Civitas Therapeutics, Inc.

Ernest D Penachio

Michael M Lipp

Richard P Batycky

Abhijit Kamerkar

Kevin D Kee

Kyle LaVigne

Kyle Lavigne

The invention relates to a dosator which comprises a tapered elongate cavity; a stationary plunger disposed within the cavity; a removable mesh screen disposed between the stationary plunger and the bottom of the dosator; a dosator chamber defined between the mesh screen and the bottom of the dosator for receiving powder from a powder source and holding the powder until it is expelled into the capsule; at least one vacuum pump operably linked to the dosator and capable of drawing dry powder into the dosator chamber from a powder source, compacting the powder into a slug of powder having a predetermined bulk density; and at least one source of positive pressure operably linked to the dosator and capable of providing positive pressure to expel the powder slug from the dosator and methods of filling capsules.

Dosator apparatus for filling a capsule with dry powder

The present invention provides a capsule containing an inhalable powder composition wherein the composition comprises about 75% by weight or more levodopa, dipalmitoylphosphatidylcholine (DPPC) and a salt characterized by a working density of less than about 100 g/L. The invention further provides a capsule containing an inhalable powder composition wherein the composition comprises about 75% by weight or more levodopa, dipalmitoylphosphatidylcholine (DPPC) and a salt characterized by a working density of less than about 100 g/L wherein the capsule material comprises hydroxypropylmethylcellulose (HPMC) and titanium dioxide.

Capsules containing high doses of levodopa for pulmonary use

Growing community of inventors

Haverhill, MA, United States of America

Ernest D Penachio