Aspirin is toxic for liver and sometimes also causes bleeding fromstomach . So , naproxen , ibuprofen , paracetamol , dichlorofenac sodium are other widely used analgesics .
Antipyretics
These are the chemical substance which reduce body temperature during high fever . Paracetamol , aspirin , phenacetin ( 4-hydroxy acetanilide ), analgin and novalgin , etc ., are common antipyretics . Out of these , paracetamol ( 4-acetamidophenol ) is most common .
Antimicrobials
An antimicrobial tends to kill or prevent development of microbes CII inhibit the pathogenic action of microbes such as bacteria , fungi and virus selectively .
[ Sulpha drugs constitute a group of drugs which are derivatives of sulphanilamide and have great antimicrobial capacity , thus , these are widely used against diseases such as dyptheria , dysentry , tubercu losis , etc .]