[4]
Sreedhar, D.; Subramanian, G.; Udupa, N. Combination drugs: Are they rational. Curr. Sci., 2006, 91(4), 406.
[13]
Tripathi, S.; Tiwaskar, M.; Kota, S.; Parthan, G.; Mohanasundaram, A.D.S.; Mohan, V. Need of single pill fixed-dose combination with glimepiride in management of diabetes mellitus. J. Assoc. Phys. India, 2016, 2019(67), 2-6.
[16]
Bhargava, B.; Sharma, S.K.; Kshirsagar, N.; Tripathi, C.; Medhi, B. REM clinical trial pharmacokinetic and dynamic. In: Minutes of IND Committee Meeting; , 2019; pp. 1-29.
[17]
Tepzz, T.; Des, P.; Courte, M.À.; La, D.C.D.E. Combination immediate/delayed release delivery system for short half life pharmaceuticals including Remogliflozin. Eur. Pat. Specif., 2016, 1(19), 1-27.
[23]
Hilliard, M.E.; Weissberg-Benchell, J.; Hood, K.K. Psychometric properties of a diabetes resilience measure for adolescents. Diabetes, 2014, 63, A324.
[25]
Patle, K.; Bhowmick, M.; Rathi, J. Formulation and evaluation of monolithic matrix transdermal therapeutic system of vildagliptin using polymers eudragit RSPO and RLPO. Int. J. Med. Pharm. Res., 2018, 6(2), 50-61.
[26]
Department of Health and Aging, Australian Government of Therapeutic Goods Administration Australia. Australian public assessment report for Vildagliptin/Metformin hydrochloride. Ther. Goods Adm. About, 2010, 2020, 2-72.
[30]
Shrikrishna, B.; Mulgund, S.V.; Ranpise, N.S. Simultaneous spectrophotometric estimation of Vildagliptin and Metformin in bulk and tablet dosage form. Der Pharm. Chem., 2013, 5(1), 24-27.
[33]
Croxtall, J.D.; Keam, S.J. Vildagliptin a review of its use in the management of type 2 diabetes mellitus. Adis Drug Eval., 2008, 68(16), 2387-2409.
[36]
Olusola, A.M.; Adekoya, A.I.; Olanrewaju, O.J. Comparative evaluation of physicochemical properties of some commercially available brands of metformin Hcl tablets in Lagos, Nigeria. J. Appl. Pharm. Sci., 2012, 2(2), 41-44.
[37]
Mansour, O.; Ismail, G.; Mostafaisbera, M.; Almouhammad, M. Assessment of physicochemical properties of Furosemide (40mg) tablets marketed in Syria. J. Chem. Pharm. Sci., 2016, 9(4), 2879-2881.
[38]
Dailymed.. Glumetza TM 500mg (Metformin Hydrochloride extended release tablets) tablet, film coated, extended release. Food Drug Adm., 2006, 21-748(002), 3-18.
[53]
Prasad, P.; Divya, K.; Ramana, M.; Krishnaveni, A.; Vinay, J.; Mahadeswar, M. Analytical method development and validation for the estimation of Vildagliptin in bulk and its dosage form using Uv spectrophotometer. Indo Am. J. Pharm. Res., 2017, 7(12), 2231-6876.
[58]
Naveed, S.; Rehman, H.; Qamar, F.; Zainab, S. Method development and validation of vildagliptin using UV spectrophotometer. Int. J. Pharm. Sci. Res., 2014, 5(10), 714-717.
[60]
Housheh, S.; Mohammad, H.; Alahmad, Y. Spectrophotometric method for the determination of Vildagliptin in bulk and pharmaceutical dosage forms. Int. J. Pharm. Sci. Rev. Res., 2019, 58(2), 117-120.
[62]
Gundala, U.; Bhuvanagiri, C.S.; Nayakanti, D. Simultaneous estimation of vildagliptin and metformin in bulk and pharmaceutical formulations by UV spectrophotometry. Am. J. Pharmtech Res., 2013, 3(1), 338-345.
[64]
Raveendra, K.S.; Gaffar, S.M.; N., V.K. First derivative spectrophotometric simultaneous determination of Vildagliptin and metformin in tablet formulations. Pharmacophore, 2016, 7(2), 109-117.
[66]
Karim, R.; Poly, N.; Banoo, R. Development and validation of UV spectroscopic method for the determination of metformin. Int. J. Pharm. Sci. Res., 2012, 3(09), 3170-3174.
[70]
Shukla, R.; Singh, S.; Patel, J. Zero order and first order derivative spectrophotometric determination of Metformin HCL in bulk dosage form. Asian J. Pharm. Pharmacol., 2016, 2(1), 6-9.
