Ear preparations, also known as otic formulations, are specialized pharmaceutical products intended for administration into the external auditory canal. They are used for local treatment of ear conditions such as infections, inflammation, pain, or wax buildup. Types of Ear Preparations 1. Ear Drops: Liquid preparations administered dropwise into the ear …
DeepakRajput 
Ointments: Definition, Types, Composition, Properties, Advantages, Disadvantages
Definition: Ointments are semi-solid topical preparations intended for application on the skin or mucous membranes. They are typically greasy and contain a high proportion of an oily base. Ointments deliver therapeutic agents locally or systemically, protect the skin, and hydrate or lubricate the skin. Characteristics of Ointments 1. Semisolid Consistency: …
