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A double-blind randomized phase II study of olanzapine 10mg versus 5mg for highly emetogenic chemotherapy-induced nausea and vomiting.

A double-blind randomized phase II study of olanzapine 10mg versus 5mg for highly emetogenic chemotherapy-induced nausea and vomiting. - Trial of olanzapine 10mg versus 5mg for emesis induced by HEC.

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000014214
Enrollment
150
Registered
2014-06-16
Start date
2014-07-07
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Malignant solid tumor

Interventions

Olanzapine 10mg + Aprepitant + Palonosetron + Dexamethasone Olanzapine 5mg + Aprepitant + Palonosetron + Dexamethasone

Sponsors

National Cancer Center Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. malignant tumor patients except for hematopoietic malignancy. 2. performance status(ECOG PS) of 0-2. 3. 20 years-old over at the time of giving informed consent. 4. patients who receive the chemotherapy involving cisplatin as first line. 5. Cisplatin >=50mg/m2 . 6. the regimens involve the standard treatment for vomiting with dexamethasone, aprepitant and 5HT3 receptor antagonist. 7. adequate organ function as defined by;(each of the following values are examined within 8 days before prior to entry). 1) AST <100 IU/L, ALT <100 IU/L 2) T-Bill <2.0 mg/dL 3) Ccr >=60 mL/min 8. written informed consent. 9. patients who are able to fill out patient-reported outcomes.

Exclusion criteria

Exclusion criteria: 1. history of hypersensitivity or allergy for study drugs or similar compounds. 2. patients who do not have enough general condition to the antineoplastic agents treatment. 3. symptomatic brain metastasis. 4. patients who has a convulsive disorders that need anticonvulsants therapy. 5. patients with a symptom who has ascites or pleural effusion that need puncture. 6. patients with obstruction of gastrointestinal tract, for example gastric outlet or ileus etc. 7. pregnant, breastfeeding or expecting woman. 8. patients enforced radiotherapy in the abdominal or pelvic field between 6 days before and 6 days after chemotherapy. 9. patients who take a medicine, for example, 5HT3 receptor antagonists, corticosteroids, antidopamine agonists, phenothiazine tranquilizers, antihistamine drugs, benzodiazepine agents, etc within 48 hours prior to beginning chemotherapy. 10. patients who take opioids within 48 hours prior to beginning chemotherapy. 11. patient who is taking pimozide, clarithromycin, ketoconazole, itraconazole, barbiturate (primidone, phenobarbital), rifampicin, phenytoin, carbamazepine, fluvoxamine maleate, ciprofloxacin. 12. patients who take a medicine regularly, for example, 5HT3 receptor antagonists, corticosteroids, antidopamine agonists, phenothiazine tranquilizers, antihistamine drugs, benzodiazepine, agents, etc. 13. patients who take adrenaline within 48 hours prior to beginning chemotherapy. 14. patients who had diabetes mellitus or past history of diabetes mellitus or HbA1c (NGSP) >= 6.5 or HbA1c (JDS) >= 6.1. 15. patients who cannot be hospitalized during 6 days (0-120 h). 16. judged by the investigator to be inappropriate for this study.

Design outcomes

Primary

MeasureTime frame
Complete response (CR: no emesis, no rescue medication) rate during the delayed (24-120h) phase.

Secondary

MeasureTime frame
1. Complete response rate during the acute (0-24h) phase and for the overall (0-120h) phases. 2. Complete control (defined as no emetic episodes, no rescue medication use, and no more than mild nausea) rate for the overall (0-120h) phases and in daily periods. 3. Total control rate (defined as no emetic episodes, no rescue medication use, and no nausea) rate for the overall (0-120h) phases and in daily periods. 4. Time to treatment failure (i.e., time to first emetic episode or time to administration of rescue therapy, whichever occurred first). 5. Severity of nausea. 6. Severity of anorexia. 7. Severity of sleepiness. 8. Adverse event.

Countries

Japan

Contacts

Public ContactTakako Yanai

National Cancer Center Hospital Department of Pharmacy

tyanai@ncc.go.jp03-3542-2511

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026