[74]
Chavhan, B.; Patil, P.; Bavaskar, S.; Barhate, S. Development and Validation of Analytical Method for Simultaneous Estimation of Glibenclamide and Metformin Hcl in Bulk and Tablets Using Uv-Visible. World J. Pharm. Res., 2015, 4(11), 1257-1266.
[75]
Bhavyasri, K.; Surekha, T.; Sumakanth, M. A novel method development and validation of dapagliflozin and metormin hydrochloride using simultaneous equation method by UV- visible spectroscopy in bulk and combined pharmaceutical formulation including forced degradation studies. J. Pharm. Sci. Res., 2020, 12(8), 1100-1105.
[78]
Sujana, K.; Abbulu, K.; Bala Souri, O.; Archana, B.; Sindu, M.; Swathi Rani, G. Difference spectrophotometric methods for pioglitazone hydrochloride and metform in hydrochloride. J. Pharm. Sci. Res., 2011, 3(4), 1122-1126.
[79]
Dadhania, K.; Nadpara, P.; Agrawal, Y. Development and validation of spectrophotometric method for simultaneous estimation of gliclazide and metformin hydrochloride in bulk and tablet dosage form by simultaneous equation method. Int. J. Pharm. Sci. Res., 2011, 2(6), 1559-1563.
[80]
Riad, S.M.; Rezk, M.R.; Mahmoud, G.Y.; El Bayoumi, A.; Aleem, A. Spectrophotometric determination of sitagliptin and metformin in their pharmaceutical formulation. Int. J. Compr. Pharm., 2012, 5(01), 1-4.
[83]
Fouad, M.; Rashed, N. Development and validation of chromatographic and spectroscopic methods for estimation of Repaglinide and Metformin HCl in combined dosage form. J. Glob. Trends Pharm. Sci., 2014, 5(3), 1844-1848.
[87]
Cholke, P.; Shirsath, M.; Temak, Y.; Kagde, A.; Lagad, R. Development and Validation of UV-Visible Spectroscopy Method for Simultaneous Estimation of Saxagliptin Hydrochloride and Metformin Hydrochloride in Tablet Dosage Form. Int. J. Res. Pharm. Pharm. Sci., 2018, 3(4), 31-34.
[94]
Kharbade, S.; Asnani, A.; Pratyush, K. Development and validation of UV Spectrophotometric Method for simultaneous estimation of Metformin HCl and Repaglinide in pharmaceutical formulation. J. Drug Deliv. Ther., 2019, 9(3), 344-347.
[95]
Jayasundara, U.K. Method development, validation, and concentration determination of metformin hydrochloride and atorvastatin calcium using UV-Visible Spectrophotometry. J. Anal. Bioanal. Tech., 2021, 12(428), 2.
[96]
Prasanth, V.; Eapen, S. Development and validation of UV Spectroscopic Methods for the Estimation of Repaglinide and metformin hydrochloride in synthetic mixture. Int. J. Pharm. Sci. Heal., 2012, 1(1), 1-8.
[97]
Narasimha, D.; Prasada Rao, M.; Hussain, J.N.; Sumanoja, S.L.; Rajeswara, V. Method development and validation of forced degradation studies of metformin hydrochloride by using UV spectroscopy. Int. J. Pharm. Chem. Biol. Sci., 2013, 3(3), 546-553.
[98]
Anuruddha Chabukswar, P.S. RP-HPLC and UV-spectrophotometric methods development and validation for simultaneous estimation of teneligliptin and metformin in fixed dose combination. Curr. Pharma Res., 2019, 9(3), 3146-3154.
[99]
Srivastav, A.; Tiwari, P.; Maheshwari, S. Development and validation of simultaneous equation UV-spectrophotometric method for the estimation of metformin HCL and glimepiride in combined dosage form. Asian J. Res. Chem, 2013, 9, 1-8.
[102]
Mubeen, G.; Noor, K.; Vimala, M.N. Spectrophotometric method for estimation of metformin hydrochloride. Int. J. Chemtech Res., 2010, 2(2), 100-102.
[104]
Vrushali, K.B.; Snehal, G.G.; M, D.S.; Salim, P.G. Estimation of metformin hydrochloride in bulk and formulation by UV-spectroscopic area under curve method. J. Drug Deliv. Ther., 2019, 9(3), 163-167.
[111]
Khurd, A.; Miniyar, P.; More, S.; Doshi, K.; Gawande, V.; Sutar, A.; Kashid, A.; Tathe, S.; Gaikwad, S. Analytical method development and validation of vildagliptin by using quality by design approach. Eur. J. Biomed. Pharm. Sci., 2020, 7(3), 223-229.
[112]
Butle, S.R.; Deshpande, P. Validated Stability-Indicating HPTLC Method development for determination of vildagliptin as bulk drug and in tablet dosage form. Eur. J. Pharm. Med. Res., 2015, 2(6), 234-237.
