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Antiurolithic effects of medicinal plants: results of in vivo studies in rat models of calcium oxalate nephrolithiasis-a systematic review

Khan, A. and Bashir, S. and Khan, S. R.

Urolithiasis (2021) 49: 95–122

DOI: 10.1007/s00240-020-01236-0

Abstract

Urolithiasis is one of the oldest diseases affecting humans, while plants are one of our oldest companions providing food, shelter, and medicine. In spite of substantial progress in understanding the pathophysiological mechanisms, treatment options are still limited, often expensive for common people in most parts of the world. As a result, there is a great interest in herbal remedies for the treatment of urinary stone disease as an alternative or adjunct therapy. Numerous in vivo and in vitro studies have been carried out to understand the efficacy of herbs in reducing stone formation. We adopted PRISMA guidelines and systematically reviewed PubMed/Medline for the literature, reporting results of various herbal products on in vivo models of nephrolithiasis/urolithiasis. The Medical Subject Heading Terms (Mesh term) "Urolithiasis" was used with Boolean operator "AND" and other related Mesh Unique terms to search all the available records (July 2019). A total of 163 original articles on in vivo experiments were retrieved from PubMed indexed with the (MeshTerm) "Urolithiasis" AND "Complementary Therapies/Alternative Medicine, "Urolithiasis" AND "Plant Extracts" and "Urolithiasis" AND "Traditional Medicine". Most of the studies used ethylene glycol (EG) to induce hyperoxaluria and nephrolithiasis in rats. A variety of extraction methods including aqueous, alcoholic, hydro-alcoholic of various plant parts ranging from root bark to fruits and seeds, or a combination thereof, were utilized. All the investigations did not study all aspects of nephrolithiasis making it difficult to compare the efficacy of various treatments. Changes in the lithogenic factors and a reduction in calcium oxalate (CaOx) crystal deposition in the kidneys were, however, considered favorable outcomes of the various treatments. Less than 10% of the studies examined antioxidant and diuretic activities of the herbal treatments and concluded that their antiurolithic activities were a result of antioxidant, anti-inflammatory, and/or diuretic effects of the treatments.

Citation

Khan, A., Bashir, S., & Khan, S. R. (2021). Antiurolithic effects of medicinal plants: results of in vivo studies in rat models of calcium oxalate nephrolithiasis-a systematic review. Urolithiasis, 49(2), 95–122. https://doi.org/10.1007/s00240-020-01236-0 Rats, pharmacology, inflammation, animal models, techniques, systematic reviews, plants, chemical composition, Information and Documentation [CC300], medicinal plants, kidneys, plant composition, plant extracts, databases, antiinflammatory properties, antioxidant properties, data banks, traditional medicines, seeds, Animal and in vitro Models for Pharmaceuticals [VV450], Animal Models of Human Diseases [VV400], rats, chemical constituents of plants, drug plants, Horticultural Crops [FF003], medicinal herbs, officinal plants, Plant Composition [FF040], Non-food/Non-feed Plant Products [SS200], anti-inflammatory properties, anti-oxidant properties, extraction, fruits, herbal drugs, herbal medicines, radical scavenging properties, Herbal medicine, Plants, Medicinal, complementary and alternative medicine, Medicinal plants, anti-urolithiatic properties, antiurolithiatic properties, bark, calcium oxalate, Calcium oxalate, diuresis, ethylene glycol, hyperoxaluria, Kidney stones, nephrolithiasis, Nephrolithiasis, Traditional medicine, urolithiasis, Urolithiasis

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