Sulfamethizole

Sulfamethizole is a short acting sulfonamide antibiotic.

Mechanism of Action:
It inhibits the bacterial enzyme dihydropteroate synthetase.
Uses:
It is used for the treatment of Urinary Tract Infections.

Sulfadimidine

It is also known as Sulfamethazine and it is a sulfonamide antibiotic. It is a short acting sulfonamide.

Uses:
It is used to treat lower urinary tract infections and meningococcal meningitis.

Sulfadiazine

It is a sulfa drug i.e. sulfonamide antibiotic.

Mechanism of Action:
It stops the production of folic acid in the cell wall of bacteria.

Action:
It is short acting sulfonamide.

Uses:
It is used in the treatment of pneumonia, meningitis, urinary tract and other infections.

Tacrine

Tacrine is available in the form of Tacrine hydrochloride.

Action:It is a parasympathomimetic and acts centrally as an anticholinesterase.

Uses:
It is used in the treatment of mild to moderate Alzheimer's disease as it causes memory improvement.