[114]
Madhusudhan, P.; Reddy, M.R.; Devanna, N. A RP-HPLC Method development and validation for simultaneous estimation of metformin HCl and rosiglitazone in bulk and tablet dosage form. Pharm. Lett., 2015, 7(3), 180-187.
[123]
Sharma, K.; Parle, A.; Ahmad, S. Development and validation of HPTLC method for simultaneous estimation of metformin hydrochloride and alogliptin benzoate in bulk drugs and combined dosage forms. Sch. Res. Libr., 2015, 7(7), 321-328.
[125]
Manjushak, N.; Solomon, W.D.S.; Venkatanarayanan, R. Research article HPTLC method for simultaneous estimation of metformin HCl and sitagliptin in pharmaceutical dosage form. J. Innov. Pharm. Biol. Sci., 2016, 3(3), 69-74.
[133]
Bhole, R.P.; Gandhi, J.S.; Wankhede, S.B. Development and validation of HPTLC method for simultaneous estimation of canagliflozin and metformin hydrochloride in bulk and tablet dosage form. S. Afr. Pharm. J., 2017, 84(6), 65-71.
[134]
Sanjay, G.; Walode, A.V.K. Quantitative planner chromatographic method development for sitagliptin phosphate monohydrate and metformin hydrochloride in presence of their degradation product. Asian J. Res. Chem, 2015, 7, 1-26.
[135]
Jadhav, S.; Kupkar, S.; Dharam, D.; Jangam, A.; Chaudhari, P. Development and validation of RP-HPLC and HPTLC methods for simultaneous estimation of sitagliptin phosphate and metformin hydrochloride in bulk and dosage form. Indian J. Pharm. Educ. Res., 2012, 47(1), 13-16.
[137]
Barge, V.; Warghade, S.; Devlekar, N.N.; Patil, R.Y. Validated HPTLC method for simultaneous estimation of sitagliptin and metformin hydrochloride in bulk drug and formulation. Res. Rev. J. Pharm. Anal., 2014, 3(3), 45-50.
[139]
Susheel, J.; Paul, D.; Ravi, T. Development and validation of highperformance thin- layer chromatography method for the simultaneous densitometric determination of metformin and rosiglitazone in tablets. Austin J. Anal. Pharm. Chem., 2016, 3(3), 1071/1-1071/4.
[140]
Raja, T.; Lakshmana Rao, A. Validated HPTLC method for simultaneous estimation of metformin hydrochloride and sitagleptin phosphate in bulk drug and formulation. Rasayan J. Chem., 2012, 5(3), 407-413.
[145]
Chaphekar, M.; Hamrapurkar, P. Development and validation of RP-HPLC assay method for vildagliptin using Qbd approach. Indian J. Res. Pharm. Biotechnol., 2016, 8(03), 157-165.
[146]
Malakar, A.; Bokshi, B.; Nasrin, D. Development and validation of RP - HPLC method for estimation of vildagliptin from tablet dosage form. Int. J. Pharm. Life Sci. Vol., 2012, 1(1), 37-39.
[147]
Manohar, K.; Thangabalan, B.; Babu, S.M. Method development and validation for the simultaneous estimation of vildagliptin and metformin in tablet dosage form by RP - HPLC. Int. J. Res. Pharm. Nano Sci., 2014, 3(2), 80-87.
[151]
Shaikh, N.K.; Jat, R.; Bhangale, J.O. Analysis Of vildagliptin And nateglinide For simultaneous estimation using spectro-chromatographic methods. Eur. J. Mol. Clin. Med., 2020, 07(08), 741-755.
[153]
Sultana, R.; Bachar, S.; Rahman, F. Development and validation of stability indicating assay method of vildagliptin in bulk and tablet dosage form by RP-HPLC article. Int. J. Pharm. Life Sci., 2013, 4(4), 2530-2534.
[159]
Rao, K.H.; Rao, A.L.; Sekhar, K.B.C.; Pradesh, A.; Sciences, P.; Pradesh, A. Development and validation of HPLC method for the estimation of vildagliptin in pharmaceutical dosage form. Int. J. Pharm. Chem. Biol. Sci., 2014, 4(2), 361-366.
[160]
Varma, D. A. L. R. and S. C. D. Simultaneous determination of metformin and vildagliptin in solid dosage form by stability indicating RP-HPLC method. Int. Res. J. Pharm., 2013, 4(1), 19-27.
[162]
Rao, B.S.; Dubey, S.S.; Rao, K.N.; Kiran, B.V. Development and validation of a reverse phase HPLC method for the determination of metformin HCl in pharmaceutical dosage forms. Asian J. Chem., 2012, 24(12), 5460-5462.
