| CPC A61K 31/4045 (2013.01) [A61K 9/0043 (2013.01); A61K 9/1611 (2013.01); A61K 9/1623 (2013.01); A61K 9/1652 (2013.01); A61K 9/19 (2013.01); A61M 15/08 (2013.01)] | 20 Claims |

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1. A dry blended free-flowing dry powder pharmaceutical formulation comprising 5-methoxy-N,N-dimethyltryptamine (5-MeO-DMT), or a pharmaceutically acceptable salt thereof, and silicon dioxide.
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