scholarly journals Development and Evaluation of Polyherbal Formulation for Anti Diabetic Potential in Streptozotocin-Induced Diabetic Rats

2022 ◽  
Vol 01 (01) ◽  
pp. 46-52
Author(s):  
Hema Barti ◽  
Veerma Ram
2021 ◽  
Vol 10 (2) ◽  
pp. 111-115
Author(s):  
Abednego Okeoghene Warri ◽  
Emuesiri Goodies Moke ◽  
Aishat Oyinkansola Balogun ◽  
Kennedy Chibogu Nzeh ◽  
Emuesiri Kohworho Umukoro ◽  
...  

Madam F. Kayes Bitters® is an herbal formulation commonly used in Nigeria and some African countries in the management of diabetes mellitus and other diseases conditions. This study evaluated the in-vivo hypoglycaemic activity, as well as acute toxicity of the polyherbal formulation to provide its efficacy and safety. Healthy albino mice (20-30 g) and Sprague Dawley female rats (90-130 g) were used for this study. Acute toxicity study (LD50) of the herbal formulation was determined by methods originally described by Miller and Tainter in 1994. Following oral dosing with glucose (2 g/kg) in normal fasted animals, herbal formulation (HF) at various doses was administered and blood glucose levels at 30 minutes, 60 minutes, 90 minutes, and 120 minutes were taken and recorded. Diabetes was induced using alloxan 150 mg/kg and diabetic rats were given the HF at doses of 50, 100, and 200 mg/kg with glibenclamide 2.5 mg/kg used as standard drug treatment. Blood glucose level was determined on 1st day, 7th day, 14th and 21st day. The LD50 was greater than 5g/kg with oral administration. The oral glucose tolerance test showed that the group that received 100 mg/kg HF showed a significant reduction (p<0.05) in glucose level after 120 minutes when compared to the basal level of glucose recorded. All treated diabetic groups showed a significant decrease in glucose level on the 21st day. The herbal formulation of Hydrastis canadesis Aloe capensis, Echinacea angustifolia and honey exhibited a significant glucose-lowering activity in alloxan-induced diabetic rats.


Author(s):  
PULAK MAJUMDER ◽  
PARIDHAVI M

Objective: The concept of the synergistic effect of poly-herbalism was as old as medicine history. Present novel polyherbal formulation (PHF) composed of five different herbs. The present investigation aimed to evaluate the synergistic therapeutic hypoglycemic potential of PHF against streptozotocin (STZ) (60 mg/kg b.w, ip)-induced diabetic rats. Methods: For this therapeutic study, the dose was framed orally once a day to the test objects after STZ dosing at 500 mg/kg/5 ml dosage levels for 21 days. The transformation of body weight and blood glucose level was examined, and the histopathological changes of beta cells of the pancreas, cellular architectures of liver and kidney were also perceived after scarification of the objects. Results: The outcomes were compared to that of glibenclamide (5 mg/kg) treated group. Declines of body weight and blood glucose levels were perceived in STZ-induced diabetic animals very significantly (p<0.01 or p<0.05). However, these diabetic changes were significantly (p<0.01 or p<0.05) decreased in PHF-dosing groups revealed more encouraging effects compared to that of glibenclamide. In the other hand, various liver function and enzymes test (creatinine, urea, total bilirubin, total albumin, alkaline phosphatase, gamma-glutamyl transferase, aspartate transaminases, and alanine transaminases) and lipid profile (total cholesterol, triglycerides, high-density lipoprotein cholesterol, total protein, low-density lipoprotein [LDL], and very LDL) studies strongly indicate the potential action of this novel formulation. Conclusions: It is deliberated that PHF has the favorable effect to normalize the blood glucose levels, and also rejuvenation and reproduction of beta cells lead a better futuristic ant diabetic therapy for diabetic management.


2019 ◽  
Vol 9 (1) ◽  
pp. 69-76
Author(s):  
Devendra Kumar ◽  
Neerja Trivedi ◽  
Rakesh Kumar Dixit

Objective: The aim of the present study was to examine the effect of a polyherbal formulation (PHF) on pharmacokinetics and pharmacodynamics of metformin in rats. Methods: The present study was conducted to determine the beneficial outcomes of PHF along with metformin by studying herb-drug interactions. PHF was prepared by five indigenous herbs, Those are being used traditionally as antidiabetic in India. PHF doses (100 mg/kg/day) were administered to Sprague-Dawley rats by an oral route of different groups for multiple weeks except for control. Metformin (100 mg/kg) was orally administered at 7th and 30th day to control and PHF pretreated rats for pharmacokinetics study while pharmacodynamics study was conducted in PHF treated and untreated diabetic rats. No more significant difference was found in the pharmacokinetic parameters in PHF treated at 7th day while a significant increase was found in AUC at the 30th day. Results: The hypoglycemic effect was observed with a combination of metformin and PHF, significantly more compared to control. Metformin decreased the blood glucose 1.51 fold at 7th day and 1.7 fold at 30th day respectively, compared to control. Conclusion: Thus, this finding indicates that PHF increased the AUC of metformin. It might increase bioavailability through drug-herb interaction thereby affecting the therapeutic effect. This formulation can be considered as an adjunct to metformin in the management of diabetes mellitus.


