Pharmaceutical preparations in solid unit dosage form
First Claim
Patent Images
1. A process for the manufacture of a pharmaceutical preparation in unit dosage form, which comprises the steps of preparing a liquid carrier containing an active ingredient and a liquid which solidifies or gels sufficiently to lose its liquid flow properties said liquid carrier being a thixotropic gelling agent, and dosing said liquid carrier containing the active ingredient in its liquid form into a rigid shell suitable for administration as a dosage unit.
1 Assignment
0 Petitions
Accused Products
Abstract
A process for the manufacture of pharmaceutical preparations in hard capsule form and a capsule filling machine equipped with a detector system and a filling head suitable for dosing a liquid.
62 Citations
12 Claims
- 1. A process for the manufacture of a pharmaceutical preparation in unit dosage form, which comprises the steps of preparing a liquid carrier containing an active ingredient and a liquid which solidifies or gels sufficiently to lose its liquid flow properties said liquid carrier being a thixotropic gelling agent, and dosing said liquid carrier containing the active ingredient in its liquid form into a rigid shell suitable for administration as a dosage unit.
-
9. A process for the manufacture of a pharmaceutical preparation in unit dosage form, which comprises the steps of dispersing an active ingredient into a liquid carrier which is a thixotropic gelling agent and maintained in its liquid form, dosing said liquid carrier containing the active ingredient into a rigid shell suitable for administration as a dosage unit, and thereafter permitting said carrier in said shell to solidify.
-
10. The process of claim 18, wherein the liquid carrier comprises a polyethylene glycol having a molecular weight in the range of from 1000 to 6000, a mixture of two or more such polyethylene glycols or a mixture of one or more such polyethyleneglycols with polyvinylacetate.
-
11. The process of claim 18, wherein the thixotropic gelling agent is hydrogenated castor oil or colloidal silicon dioxide.
Specification