[167]
Rajan, V.; Rele, S.P.P. Application of RP - HPLC technique for development of analytical method for validation of metformin hydrochloride from bulk and dosage form. Asian J. Res. Chem, 2021, 14(4), 1-17.
[171]
Snehal, B.; Prerana, J. Development and validation of RP-HPLC method for simultaneous estimation of metformin hydrochloride and glipizide in bulk and pharmaceutical dosage form. J. Drug Deliv. Ther., 2019, 9(3), 146-155.
[173]
Nagaraju, P.; Devi, G.P. Method development and validation for simultaneous estimation of metformin HCl and myo-inositol in pharmaceutical dosage form by using RP - HPLC. World J. Adv. Healthc. Res., 2021, 5(3), 389-402.
[175]
Gadapa, N.; Tripathi, U.M. RP-HPLC Analytical method development and validation for simultaneous estimation of two drugs nitazoxanide, ofloxacin and its pharmaceutical dosage forms. Int. J. Chemtech Res., 2012, 4(2), 775-783.
[177]
Nyola, J. K.; Govindasamy, J. Sitagliptin and metformin hydrochloride in pure and tablet dosage form by UV-VIS spectroscopy. World J. Pharm. Pharm. Sci., 2012, 1(4), 1392-1401.
[181]
Lakshmi, K.S.; Rajesh, T.; Sharma, S. Simultaneous determination of metformin and pioglitazone by reversed phase HPLC in pharmaceutical dosage forms. Int. J. Pharm. Pharm. Sci., 2009, 1(2), 162-166.
[186]
Sirigiri, N.; Subramanian, N.S.; Reddy, N.K. Stability Indicating Method Development and Validation for Simultaneous Estimation of Linagliptin and Metformin HCl in Tablets by HPLC. Int. J. Pharm. Sci. Res., 2018, 9(10), 4294-4302.
[187]
Nirupama, D.; Venkateswara, P.; Thangabalan, B.; Manohar, B. Development and Validation of RP-HPLC Method for Simultaneous Estimation of Gliclazide and Metformin in Pure and Tablet Dosage Form. Int. J. Pharm. Anal. Res., 2014, 3(4), 326-333.
[190]
Bhamare, P.C.; Bari, S.B.; Natarajan, S.; Patil, A.A.; Patil, S.H.; Shirode, P.T. Development and validation of a precise single stability indicating HPLC method for determinations of metformin hydrochloride and fenofibrate, in pure form and in pharmaceutical tablets. Int. J. Pharm. Tech. Res., 2011, 3(1), 505-515.
[191]
Chengalva, P.; Angala Parameswari, S.; Aruna, G. Development and validation of Rp-Hplc method for metformin hydrochloride and nateglinide in bulk and combined dosage form. Int. J. Pharm. Pharm. Sci., 2016, 8(4), 267-271.
[192]
Vetapalem, R.; Yejella, R.; Atmakuri, L. Development and validation of stability indicating RP-HPLC method for simultaneous estimation of teneligliptin and metformin. Asian J. Pharm. Res. Heal. Care, 2008, 1, 1-10.
[194]
Pandya, R.; Rathod, R.; Maheswari, D. Bioanalytical method development and validation for simultaneous determination of linagliptin and metformin drugs in human plasma by RP-HPLC Method. Pharmacophore, 2014, 5(2), 202.
[201]
Maity, S.; Patra, S.K. Development of reverse phase HPLC method and validation for the estimation of metformin hydrochloride and glipizide in combined dosage form. J. Chem. Pharm. Res., 2018, 10(3), 142-147.
[206]
Panchal, W.; Wadekar, A.; Manwar, J.; Malode, G.; Chaudhari, K.; Bakal, R. RP-HPLC Method for simultaneous determination of ibuprofen and famotidine in pharmaceutical dosage form. World J. Pharm. Med. Res. Med. Res., 2021, 7(5), 234-238.
[207]
Priyanka, K.; Prasanna, A. Method development and validation of simultaneous determination of metformin and saxagliptin in pharmaceutical dosage form by RP - HPLC. Int. J. Chemtech Res., 2015, 5(1), 381-387.
[209]
Fouad, M.M. RP-UPLC Method development and validation for simultaneous estimation of vildagliptin with metformin hydrochloride and ciprofloxacin hydrochloride with dexamethasone sodium phosphate. World J. Pharm. Sci., 2015, 3(9), 1755-1762.
[218]
Tiwari, A.; Vandana, S.; Siddiqui, A.W.; Panigrahy, B.K. Arshad Khuroo; Lalit, T. Bioanalytical method development and validation of vildagliptin in rat plasma using LCMS/MS method. Int. J. Adv. Sci. Res., 2019, 10(3), 22-29.