incidence of post-operative nausea and vomiting was seen in those treated with dexamethasone. Statistically significant relative decrease (23%P = 0.016) in post-operative pain scores for the day of operation was seen in those treated with dexamethasone. Significant decrease (17.5%, P < 0.001) in mean pain score for seven post-operative days was seen in those treated with dexamethasone. No adverse effects were seen. CONCLUSIONS: Dexamethasone given as a single dose of 10 mg at induction of anaesthesia for adult tonsillectomy is an effective, safe and inexpensive method for reducing morbidity in adult tonsillectomy.

Adolescent↗

Oxytocin secretion in response to cholecystokinin and food: differentiation of nausea from satiety.

Administration of cholecystokinin (CCK) to rats caused a dose-dependent increase in plasma levels of the neurohypophyseal hormone oxytocin (OT). The OT secretion was comparable to that found in response to nausea-producing chemical agents that cause learned taste aversions. The effect of CCK on OT secretion was blunted after gastric vagotomy, as was the inhibition of food intake induced by CCK. Food ingestion also led to elevated plasma OT in rats, but CCK and aversive agents caused even greater OT stimulation. Thus, after administration of large doses of CCK, vagally mediated activation of central nausea pathways seems to be predominantly responsible for the subsequent decrease in food intake. Despite their dissimilar affective states, both nausea and satiety may activate a common hypothalamic oxytocinergic pathway that controls the inhibition of ingestion.

Animals↗

Postprandial antral hypomotility in patients with idiopathic nausea and vomiting.

The pathogenesis of idiopathic nausea and vomiting is poorly understood and could involve disorders of gut motility. The contractile activity of the stomach and small bowel was studied in 20 patients (seven men) with nausea and vomiting for longer than six months. None had previous gastric surgery, mechanical obstruction and metabolic causes were excluded. Fasting (four hours) and fed (up to two hours) contractile activity was recorded by a low compliance infusion system from the gastric antrum (four sites), the duodenum and the jejunum. Normal criteria were established in seven healthy controls. During fasting, from one to three (median 2) migrating motor complexes (MMC's) were present in patients and controls. Only two patients had contractile abnormalities during fasting. After a solid-liquid test meal, the contractility of the gastric antrum (quantified electronically as a cumulative motility index for 60 minutes) was significantly impaired in patients (p = 0.012). Six patients had normal qualitative and quantitative antral activity but two of them had 'phrase III-like fasting activity' in the small bowel after the test meal. Postprandial antral hypomotility was identified as a major abnormality in patients with unexplained nausea and vomiting.

Adult↗

Effects of ganoderma lucidum extract on chemotherapy-induced nausea and vomiting in a rat model.

Chemotherapy is highly cytotoxic, causing a number of severe adverse effects such as nausea and vomiting. Herbal medicines, which can often be used on a daily basis for prolonged treatment, may be clinically beneficial. Ganoderma lucidum or Lingzhi mushroom has been recognized as a remedy in treating a number of medical conditions, including balancing immunity and decreasing drug-induced side effects. It has been shown that rats react to emetic stimuli, like the chemotherapy agent cisplatin, by increased consumption of kaolin, known as pica; and this rat model has been utilized to evaluate novel anti-emetic compounds. In this study, we evaluated the effects of a G. lucidum extract (SunRecome, the most commonly used Lingzhi mushroom extract in China) in attenuating cisplatin-induced nausea and vomiting in the rat pica model. We observed that intraperitoneal cisplatin injection caused a significant increase in kaolin intake at 24, 48, 72 and 96 hours, reflecting cisplatin's nausea and vomiting action. This cisplatin-induced kaolin intake dose-dependently decreased after 1, 3 and 10 mg/kg G. lucidum extract injection (p < 0.01). In addition, there was a significant reduction of food intake after cisplatin. The cisplatin-induced food intake reduction improved significantly after G. lucidum extract administrations in a dose-related manner (p < 0.01), suggesting a supportive effect of the extract on general body condition. Future controlled clinical trials are needed to evaluate the safety and effectiveness of this herbal medication.

Animals↗

Vasopressin release in response to nausea-producing agents and cholecystokinin in monkeys.

Administration of lithium chloride and copper sulfate to adult monkeys caused marked elevations in plasma vasopressin (AVP) levels without significant increases in plasma oxytocin (OT) levels. Emesis was produced in five of the seven animals given these agents, in support of nausea as the main stimulus to AVP release. A similar pattern of AVP release without OT release was found after administration of cholecystokinin (CCK). Although most monkeys vomited in response to 10 micrograms/kg of CCK, a significant increase in plasma AVP levels also was produced with a dose of 1 microgram/kg, which did not produce emesis in any animal. These findings are in marked contrast with previous results in rats, which indicated that lithium chloride, copper sulfate, and CCK each stimulated OT rather than AVP release. Despite this interspecies difference, the significant neurohypophysial hormone secretion in response to both nausea-producing agents and CCK suggests that AVP secretion in monkeys, similar to OT secretion in rats, might reflect activation of central pathways mediating nausea and/or inhibition of food intake, even when overt illness is not produced.

