By inhibiting the early synthesis of bacterial cell walls, bacterial cell wall synthesis is inhibited, leading to their death

Interfere with bacterial folic acid metabolism, selectively inhibit the activity of bacterial dihydrofolate reductase, prevent dihydrofolate from being reduced to tetrahydrofolate, and prevent the synthesis of bacterial nucleic acids and proteins

This product is a peripherally active anticholinergic drug that blocks M cholinergic receptors. The peripheral effects of this product are stronger than atropine but last for a shorter time. It has an excitatory effect on the respiratory center, inhibits glandular secretion, relieves capillary spasm, improves microcirculation, dilates bronchi, and relieves smooth muscle spasm; it has a sedative and hypnotic effect on the brain and an excitatory effect on the respiratory center.

This product is a peripherally active anticholinergic drug that blocks M cholinergic receptors. The peripheral effects of this product are stronger than atropine but shorter lasting. It has an excitatory effect on the respiratory center, and the central effect is mainly inhibitory. It can inhibit glandular secretion, relieve capillary spasm, improve microcirculation, dilate bronchi, and relieve smooth muscle spasm; it has a sedative and hypnotic effect on the brain and an excitatory effect on the respiratory center.

Non-acetylsalicylic acid analgesic and anti-inflammatory drugs, inhibit the synthesis and release of local prostaglandins to produce effects, no inhibition of platelet aggregation

This product is a beta-adrenaline receptor agonist that relaxes bronchial smooth muscles and relieves bronchospasm. Its antiasthmatic effect is stronger than ephedrine, but its central nervous system excitation and cardiovascular effects are weaker.