What you want to ask is why the urethra stings after taking Bai Zi Yangxin Pills. The reason for this is the following：

1, allergic reaction: the ingredients in Baizi Yangxin Pill cause allergic reaction, resulting in urethral tingling and other symptoms. If you have a history of allergies or are allergic to the ingredients of Baizi Yangxin Pills, please stop using them and consult your doctor.

2, side effects of drugs: ingredients in Baiziyangxin pills cause irritation to urethra, causing tingling discomfort. If you feel obviously uncomfortable during the medication, consult a doctor in time to evaluate stopping or replacing the drug.