The chemical name of Weixicam, Solifenacin Lake Succinate Tablets, it achieves the treatment of urinary frequency and urgency and urinary tract irritation by inhibiting bladder contraction and decreasing bladder sensitivity. There are a large number of m3 receptors distributed on the bladder, and it inhibits bladder contraction by blocking m3 receptors. Therefore, it is suitable for patients without urinary obstruction symptoms. For patients with urinary obstruction, taking Weixicam may cause difficulty in urination and even urinary retention. Side effects include inhibition of glandular secretion, such as lacrimal and salivary glands. Patients may experience dry eyes and dry mouth while taking it, so it is contraindicated for patients with glaucoma. It can inhibit uterine contractions, so it is contraindicated for pregnant women. There is no long-term efficacy monitoring for children, and it is not recommended for minors.