Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61K
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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9/00
Medicinal preparations characterised by special physical form
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A61K9/48
Preparations in capsules, e.g. of gelatin, of chocolate
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A61K9/50
Microcapsules; having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
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A61K9/51
Nanocapsules; Nanoparticles;
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A61K9/5107
Excipients; Inactive ingredients
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