Natural Superdisintegrant: Opportunity in Oral Drug Delivery System

Author(s):  
Rina G. Maskare ◽  
Nitin H. Indurwade ◽  
Aparna O. Yadav ◽  
Ajita S. Kesharwani ◽  
Aishwarya A. Jain ◽  
...  

The present work concerned with formulation and evaluation of fast disintegrating tablet of Topiramate by using natural superdisintegrants like Trigonellafoenum graceum (fenugreek) powder, Plantago ovata powder, dehydrated banana powder, soy polysaccharide, linseed powder. Topiramate is an antiepileptic drug and also used in migraine. Preformulation studies like solubility, melting point were studied. Five formulations were prepared using different natural superdisintegrant with same concentrations by using direct compression method. All the formulations were evaluated for precompression parameters and all the parameters were found to be within the pharmacopoeial limits. Post compression parameters like hardness of the tablet, thickness of the tablet, friability test, weight variation, disintegration test, in-vitro dissolution test, drug content were performed. The formulation F-5 containing Trigonellafoenum-graceum (fenugreek) powder shown disintegration time of 12sec. Rapid disintegration of the Trigonellafoenum-graceum due to its rapid water absorbency swells in water to the extent of 200–300% disintegrates rapidly for quick and complete disintegration of the tablet. An accelerated stability study on optimized formulation was performed and it was found to be stable. It can be concluded that Trigonellafoenum-graceum (fenugreek) powder as Superdisintegrant showed better release than soy polysaccharide, plantago ovata powder, dehydrated banana powder and linseed powder.

2015 ◽  
Vol 51 (3) ◽  
pp. 569-578 ◽  
Author(s):  
Nilesh Choudhary ◽  
Jasmine Avari

Orally disintegrating systems have carved a niche amongst the oral drug delivery systems due to the highest compliance of the patients, especially the geriatrics and pediatrics. In addition, patients suffering from dysphagia, motion sickness, repeated emesis and mental disorders prefer these medications because they cannot swallow large quantity of water. Further, drugs exhibiting satisfactory absorption from the oral mucosa or intended for immediate pharmacological action can be advantageously formulated in these dosage forms. However, the requirements of formulating these dosage forms with mechanical strength sufficient to withstand the rigors of handling and capable of disintegrating within a few seconds on contact with saliva are inextricable. The purpose of this research was to mask the bitter taste of granisetron hydrochloride. To mask the taste Kollicoat(r) Smartseal 30D was used as coating polymer for pellet coating. The coated pellets of the drug was directly compressed with different superdisintegrant as AC-Di-Sol, Explotab and Kollidon CL in different concentration 5.0-7.5% w/w into an ODT. The prepared tablets were evaluated for hardness, friability, weight variation, wetting time, wet absorption ratio, in-vitro disintegration time and in vitro dissolution studies. Tablets exhibited quick disintegration characteristics with Kollidon CL in concentration 7.5% w/w i.e., within 20 seconds, which is characteristic of orally disintegrating dosage forms. More than 98% of drug was released from the formulations within 15 minutes. Formulations subjected to stability testing as per the ICH guidelines for 3 months, indicated stability with no change in taste, hardness, drug content, disintegration time and dissolution profiles. Thus, the results conclusively demonstrated successful masking of taste and rapid disintegration of the formulated dosage forms in the oral cavity.


