What is Emulsion An Emulsion is a thermodynamically unstable system consisting of two immiscible liquid phases,  one of which is dispersed/

Evaluation of pharmaceutical aerosol can be done by a series of physical, chemical, and biological tests to ensure proper performance

1. Appearance 2. Skin irritation 3. pH 4. Viscosity 5. Drug content 6. Spreadability S = ML/T M= weight of an upper sideL= length of circle/

For excise purpose, in India, strength of alcohol is indicated by degree “Over Proof” or “Under proof”. Proof spirit is therefore

Evaluation of the ophthalmic product is done by following tests:- 1. Sterility Test A sterility test is carried out to

Ophthalmic preparation are Sterile product essentially free from foreign particle & meant for instillation into the eye in space between

Depending on the nature of the capsule shell., Capsules may be classified mainly as either hard or soft. Other types