نتایج جستجو برای: pharmaceutical samples
تعداد نتایج: 481163 فیلتر نتایج به سال:
BACKGROUND Pharmaceutical company representatives likely influence the prescribing habits and professional behaviour of physicians. OBJECTIVE The objective of this study was to systematically review the effects of interventions targeting practising physicians' interactions with pharmaceutical companies. ELIGIBILITY CRITERIA We included observational studies, non-randomised controlled trials...
Abstract Based on the interaction between ascorbic acid and bromocresol purple, a new simple, straightforward, quick method for quantification of is proposed. The procedure based determined quenching effect natural fluorescence signal purple in reaction phosphate buffer solution (pH 6). reduction intensity detected at 641 nm, while excitation occurs 318 nm. linear relationship reduced concentra...
Pharmaceutical stability studies are conducted to estimate the shelf life, i.e. period during which drug product maintains its identity and stability. In evaluation of process, regression curve is fitted on data obtained study life determined using curve. The process suggested by ICH considers only case true relationship between measured attribute time being linear. However, no method for pract...
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