u201d from pharmaceutical flavor clinic of camden n j a taste mask in combination with a flavoring agent is particularly advantageous when the active compound is an alkaloid since alkaloids often have a bitter taste the compositions of the invention may also include additional components such as absorption enhancers and antioxidants examples of suitable absorption enhancers include without limitation oleic acid 23 lauryl ether aprotinin azone benzalkonium chloride cetylpyridinium chloride cetyltrimethylammonium bromide cyclodextrin dextran sulfate lauric acid lauric acid propylene glycol lysophosphatidylcholine menthol methoxysalicylate methyloleate phosphatidylcholine polyoxyethylene polysorbate 80 sodium edta ethylenediamine tetraacetic acid sodium glycocholate sodium glycodeoxycholate sodium lauryl sulfate sodium salicylate sodium taurocholate sodium taurodeoxycholate sulfoxides and various alkyl glycosides the amount of absorption enhancer that can be included in the compositions of the present invention can be from about 0 01 to about 5 w preferably from about 0 5 to about 4 w and most preferably from about 1 to about 2 w examples of suitable antioxidants include without limitation ascorbyl palmitate alpha tocopherol butylated hydroxyanisole and fumaric acid the amount of antioxidant that can be included in the compositions of the present invention can be from about 0 01 to about 20 w preferably from about 0 5 to about 10 w or from about 0 5 to about 4 w and most preferably from about 1 to about 2 w the active substances include the active compounds selected from the group consisting of cyclosporine sermorelin octreotide acetate calcitonin salmon insulin lispro propofol succinate clozepine cyclobenzaprine dexfenfluramine hydrochloride glyburide zidovudine erythromycin ciprofloxacin ondansetron hydrochloride dimenhydrinate cimetidine hydrochloride famotidine phenyloin sodium phenyloin carboprost thromethamine carboprost diphenhydramine hydrochloride isoproterenol hydrochloride terbutaline sulfate terbutaline theophylline albuterol sulfate and neutraceuticals that is to say nutrients with pharmacological action such as but not limited.