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The quality control of herbal drugs and their intermediates is essential, especially when they are used as feedstock for medicine development. This study aimed at applying the methodologies established by Brazilian legis...

Pharmaceuticals can exist in many solid forms, which can have different physical and chemical properties. These solid forms include polymorphs, solvates, amorphous, and hydrates. Particularly, hydration process can be qu...

Phosphite (Phi) has been recommended to enhance plant resistance against Phytophthora ssp. The purpose of this study was to evaluate the effect of calcium phosphite (PhiCa) and potassium phosphite (PhiK) under field cond...

This work presents physicochemical and chemical characterization of Equisetum giganteum L. stems, an endemic species of Latin America widely used in the traditional medicine, mainly as diuretic. The loss on drying, total...

The purpose of this paper was to produce controlled-release matrices with 120 mg of propranolol hydrochloride (PHCl) employing hydroxypropyl methylcellulose (HPMC, Methocel® K100) as the gel forming barrier. Although th...

The aim of present work was to compare the quality of different brands of gatifloxacin 200 mg tablets, collected from different retail pharmacies in the local market of Pakistan. Five different brands were characterized ...

The aims of this work are obtaining and evaluating paracetamol oral suspension 32 mg/mL by qualitative and quantitative planning of the ingredients. The observations of the physical-chemical formulations were based in co...