Author(s):  
MEGHANA RAYKAR ◽  
MALARKODI VELRAJ

Objective: This study aims to Formulate Mouth Dissolving Tablets (MDTs) of Tofacitinib Citrate with the increase in bioavailability and patient compliance. Methods: Mouth Dissolving Tablets (MDTs) of Tofacitinib Citrate were developed by full factorial design at 32levelsand prepared by direct compression method using super integrants like sodium starch glycolate, Ludiflash. The tablets were compressed into compacts on a 10 station tablet machine. The bulk drug was characterised by determining, MP, Solubility, pH and FTIR spectra. Results: The weight variation, hardness and diameter, thickness, friability, drug content, wetting time, in vitro disintegration time and in vitro dissolution studies, and stability study, tablet thickness, weight variation and drug content post compression parameters remained consistent and reproducible. All the formulations showed, almost 100 percent of drug release within 75 min. Formulations F1, F2 and F3 were prepared with 5 mg of SSG and 20 mg, 30 mg, and 40 mg Ludiflash which shows % release of drug in the order of F1<F2<F3. Formulations F4, F5 and F6 were prepared with 10 mg of SSG and 20 mg, 30 mg, and 40 mg Ludiflash which shows % release of drug in the order of F4<F5<F6. Formulations F7, F8 and F9 were prepared with 15 mg of SSG and 20 mg, 30 mg, and 40 mg Ludiflash which shows % release of drug in the order of F7<F8<F9. Conclusion: It is concluded that the amount of superdisintegrants decreases disintegration time of tablets, decreases wetting time, increases the cumulative % drug release causes better absorption.


2018 ◽  
Vol 10 (5) ◽  
pp. 214
Author(s):  
Zainab H. Mahdi ◽  
Nidhal K. Maraie ◽  
Zahraa Amer Al-juboori

Objective: Oral drug delivery is the most desired route for drug administration for its well-known features. Therefore, many attempts were implemented to improve the poor solubility of many active ingredients in order to enhance their dissolution and absorption via the oral route. From these, the liquisolid system is a very promising technology for enhancing solubility and bioavailability of poorly soluble drugs.Methods: In this research, oral capsules of cefixime were prepared by liquisolid technique after mixing different concentrations of the drug with propylene glycol (non-volatile solvent), followed by their addition to different proportions of microcrystalline cellulose and aerosil i.e. different carrier: coating (R-value). The liquisolid capsules were evaluated for In vitro disintegration and dissolution in addition to content uniformity and weight variations. Furthermore, solubility studies, scanning electron microscope (SEM) were performed to the optimum formula. Finally, the release profile of the optimum formula was compared with the marketed cefixime capsules.Results: Liquisolid formula (F3) with 70% cefixime and R-value equals 10 was selected as the optimum formula having higher % release in 45 min (99.5%±0.53) compared to other formulas with faster release rate in the first 20 min than marketed capsules. It had an acceptable disintegration time (25 min±0.76), content uniformity (197.6±0.92) and weight variation (698.04±0.16). Results of solubility study, SEM assured enhancement in solubility and dispersibility of the drug.Conclusion: This research proved that liquisolid system is a promising technology in improving the solubility and dissolution of cefixime from its capsules and hence it may improve its absorption and oral bioavailability.


2019 ◽  
Vol 9 (6) ◽  
pp. 110-115
Author(s):  
Rajat Pawar ◽  
Ravi Sharma ◽  
Gajanan Darwhekar

This research work was aimed to enhance the oral bioavailability and provide faster onset of action of Prochlorperazine maleate (used for the treatment nausea and vomiting) by formulating its mouth dissolving film (MDF). Prochlorperazine belongs to BCS II and oral bioavailability of it’s about 11-15%. The MDF of Prochlorperazine  maleate was prepared by solvent casting  method using HPMC (film forming agent),Glycerol (plasticizer), Betacyclodextrin (solubilizing agent), Citric acid (saliva stimulating agent), Mannitol (sweetening agent). The formulation was optimized by two factors, three levels (32) was used for the formulation optimization of fast dissolving film of Prochlorperazine maleate and experimental trials are performed on all 9 formulation. In which the amount of HPMC, Glycerol were selected as independent variables (factor) varied at three different level: low (-1), medium (0), and high (+1) levels. The drug release and disintegration time used as dependent variables (response). and formulation was evaluated for weight variation, thickness, folding endurance, drug content, in- vitro disintegration, in vitro dissolution study and stability study. Based on results it was concluded that MDF (F3) showed enhanced bioavailability and faster onset of action. Keywords: Prochlorperazine maleate, Mouth dissolving film, bioavailability


