نتایج جستجو برای: loratadine
تعداد نتایج: 348 فیلتر نتایج به سال:
results the results showed that the fiber diameter and the amount of loratadine affected the drug release and the disappearance time of nanofibers. the smaller the fiber diameter and drug amount, the faster the solubility and the release time of nanofibers. conclusions it was concluded that electrospinning can be a suitable method for preparing fast-dissolving loratadine nanofibers. materials a...
background: allergic rhinitis (ar) represents a global health problem, affecting 5-50% of the population worldwide and numerous classes of pharmacological agents are available for its treatment. two more popular of these drugs are loratadine and cetirizine. there are few direct comparator studies between these two drugs with inconsistent results. m aterials and methods: a randomized, double-bli...
A New Validated Liquid Chromatographic Method for the Determination of Loratadine and its Impurities
An improved gradient, reversed-phase liquid chromatographic (RP-LC) method was developed and subsequently validated for the determination of Loratadine and its impurities/degradation products in pharmaceutical drug substance. Separation was achieved with Inertsil ODS-3V, 250 × 4.6 mm, 5μ column with gradient elution at a flow rate of 1.0 mL min(-1). UV detection was performed at 220 nm. The des...
Importance of compounds investigated (loratadine, desloratadine, cetirizine dihydrochloride, levocetirizinedihydrochloride) in contemporary pharmacy causes necessity of finding the fast and easy method for their identification. The aim of this work is to find the best way of visualization of chromatographic spots in qualitative determination of compounds investigated during analysis by thin lay...
the applicability of hollow fiber-based liquid phase microextraction (hf-lpme) was evaluated for the extraction and preconcentration of loratadine prior to determination by hplc. in order to obtain high extraction recovery, the parameters affecting the hf-lpme including type of organic phase, ph of the source and receiving phases, stirring rate, extraction time and salt addition were studied an...
Poor bioavailability of ophthalmic drops is mainly due to drainage through the nasal-lacrimal duct and a very low permeability through corneal epithelium. The aim of our study was to prepare and characterize an ocular hydrogel of loratadine, as an example of a lipophilic drug, to increase drug concentration and residence time at the site of action in the eye. In this study,a 23full factorial de...
Poor bioavailability of ophthalmic drops is mainly due to drainage through the nasal-lacrimal duct and a very low permeability through corneal epithelium. The aim of our study was to prepare and characterize an ocular hydrogel of loratadine, as an example of a lipophilic drug, to increase drug concentration and residence time at the site of action in the eye. In this study,a 23full factorial de...
Non-small cell lung cancer (NSCLC) is one of the deadliest cancers worldwide. In search for new NSCLC treatment options, we screened a cationic amphiphilic drug (CAD) library for cytotoxicity against NSCLC cells and identified several CAD antihistamines as inducers of lysosomal cell death. We then performed a cohort study on the effect of CAD antihistamine use on mortality of patients diagnosed...
Loratadine, a second generation H1-receptor antagonist, works by blocking the action of histamine and is widely prescribed for itching, runny nose, watery eyes, sneezing from "hay fever" other allergic conditions. To ensure quality main requirements medicinal product are safety, potency, efficacy stability. This research work aimed to compare assess levels different local brands loratadine tabl...
We present a case of urticaria caused by antihistamines in a patient with nonsteroidal anti-inflammatory drug (NSAID) sensitivity. A 35-year-old man experienced, on 2 separate occasions, immediate generalized urticaria during treatment with ibuprofen and naproxen, respectively. A single-blind, placebo-controlled oral challenge (SBPCOC) with piroxicam was carried out, and resulted in urticaria a...
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