Animals↗

Effects of menstrual cycle on postoperative analgesic requirements, agitation, incidence of nausea and vomiting after gynecological laparoscopy.

BACKGROUND: Several studies have suggested that the menstrual cycle has an impact on postoperative nausea and vomiting (PONV). No previous study has evaluated the effect of the menstrual cycle on the incidence of postoperative agitation and analgesic/antiemetic requirements. METHODS: On the basis of the phase of the menstrual cycle [pre+/-menstrual (Pd 25-6), early follicular phase (Pd 8-12), ovulatory phase (Pd 13-15), and luteal phase (Pd 20-24)], 67 patients enrolled in this blinded, prospective study. Anesthesia was standardized. Fentanyl was given to the patients who had severe pain in the recovery room. The patients who had agitation were given midazolam. When pain intensity was >5 on the Visual Analog Scale, metamizol was administered in the Gynecology Department. A blinded anesthesiologist recorded episodes of PONV in the recovery room, and 2 and 24 h postoperatively. RESULTS: The opioid requirement and the frequency of agitation were similar in each group. Metamizol consumption was highest in the luteal phase (p < 0.05). The follicular and luteal phases were predictors for vomiting at recovery (p < 0.05 and p < 0.001, respectively). At the postoperative 2nd hour, nausea was higher in the follicular phase than in the other phases (p < 0.05) and the luteal phase was a predictor for retching (p < 0.001). At the postoperative 24th hour, nausea was the common symptom in the luteal phase (p < 0.05). The need for ondansetron was highest in the luteal phase (p < 0.01). CONCLUSIONS: In conclusion, we suggest that the scheduling of all surgical procedures according to the menstrual phase may serve to reduce the incidence of PONV and metamizol/ondansetron consumption and hospital costs.

Adult↗

Antiemetic efficacy of an oral suspension of granisetron plus dexamethasone and influence of quality of life on risk for nausea and vomiting.

OBJECTIVES: To assess the antiemetic efficacy of an oral suspension of granisetron/dexamethasone in patients receiving chemotherapy and to determine whether quality-of-life parameters influence the risk for postchemotherapy nausea and vomiting (PCNV). PATIENTS AND METHODS: In an open monocentric study, an oral suspension containing 2 mg granisetron and 16 mg (4 mg for moderately emetogenic chemotherapy) dexamethasone was administered to 43 chemotherapy-naive patients before highly (n = 16) or moderately (n = 27) emetogenic chemotherapy and on the 3 subsequent days (2 for moderately emetogenic chemotherapy). Emetic episodes were recorded and quality of life was assessed prior to each cycle with a questionnaire based on EORTC QLQ-30. RESULTS: In the group undergoing highly (moderately) emetogenic chemotherapy, complete control of acute vomiting was achieved in 60-72.7% (92.6-95.0%), and complete control of delayed vomiting in 37.5-40.0% (75.0-92.2%), of patients within the first 3 (5) cycles. The following quality-of-life parameters were significantly associated with PCNV: tiredness (RR = 1.3, p < 0.05), pain (RR = 1.5), impairment of daily life by pain (RR = 1.7), sensation of abdominal pressure and fullness (RR = 2.5), impairment of social activities (RR = 2.9). CONCLUSIONS: Once-daily oral administration of a suspension of granisetron/dexamethasone is an active prophylaxis of nausea and vomiting and compares favorably with data reported on intravenous administration. Quality-of-life parameters assessed pre-treatment could help to identify patients at high risk for nausea and vomiting so that antiemetic therapy can be tailored to individual patient risk.

Administration, Oral↗

Methylprednisolone versus metoclopramide for prevention of nausea and vomiting in breast cancer patients treated with intravenous cyclophosphamide methotrexate 5-fluorouracil: a double-blind randomized study.

The antiemetic efficacy and toxicity of methylprednisolone (MP) and metoclopramide (MTC) in prevention of nausea and vomiting in breast cancer patients receiving intravenous cyclophosphamide methotrexate 5-fluorouracil (CMF) chemotherapy has been evaluated in a double-blind trial. The two antiemetic drugs (MP vs. MTC) offered the majority of patients a similar complete protection from vomiting (76.5 vs. 66.7%) and nausea (82.4 vs. 81.8%), but in older patients MTC seems more efficacious than MP. Sedation was found more frequently (p = 0.02) in patients treated with MTC. In conclusion, in patients treated with CMF the use of MP as preventive therapy of nausea and vomiting is to be preferred to MTC due to its better tolerability, but in older patients MTC should be considered if MP fails.

Adult↗

The prevalence of nausea and vomiting in pediatric patients receiving home parenteral nutrition.

We have observed that many home parenteral nutrition (HPN) recipients experience nausea, vomiting, or both during cyclic parenteral nutrition infusions. The current investigation was performed to determine the prevalence and course of these symptoms and effectiveness of therapeutic maneuvers. Eighty-nine recipients of HPN were contacted and 53 families (60%) responded. Thirty-five patients (66%) reported complaints of nausea, vomiting, or both associated with their HPN infusion. Patients with cancer (82%) or cystic fibrosis (83%) reported symptoms at similar rates, while patients with gastrointestinal disease (46%) reported symptoms less often (p < .05, chi-square). Within each diagnostic group, prevalence of symptoms did not vary with age. The majority of patients were symptomatic in the morning when being weaned or soon after completing the HPN infusion. Response rates to a variety of therapies were also similar. In conclusion, nausea and vomiting associated with cyclicHPN infusions appear to be common. The precipitating events and efficacy of interventions await identification and prospective evaluation.

