Abstract: Poorly soluble salts of LHRH analogues, for example cetrorelix embonate, display an intrinsic sustained release effect in the grain size 5 .mu.m to 200 .mu.m.

Abstract: A hydrophilic aqueous pump spray composition for treating angina pectoris comprising 0.15 to 0.50 weight/% of nitroglycerin, 24.50 to 24.85 weight/% of ethanol, 32.00 weight/% of 1,2-propyleneglycol and 43.00 weight/% of purified water and having a pH of 3 to 6; a method of producing the composition; and, a product comprising a container having the composition as a solution therein and provided with a dosage dispensing pump.

Abstract: Pharmaceutical preparation to be administered orally with controlled release of active substance and method for its manufacture. Pharmaceutical preparation to be administered orally with controlled release of active substance, containing a nucleus which itself consists at least of one pharmacologically active substance, or a nucleus of physiologically safe material which is enveloped by an active substance layer, containing at least one pharmacologically active substance, if needed, a first membrane, then an acid layer consisting at least of a physiologically safe acid and then a compound membrane consisting of a pH sensitive polymer and an insoluble polymer, as well as methods for its manufacture. The pharmaceutical preparation is applicable to all claimed types of medicine and to the therapy of illnesses.

Abstract: A pharmaceutical aerosol spray for treating an angina attack including a container having a liquid composition therein comprising 0.1 to 2 weight percent of nitroglycerin, 2 to 60 weight percent of ethanol, 2 to 60 weight percent of propylene glycol, 10 to 50 weight percent of dichlorodifluoromethane and 30 to 70 weight percent of dichlorotetrafluoroethane, the container having a valve assembly sealed to the container around an opening in the container by a sealant material which has a nitroglycerin absorption value less than 10 mg/1 g of sealant material.

Abstract: A freeze-drying process which reduces loss of the freeze-dried product comprising adding a liquid solution comprising a solid product dissolved in a solvent to a glass container having its inside surface coated with a silicone material; subjecting the container with the liquid solution therein to acceptable operable freeze-drying conditions to remove the solvent and leave the solid product in the container in the form of a dense compact coherent solid; and sealing the container to maintain the solid product stable over a useful storage shelf life.An article of manufacture comprising a sealed glass container having its inside surface coated with a silicone material and containing an in situ freeze-dried dense compact coherent solid product.