Author(s):  
Talha Jawaid ◽  
Kumari Nishu ◽  
Mehnaz Kamal ◽  
Saud M. Alsanad

Aim: The current study observed the antidiabetic effect of Vasant Kusumakar Ras, an Ayurvedic polyherbal formulation, in alloxan-induced and dexamethasone-induced diabetic rats. Materials and Methods: Alloxan (120 mg/kg, i.p.) and dexamethasone sodium phosphate (5 mg/kg, i.p.) were used to induce diabetes in rats. The oral antidiabetic activity of Vasant Kusumakar Ras was evaluated by single doses of Vasant Kusumakar Ras (400 and 600 mg/kg, p.o.) in albino rats during a 10-day treatment period, with the effect of the Vasant Kusumakar Ras on blood glucose levels and serum lipid parameters measured on 0, 7th, and 11th day. Glibenclamide (5 mg/kg, p.o.) was used as the reference drug. Results: In alloxan-induced diabetic rats, the elevated levels of blood glucose significantly (p < 0.05) decreased after oral administration of Vasant Kusumakar Ras (400 mg/kg and 600 mg/kg), and Glibenclamide (5 mg/kg). When compared to the diabetic control group, treatment with Vasant Kusumakar Ras and Glibenclamide for 10 days reduced total cholesterol (TC) significantly (p < 0.001). Treatment with Vasant Kusumakar Ras and Glibenclamide for 10 days, significantly (p < 0.001) decreased low-density lipoprotein (LDL) level when compared to the diabetic control group. In dexamethasone-induced diabetic rats, all rats given with dexamethasone and Vasant Kusumakar Ras (400 mg/kg and 600 mg/kg) showed a significant (p < 0.05) decrease in the level of blood glucose when compared with diabetic control rats. The rats treated with dexamethasone and Glibenclamide showed a significant (p < 0.05) decrease in blood glucose level when compared to diabetic control rats. When compared to the diabetic control group, treatment with Vasant Kusumakar Ras and Glibenclamide (5 mg/kg) for 10 days reduced TC significantly (p < 0.001). Treatment with Vasant Kusumakar Ras and Glibenclamide for 10 days, significantly (p < 0.001) decreased LDL level when compared to the diabetic control group. Conclusion: Vasant Kusumakar Ras was shown to have significant antidiabetic activity comparable to that of glibenclamide and it also improves the lipid metabolism in both alloxan-induced and dexamethasone-induced diabetic rats.


2015 ◽  
Vol 7 (5) ◽  
pp. 283-288
Author(s):  
Richa Agrawa ◽  
Rajesh Maheshwari ◽  
Ramachandran Balaraman ◽  
Avinash Seth

Author(s):  
KISHOR KUMAR V ◽  
LALITHA K G

Objective: To investigate the antidiabetic and antihyperlipidemic activities of polyherbal formulation (PHF) containing seven plants namely Cassia auriculata, Cassia fistula, Syzygium cumini, Cyperus rotundus, Saussurea lappa, Terminalia arjuna and Salacia reticulate in streptozotocin (STZ) - nicotinamide (NC) induced diabetic rats by administering oral doses (200 and 400 mg/kg body weight). Materials and Methods: Animals were divided into diabetic and nondiabetic groups. Rats were fed with normal laboratory diet and induced with a single intraperitoneal injection of 60mg/kg of STZ, and thereafter 120 mg/kg NC was injected after 15min. Diabetic rats were treated with formulation (200 and 400 mg/kg) and glibenclamide 5 mg/kg. Blood glucose levels were measured using blood glucose test strips with ACCU CHEK glucometer. Glycosylated haemoglobin, total haemoglobin, lipid profiles, lipoproteins, hepatic marker enzymes activity were determined in normal and STZ- NC induced diabetic rats after oral administration of the PHF for 28 days. Histopathological changes in normal and diabetic rat pancreas organs were also observed after PHF treatment.The statistical analysis of results was carried out using one-way analysis (ANOVA) followed by post hoc multiple comparison tests. Results: Treatment of diabetic rats with PHF (200 and 400 mg/kg) and glibenclamide (5 mg/kg) indicate significant decreased blood glucose level and significant improvement in body weight. PHF treated rats showed significant (P < 0.01) decrease in the level of HbA1C, TC, TG, LDL, VLDL, AST, ALT and ALP while a significant increment in the level of Hb, HDL cholesterol was observed. Furthermore, the PHF treated rats has a favourable effect on the histopathological changes of the pancreas in STZ-NC induced diabetes. Conclusion: These findings suggested the antihyperglycemic and antihyperlipidemic properties of the PHF and thus help in preventing future complications of diabetes.


2017 ◽  
Vol 16 (4) ◽  
pp. 148
Author(s):  
Tripathi Nagja ◽  
Vimal Kumar ◽  
Acharya Sanjeev

The aim of the present study was to determine the anti-diabetic activity of a polyherbal formulation in streptozotocin induced type 2 diabetic rats. The hydroalcoholic extracts of Eugenia jambolana, Gymnema sylvestre, Momordica charantia and Andrographis paniculata and sodhana processed extract of Myristica fragrans were prepared. The 2 day old neonatal rats were injected with 90 mg/kg of streptozotocin intraperitoneally to induce type 2 diabetes. After six weeks of streptozotocin injection, polyherbal formulation was daily administered at a dose of 400 mg/kg body weight to diabetic rats for a period of 28 days. Blood samples were collected from the retro orbital plexus of the eye and blood glucose level was estimated by glucose oxidase-peroxidase method. The study indicated that polyherbal formulation at a dose of 400 mg/kg body weight showed significant decline (p&lt;0.001) in blood glucose level.


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