It can inhibit the synthesis of prostaglandins and has antipyretic and analgesic effects

It is an antihistamine that can relieve runny nose, nasal congestion, and sneezing symptoms.

It has antipyretic and sedative effects

It has significant anti-coagulation factor Xa activity, and low anti-coagulation factor IIa or antithrombin activity (30 IU/ml). It can inhibit the formation of thrombi in vivo and in vitro and arteriovenous thrombi, but does not affect platelet aggregation and the binding of fibrinogen to platelets. When it exerts its antithrombotic effect, the possibility of bleeding is small. At the recommended dose for different indications, low molecular weight heparin does not prolong bleeding time. At the preventive dose, it does not significantly change APTT.

Quinolone antibacterial drugs, the mechanism of action is to inhibit bacterial DNA helicase, with a broad-spectrum antibacterial effect, and have strong antibacterial activity against Enterobacter bacteria such as Escherichia coli, Klebsiella, Proteus, Shigella, Salmonella typhi, etc., as well as influenza bacillus, Neisseria, etc., and also have certain antibacterial effects on Staphylococcus aureus and Pseudomonas aeruginosa. It has only a mild effect on pneumococci, various groups of streptococci and enterococci.

Pefloxacin mesylate is a quinolone antibacterial drug, and its mechanism of action is to inhibit bacterial DNA helicase. It has a broad-spectrum antibacterial effect, and has strong antibacterial activity against Enterobacter bacteria such as Escherichia coli, Klebsiella, Proteus, Shigella, Salmonella typhi, etc., as well as influenza bacillus, Neisseria, etc. It also has a certain antibacterial effect on Staphylococcus aureus and Pseudomonas aeruginosa. It has only a mild effect on pneumococci, various groups of streptococci and enterococci.