Skip to main content
. 2025 Aug 12;12:1629567. doi: 10.3389/fmed.2025.1629567

Table 4.

Studies of TPZ-based therapies as first-line Helicobacter pylori treatment.

Studies Study design Sample size Regimen Duration (days) Eradication rates (%)
ITT PP
Choi YJ et al. (19) RCT 175 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid 7 62.9 69.3
Park CH et al. (43) Retrospective 435 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid 14 78.6 85.5
Jung BW et al. (44) Retrospective 620 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, MET 500 mg bid 10 74.7 88.0
Kwon YH et al. (45) RCT 79 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, MET 500 mg bid 10 90.5 96.2
Jung YS et al. (46) Retrospective 344 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid 14 76.7 83.4
Kim JS et al. (26) RCT 108 TPZ 50 mg bid, TRE 500 mg qid, MET 500 mg tid, B 300 mg qid 14 80.0 90.2
Park CH et al. (47) Retrospective 551 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid 14 76.4 84.5
Park CH et al. (47) Retrospective 377 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, MET 500 mg bid 10 85.9 91.1
Kong Q et al. (48) RCT 184 TPZ 50 mg bid, AMO 750 mg qid 14 85.8 88.2
Lee JW et al. (49) RCT 202 TPZ 50 mg bid, AMO 1 g bid 5 days, CLA 500 mg bid and MET 500 mg bid 5 days 10 87.1 87.1
Lin X et al. (50) RCT 107 TPZ 50 mg qd, AMO 1 g tid 14 86.0 91.0
Lin X et al. (50) RCT 107 TPZ 50 mg bid, AMO 1 g tid 14 86.0 93.8
Cho JH (51) Retrospective 195 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid 14 82.9 95.8
Cho JH (51) Retrospective 111 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, B 300 mg bid 14 71.8 87.5
Cho JH et al. (34) RCT 57 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, B 300 mg bid 14 82.5 95.9
Cho JH et al. (34) RCT 57 TPZ 50 mg bid, AMO 500 mg qid, CLA 500 mg bid, B 300 mg bid 14 87.7 98.0
Kim JY et al. (52) RCT 193 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, B 300 mg bid 7 78.8 88.9
Present study RCT 160 TPZ 50 mg bid, AMO 1 g tid 14 85.5 87.2
Present study RCT 159 TPZ 50 mg bid, AMO 1 g bid, CLA 500 mg bid, B 300 mg tid 14 86.3 87.3

ITT, intention-to-treat; PP, per-protocol; RCT, randomized controlled trial; AMO, amoxicillin; CLA, clarithromycin; MET, metronidazole; TRE, tetracycline; B, bismuth; TPZ, tegoprazan; qd, once daily; bid, twice daily; tid, three times daily; qid, four times daily.