Bladder neck spasm may cause bloating and pain in the lower abdomen, which needs to be treated promptly and symptomatically under the supervision of a doctor to avoid infection. Bladder neck spasm generally refers to the spasmodic contraction of bladder smooth muscle or bladder sphincter, usually may have symptoms such as dysuria, frequent urination, painful urination, etc. It may be caused by a variety of reasons such as chronic inflammation or urinary tract infection, inflammation will irritate the bladder mucous membrane, and may cause bloating and pain in the lower abdomen, which can be treated by taking medicines such as Tolterodine and Tamsulosin under the guidance of a doctor. Drink more water in daily life, increase urination, prevent the symptoms of infection, eat more food to enhance their immunity, eat more fresh fruits and vegetables, eat more food with high vitamin content, ban smoking and alcohol, pay attention to rest. If there is any discomfort, consult a doctor in time, follow the doctor’s instructions for medication, do not take it privately.