PRELIM 04 - Capsules Flashcards
Solid dosage form in which medicinal agents and/or inert substances are enclosed within a small shell of gelatin
Capsules
Obtained by partial hydrolysis of collagen from the skin, connective tissue, and bones of animals
Gelatin
2 kinds of gelatin
Gelatin A, Gelatin B
Obtained from acid hydrolysis (Types of gelatin)
Gelatin A
Obtained from basic hydrolysis (Types of gelatin)
Gelatin B
2 types of capsules
Hard gelatin capsule (HGC), Soft gelatin capsule (SGC)
Contains 13-16% water; available in a variety of capsule sizes numbered from 000 (largest) to 5 (smallest) (Types of capsules)
Hard gelatin capsule (HGC)
2 pieces of a hard gelatin capsule
Body, Cap
3 methods of filling hard gelatin capsules
Punch method, Rolling method, Capsule filling machines
Empty capsule body is held and punched vertically into the powder cake repeatedly until filled (Methods of filling hard gelatin capsules)
Punch method
Using the spatula, fill the capsule by drawing the powder to the capsule body until completely filled (Methods of filling hard gelatin capsules)
Rolling method
Are excipients added to fill the capsule
Diluents
Example of diluent
Lactose
Are excipients added to facilitate the flow of the powder
Lubricant
Example of lubricant
Mg stearate