Efficacy and Safety of TAK-438 for the Prevention of Recurrent Gastric or Duodenal Ulcers During Therapy of Low-dose Aspirin

Takeda

Status and phase: Completed; Phase 3

Conditions: Duodenal Ulcers; Gastric Ulcers

Treatments: Drug: Lansoprazole; Drug: TAK-438; Drug: Placebo

Study type: Interventional

Funder types: Industry

Identifiers

NCT01452763

TAK-438/CCT-302

JapicCTI-111610 (Registry Identifier)

U1111-1123-8746 (Registry Identifier)

Details and patient eligibility

About

The purpose of this study is to evaluate the efficacy of TAK-438, once daily (QD) compared to AG-1749 (Lansoprazole) in patients with a history of gastric or duodenal ulcer who require long-term therapy of low-dose aspirin.

Enrollment: 621 patients

Sex: All

Ages: 20+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. Participants who require continuous low-dose aspirin therapy during the treatment period with the study drug
2. Participants who have a history of ulcer in stomach or duodenum, endoscopically confirmed
3. Outpatient (including inpatient for examinations)

Exclusion criteria

1. Participants scheduled to change the type and dosage regimen of low-dose aspirin
2. Participants with ulcers or bleeding in stomach or duodenum, endoscopically confirmed
3. Participants with small intestine bleeding, large intestine bleeding, or gastrointestinal bleeding of unknown etiology
4. Participants who have a history of surgery which affects gastric acid secretion (e.g., resection of upper gastrointestinal tract, vagotomy) or who are scheduled to undergo such surgery
5. Participants with a previous or current history of Zollinger-Ellison syndrome, or other gastric acid hypersecretion disorders
6. Participants with a previous or current history of aspirin-induced asthma

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Quadruple Blind

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621 participants in 3 patient groups

TAK-438 10 mg QD

Experimental group

Treatment:

Drug: Placebo

Drug: TAK-438

Drug: Placebo

Drug: Placebo

Drug: TAK-438

TAK-438 20 mg QD

Experimental group

Treatment:

Drug: Placebo

Drug: TAK-438

Drug: Placebo

Drug: Placebo

Drug: TAK-438

Lansoprazole 15 mg QD

Active Comparator group

Treatment:

Drug: Placebo

Drug: Placebo

Drug: Placebo

Drug: Lansoprazole