appropriate medical certificatemeans a certificate in writing given by a registered medical practitioner that a person requires food to which tryptophan has been added to treat a condition from which a registered medical practitioner has diagnosed him to be suffering;
Directive 2001/15/ECmeans Commission Directive 2001/15/EC on substances that may be added for specific nutritional purposes in foods for particular nutritional uses, as amended by Commission Directive 2004/5/EC;
dose formmeans a form such as capsules, pastilles, tablets, pills, and other similar forms, sachets of powder, ampoules of liquids, drop dispensing bottles, and other similar forms of liquids or powders designed to be taken in measured small unit quantities;
follow–on formulameans a food intended for particular nutritional use by infants in good health who are aged over four months, and constituting the principal liquid element in a progressively diversified diet;
food supplementmeans any food the purpose of which is to supplement the normal diet and which — (a) is a concentrated source of a vitamin or mineral or other substance with a nutritional or physiological effect, alone or in combination;
hospitalincludes a clinic, nursing home or similar institution;
infantmeans a child under the age of twelve months;
infant formulameans a food intended for particular nutritional use by infants in good health during the first four to six months of life, and satisfying by itself the nutritional requirements of such infants;
pharmacistmeans a person lawfully conducting a retail pharmacy business within the meaning of section 69 of the Medicines Act 1968;
port health authoritymeans — (a) in relation to the London port health district (within the meaning given to that phrase for the purposes of the Public Health (Control of Disease) Act 1984 by section 7(1) of that Act), the Common Council of the City of London;
the Actmeans the Food Safety Act 1990;
tryptophanmeans dextrorotatory tryptophan, laevorotatory tryptophan or racemic tryptophan, or any salt or peptide prepared from any of those forms.