Update results from ALTER-H004 study: Anlotinib combined with TACE as adjuvant therapy in patients with hepatocellular carcinoma (HCC) at high risk of recurrence after surgery: A single arm, multi-center, phase II clinical trial.

Authors

null

Zheng Wu

Department of Hepatobiliary Surgery, the First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, Shaanxi, China

Zheng Wu , Zheng Wang , Lei Zhang , Xiaojing Song

Organizations

Department of Hepatobiliary Surgery, the First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, Shaanxi, China, Department of General Surgery, The First Hospital of Lanzhou University/The First School of Clinical Medicine, Lanzhou, Gansu, China

Research Funding

No funding sources reported

Background: High recurrence rate after curative resection significantly compromised the long-term survival of patients with HCC patients (pts). TACE as adjuvant therapy was proved to improve clinical outcomes for pts with high recurrence risk factors after hepatectomy. However, the prognosis of TACE reminded unsatisfactory and controversial. Therefore, this study aimed to identify the efficacy and safety of anlotinib as maintenance adjuvant treatment following inductional TACE in pts with HCC. The update results were reported here with longer follow-up duration. Methods: HCC pts with one of the following high risk factors after hepatectomy: ≥5 cm and <10 cm of tumor diameter, tumor number ≥3, tumor microvascular invasion M1 or M2, portal vein tumor thrombus resection (Cheng's classification I/II) were recruited. Eligible pts received cTACE treatment within 1-2 months after hepatectomy, on the 3-5th day after cTACE, oral anlotinib (12mg, qd, d1-d14, q3w) was given until disease recurrence or unacceptable toxicity. The predefined sample size was 30. The primary endpoint was disease free survival (DFS). Secondary endpoints included 1-year DFS rate, time to recurrence and safety. Results: The data cut-off date was March 2023, 29 pts were enrolled and 27 pts received at least once tumor assessment. The median follow-up was 21.8 (IQR, 17.3-26.3) months. Of 27 with assessable efficacy, mDFS was 24.2 (95% CI, not applicable-not applicable) months, with 12-, and 24-month DFS rates of 72.2% (95% CI, 50.4%-85.7), and 61.8% (95% CI, 38.8%-78.3%), respectively. 18 of 27 pts (66.7%) experienced treatment-related adverse events (TRAEs). Grade 3 TRAEs occurred in 4 pts (14.8%) included hypertension (7.4%), leukocytopenia (7.4%) and ascites (3.7%). No grade 4 or 5 TRAEs occurred. Conclusions: Anlotinib combined with TACE as adjuvant therapy in HCC pts at high recurrence risk exhibited encouraging efficacy and tolerable safety profile. And the conclusions needed to be confirmed in large scale clinical trials subsequently. Clinical trial information: NCT04213118.

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Abstract Details

Meeting

2024 ASCO Gastrointestinal Cancers Symposium

Session Type

Poster Session

Session Title

Poster Session B: Cancers of the Pancreas, Small Bowel, and Hepatobiliary Tract

Track

Pancreatic Cancer,Hepatobiliary Cancer,Neuroendocrine/Carcinoid,Small Bowel Cancer

Sub Track

Therapeutics

Clinical Trial Registration Number

NCT04213118

Citation

J Clin Oncol 42, 2024 (suppl 3; abstr 513)

DOI

10.1200/JCO.2024.42.3_suppl.513

Abstract #

513

Poster Bd #

D20

Abstract Disclosures