Emulsions

Description

Pharmaceutics Group Activity
Will Wilson
Mind Map by Will Wilson, updated more than 1 year ago
Will Wilson
Created by Will Wilson over 7 years ago
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Resource summary

Emulsions
  1. Formulation Factors
    1. Excipients
      1. Emulsifying agents
        1. Natural
          1. Animal origin
            1. Casein
            2. Plant origin
              1. Acacia
            3. Finely Divided solids
              1. Aluminum Hydroxide
              2. Surfactants
                1. Tween / Span
                  1. Sodium Stearate
                    1. Cetrimide
                      1. Amphoteric
                      2. Auxiliary emulsifiers
                        1. Stearic acid
                    2. Route of Administration
                      1. Topical Route
                        1. Water in Oil (W/O)
                        2. Oral / Parental Route
                          1. Oil in Water (O/W)
                        3. Technique
                          1. Dry gum
                            1. Wet gum
                              1. In situ
                                1. Bottle
                                2. Absorption
                                3. Stability Factors
                                  1. Reversible
                                    1. Flocculation
                                      1. Creaming
                                        1. Phase Inversion
                                        2. Irreversible
                                          1. Coalescence
                                            1. Phase Separation / Cracking / Breaking
                                          2. Pre-formulation factors
                                            1. Solubility
                                              1. Dilution
                                                1. Conductivity
                                                  1. Dye solubility
                                                  2. Particle Size
                                                    1. Coarse dispersion
                                                      1. >0.1 um
                                                      2. Molecular dispersion
                                                        1. less than 1.0 um
                                                        2. Colloidal dispersion
                                                          1. 1.0 nm - 1.0 mm
                                                        3. pH
                                                          1. Acid
                                                            1. Base
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