Adolescent↗

Postoperative nausea is relieved by acupressure.

One hundred and sixty-two general surgical patients were prospectively randomized to one of three treatments for postoperative nausea and vomiting: (1) acupressure using elasticated bands containing a plastic button to apply sustained pressure at the P6 (Neiguan) point above the wrist, (2) control dummy bands without the pressure button and (3) antiemetic injections of prochlorperazine with each opiate given and as required. All patients received papaveretum injections as required for pain, and additional prochlorperazine injections were prescribed if nausea was not controlled in groups 1 and 2. The severity of nausea was assessed using a linear analogue scale and was significantly (P = 0.002) reduced by acupressure on both days 1 and 2, in comparison to both controls and drug treated patients. The incidence of postoperative vomiting, and the need for unplanned antiemetic injections was also reduced by acupressure but this was not statistically significant. Acupressure can work and should be investigated in other clinical situations.

Acupuncture Points↗

Control of nausea and vomiting by granisetron in ovarian cancer patients treated with different cisplatin-based regimens.

AIMS: The study evaluated the safety and efficacy of granisetron as an antiemetic drug in ovarian cancer patients treated with cisplatin-based chemotherapy. STUDY DESIGN: Two groups of consecutive patients were considered: the first (Group A) with advanced disease, receiving 4-day cisplatin therapy in a 40 mg/m2 daily dose; the second (B), with minimal disease after radical surgery at high risk of recurrence, treated by single-day chemotherapy with a 90 mg/m2 dose. In both groups, 3.0 mg of granisetron was administered as a 10 min. intravenous infusion, 30 min. before cisplatin infusion. The treatment schedule included in all patients the administration of 125 mg i.v. of methylprednisolone 2 h before chemotherapeutic infusion. No further doses of granisetron were allowed within each 24 h study period for breakthrough nausea and vomiting. Assessment for nausea and vomiting was made at 24 h intervals through the 6-day study period for both groups using a diary card. RESULTS AND CONCLUSION: In group A, 25 patients were collected and evaluated; in group B, 25 were recruited and 13 evaluated. In both groups, excellent control of nausea and vomiting was achieved, since in group A we had a global major antiemetic efficacy of granisetron in 69.2% of patients (54.4% complete control and 14.8% major control); in group B, global major efficacy was present in 83.3% of cases (31.6% complete control and 51.7% major control). The antiemetic effect in the days following antiblastic treatment lasted longer in group A.

Antineoplastic Combined Chemotherapy Protocols↗

Ondansetron for prevention of postoperative nausea and vomiting following minor oral surgery: a double-blind randomized study.

The efficacy and safety of ondansetron in preventing postoperative nausea and vomiting following minor oral surgery was evaluated in a prospective randomized double-blind study. Of a total of seventy-seven patients, randomly 38 had 4 mg of ondansetron and 39 had normal saline as placebo intravenously immediately prior to induction of anaesthesia. A standard general anaesthetic with thiopentone, suxamethonium, fentanyl, nitrous oxide and isoflurane was employed. Postoperatively nausea was assessed verbally and on a visual analog scale at 1, 4 and 24 hours from the time of awakening. Episodes of vomiting were recorded. Eight patients (21.1%) in the ondansetron group compared to 19 (48.7%) in the placebo group had nausea (P < 0.05) and 1 (2.6%) in the ondansetron group compared with 9 (23.1%) in the placebo group vomited (P < 0.05). Patients who vomited twice or more and the number who required a rescue antiemetic were significantly fewer in the ondansetron group (P < 0.05). Cardiovascular parameters were stable and showed no significant difference in the two groups. There were no significant adverse effects that could be directly attributable to ondansetron.

Adolescent↗

Prevention of postoperative nausea and vomiting in gynaecological laparotomies: a comparison of tropisetron and ondansetron.

In a randomized, double-blind study, the antiemetic efficacy of a single bolus of tropisetron 5 mg (group T, 37 patients), ondansetron 4 mg (group O, 39 patients) or saline (group C, 45 patients) given at induction was compared in a homogeneous group of 121 patients undergoing gynaecological laparotomy and receiving postoperative patient-controlled intravenous morphine for 24 to 48 hours. Fewer group T and group O patients developed severe nausea compared to group C (P < 0.01, log rank test in Kaplan-Meier analysis). Group T patients also had lower nausea scores than group O at 8 to 16h (P < 0.05). The overall incidences of severe nausea in groups T, O, and C were 5.4%, 17.9%, and 44.4% respectively (P < 0.001, group T vs group C; P < 0.05 group O vs group C). In conclusion, the 5-hydroxytryptamine 3 receptor antagonists tropisetron and ondansetron were superior to placebo in preventing PONV.

Antiemetics↗