CPC A61K 9/2095 (2013.01) [A61K 9/2009 (2013.01); A61K 9/2018 (2013.01); A61K 9/2077 (2013.01); A61K 9/2081 (2013.01); A61K 9/501 (2013.01); A61K 9/5015 (2013.01); A61K 31/167 (2013.01); C23C 16/403 (2013.01); C23C 16/405 (2013.01); C23C 16/45525 (2013.01); C23C 16/45555 (2013.01)] | 31 Claims |
1. A method for coating individual nanoparticles or microparticles consisting of an active pharmaceutical substance, the method comprising:
providing a plurality of freely flowing individual nanoparticles or microparticles consisting of an active pharmaceutical substance; and
subjecting the plurality of freely flowing individual nanoparticles or microparticles to alternating surface reactions of at least a first and a second gaseous precursor by atomic layer deposition thereby fully encapsulating the plurality of freely flowing individual nanoparticles or microparticles with a coating layer, wherein the active pharmaceutical substance is an organic compound.
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