| dosage | The determination and regulation of the size, frequency and number of doses. (18 Nov 1997) |
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| dosage compensation | <genetics> A genetic regulatory mechanism which operates to equalise the phenotypic expression of characteristics determined by genes on the x chromosome so that they are equally expressed in the xy male and the xx female. (12 Dec 1998) |
| dosage effect | The alteration of a phenotype by an increased dosage, or amount, of the product of the gene. (09 Oct 1997) |
| dosage forms | Completed forms of the pharmaceutical preparation in which prescribed doses of medication are included. They are designed to resist action by gastric fluids, prevent vomiting and nausea, reduce or alleviate the undesirable taste and smells associated with oral administration, achieve a high concentration of drug at target site, or produce a delayed or long-acting drug effect. They include capsules, liniments, ointments, pharmaceutical solutions, powders, tablets, etc. (12 Dec 1998) |
| dosage schedule | A scheme set up to determine and regulate size, frequency and number of doses. (18 Nov 1997) |