Results 11 to 20 of about 1,626,235 (296)

Niosomal carriers enhance oral bioavailability of carvedilol: effects of bile salt-enriched vesicles and carrier surface charge 

open access: yesInternational Journal of Nanomedicine, 2015
Gelareh Arzani,1 Azadeh Haeri,1 Marjan Daeihamed,1 Hamid Bakhtiari-Kaboutaraki,1 Simin Dadashzadeh1,2 1Department of Pharmaceutics, Faculty of Pharmacy, 2Pharmaceutical Sciences Research Center, Shahid Beheshti University of Medical Sciences, Tehran ...
Arzani G   +4 more
doaj   +1 more source

Improved oral bioavailability of poorly water-soluble indirubin by a supersaturatable self-microemulsifying drug delivery system [PDF]

open access: yesInternational Journal of Nanomedicine, 2012
Zhi-Qiang Chen, Ying Liu, Ji-Hui Zhao, Lan Wang, Nian-Ping FengSchool of Pharmacy, Shanghai University of Traditional Chinese Medicine, Shanghai, People's Republic of ChinaBackground: Indirubin, isolated from the leaves of the Chinese herb Isatis
Chen ZQ, Liu Y, Zhao JH, Wang L, Feng NP
doaj   +1 more source

Advances in Oral Drug Delivery Systems: Challenges and Opportunities

open access: yesPharmaceutics, 2023
The oral route is the most preferred route for systemic and local drug delivery. However, the oral drug delivery system faces the harsh physiological and physicochemical environment of the gastrointestinal tract, which limits the bioavailability and ...
Jie Lou   +6 more
doaj   +1 more source

Pharmacokinetics and bioavailability of oral ifosfamide [PDF]

open access: yesJournal of Cancer Research and Clinical Oncology, 1986
The bioavailability of oral N,3-bis(2-chloroethyl) tetrahydro-2H-1,3,2-oxazaphosphorin-2-amine 2-oxide (ifosfamide) (500-mg gelatine capsules) was investigated in 18 patients with bronchogenic carcinoma. Oral and intravenous (Holoxan) ifosfamide was applicated in a randomized sequence on days 1 and 3 at a dose of 1 g/m2 (n = 12) and 2 g/m2 (n = 6 ...
T, Wagner, P, Drings
openaire   +2 more sources

Sodium Alginate/Chitosan-Coated Liposomes for Oral Delivery of Hydroxy-α-Sanshool: In Vitro and In Vivo Evaluation

open access: yesPharmaceutics, 2023
Background: Hydroxy-α-Sanshool (HAS) possesses various pharmacological properties, such as analgesia and regulating gastrointestinal function. However, the low oral bioavailability of HAS has limited its oral delivery in clinical application. Methods and
Fengming Tan   +6 more
doaj   +1 more source

New IMB16-4 Nanoparticles Improved Oral Bioavailability and Enhanced Anti-Hepatic Fibrosis on Rats

open access: yesPharmaceuticals, 2022
Liver fibrosis is challenging to treat because of the lack of effective agents worldwide. Recently, we have developed a novel compound, N-(3,4,5-trichlorophenyl)-2(3-nitrobenzenesulfonamido) benzamide referred to as IMB16-4.
Xia Niu   +5 more
doaj   +1 more source

Absolute oral bioavailability of ciprofloxacin [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1986
We evaluated the absolute bioavailability of ciprofloxacin, a new quinoline carboxylic acid, in 12 healthy male volunteers. Doses of 200 mg were given to each of the volunteers in a randomized, crossover manner 1 week apart orally and as a 10-min intravenous infusion.
G L, Drusano   +5 more
openaire   +2 more sources

Heavy metal bioavailability and bioaccessibility in soil [PDF]

open access: yes, 2009
This chapter considers the use of a variety of approaches to assess either the bioavailability or the bioaccessibility of metals in soil. The bioavailability of metals from soils is considered with respect to a series of single-extraction methods ...
Dean, John, John Richard Dean
core   +1 more source

Oral Bioavailability of Atenolol

open access: yesJournal of International Medical Research, 1989
The bioavailability of two formulations of atenolol was compared in an open, randomized crossover study. Each film-coated tablet contained 100 mg of active drug. The plasma concentrations of atenolol were determined using a newly developed and specific high-performance liquid chromatography procedure.
H, Vergin, V, Nitsche
openaire   +2 more sources

Phytosomes as a Plausible Nano-Delivery System for Enhanced Oral Bioavailability and Improved Hepatoprotective Activity of Silymarin

open access: yesPharmaceuticals, 2022
Silymarin, a phyto-constituent derived from the plant Silybum marianum, has been widely acknowledged for its hepatoprotective activities. Nevertheless, its clinical utility is adversely hampered by its poor water-solubility and its limited oral ...
Ravi Gundadka Shriram   +6 more
doaj   +1 more source

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