(07.03.2014) on zinc oxide ointment (chemistry) by Diptarco Singha

Topic: Zinc Oxide Ointment

DIPTARCO SINGHAB.PHARM; 2ND SEMISTER

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WHAT IS ZINC OXIDE?

Zinc Oxide (ZnO) is a compound having Zinc & Oxygen as its components.

The medicinal grade of ZnO is obtained from zinc sulphate…

WHAT IS AN OINTMENT?

It is a semisolid dosage form meant for application on skin &

also for other external administrations…

Composition of Zinc Oxide Ointment:-

Zinc oxide, finely shifted 150gSimple Ointment 850g

The ointment contains 15% Zinc Oxide(ZnO)

PREPARATION:-Zinc Oxide is triturated with small portions of simple ointment until smooth consistency is obtained. The remaining part of simple ointment is added slowly & is mixed thoroughly with constant stirring…

Storage Conditions:-

ZnO Ointment

To be stored in closed container.

Not to be exposed in

temperature greater than

30ºc.

Uses of Zinc Oxide Ointment:-

It is a mild antiseptic & an astringent,

It is widely used in the treatment of skin diseases,

It is also used in the treatment of eczema, ringworm etc.

Reference:-

PHARMACEUTICAL CHEMISTRYINORGANIC-G.R. Chatwal

5TH EDITION 2010>TOPICAL AGENTS> PAGE 196

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