You start on the 1.5 mg dose and can build up to the 25 mg maintenance dose over about 12 weeks, so the early months cost less than the full dose
But after that, its better to just skip the missed dose and wait for your next scheduled injection
CrossRef Gut microbial signatures of advanced hepatocellular carcinoma and their potential diagnostic value Yan Wang, Zhen Yang, Chuang Liu, Yufeng Liu, Zhongyuan Bai, Wentao Miao, Tiantian Zhang, Yan Wang, Xiang Li, Zhiyong Lai, Jun Xu Frontiers in Microbiology .2026;[Epub] CrossRef Exploratory Analysis of Gut Microbiome and Metabolic Profile Changes Following Lenvatinib and Anti-PD-1 Combination Therapy in Liver Cancer Rui Zhong, Zhikun Lin, Binghui Jin, Xiaolin Wang, Hua Mu, Jinlong Hu, Qi Li, Peng Dou, Xinyu Liu, Chunxiu Hu, Guowang Xu, Guang Tan Metabolites .2026
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Upper arm The fattier part of your upper arm also works as an injection site, but Connor says this spot can be a little awkward, as you have to hold the injector pen with one hand while reaching across your body