More recently, several ANO1 inhibitors, including CaCCinh-A01 [27,28], T16Ainh-A01 [28], tannic acid [29], idebenone [30], benzbromarone [31], and Ani9 [32] have been identified through high-throughput screening (HTS) of compound libraries and were found to inhibit the proliferation of cancer cells (Figure 1). Here, ANO1 is linked to cancer.