Author(s):  
S. Preethi ◽  
S. Padmapriya ◽  
A. N. Rajalakshmi

The study was aimed to formulate and evaluate dispersible tablets of a model anti-parasitic drug (XXX) with an objective to produce fast dispersion of tablets by reducing the disintegration time using three superdisintegrants like Sodium Starch Glycolate (SSG), Crospovidone (PVP K30) and Croscarmellose sodium (CCS) and also diluents namely MCC and Lactose by changing their concentrations in each formulations. Totally six formulations (F1-F6) were prepared by direct compression method and evaluated for hardness, thickness, weight variation, friability, wetting volume, wetting time, water absorption ratio, uniformity of dispersion, in-vitro disintegration time, Drug content, in-vitro dissolution test and release kinetics study. FTIR studies was carried out to see possible drug excipients interaction. The stability studies were performed as per ICH guidelines. Among the formulations F6 formulation was found to be promising as it showed better results than other five formulations with In-vitro disintegration time, percentage drug release and dispersion time of 16 ± 0.93 seconds, 98.32±0.54% and 66±1.30 seconds respectively. Further the FTIR results revealed that there was no interactionF between drug and excipients. Stability study of formulation showed no significant changes in tablet properties and the drug follows Higuchi release kinetics with Fickian diffusion mechanism.


Author(s):  
Dharmik M Mehta ◽  
P K Shelat ◽  
P B Parejiya ◽  
A J Patel ◽  
B Barot

 The main objective of this study is to explore development of pharmaceutical excipients from the husk obtained from the seeds of Plantago ovata. Husk shows very good swelling property in water due to the major part of mucilage in it. Since swelling is one of the mechanisms of action of some tablet disintegrants, it is thought that the husk powder of Plantago ovata would be able to act as a tablet disintegrant. The powder obtained from the Plantago ovata husk was characterized for micromeritical properties, swelling capacity, hydration capacity, LOD, pH, particle size, foreign particles, ash value and microbial limit tests. Its disintegrant ability in comparison with maize starch was investigated by preparing famotidine tablets via the direct compression method. It was also compared with three marketed tablets of famotidine. The Plantago ovata husk powder, however, showed superior flow, swelling capacity as well as water retention capacity than maize starch. The tablets were characterized for hardness, friability, weight variation, in vitro disintegration study and in vitro dissolution study. The optimized batch F2C comprising of 10% of the Plantago ovata husk powder showed a 15 seconds disintegration time, which was significantly less than tablets prepared from maize starch as well as all three market preparations. Tablets from batch F2C were submitted for short term stability studies and exhibited stable characteristics.


Author(s):  
Sudarshan Singh ◽  
S S Shyale ◽  
P Karade

The aim of this study was to design orally disintegrating tablet (ODT) of Lamotrigine. It is an Antiepileptic drug which is widely used in epilepsy. It is also used in simple and complex partial seizures and secondary generalized tonic-clonic seizures. It is poorly water soluble drug (0.46 mg/ml). Thus, an attempt was made to enhance the water solubility by complexation with β-cyclodextrin (1:1 molar ratios). The orally disintegrating tablet of lamotrigine was prepared by direct compression method using different concentration of superdisintegrants such as Sodium starch glycollate, croscarmellose sodium by sublimating agent such as camphor. The formulations were evaluated for weight variation, hardness, friability, drug content, wetting time, in vitro disintegration time and in vitro dissolution studies. The prepared tablets were characterized by Fourier transform infrared spectroscopy and differential scanning calorimetry. The disintegration time for the complexed tablets prepared by different concentration of superdisintegrants was found to be in range of 32.54 ± 0.50 to 55.12 ± 0.57 sec and wetting time of the formulations was found to be in range of 28.47 ± 0.67 to 52.19 ± 0.72 sec. All the formulation showed almost 100 percent of drug release within 15 min. Among all the formulation F6 and F7 prepared with 18% croscarmellose sodium and camphor shows faster drug release, respectively 10 min, F6 gives good result for disintegration time, drug release, wetting time and friability. Further formulations were subjected to stability testing for 30 days at temperature of 40 ± 5 ºC/75 ± 5 %RH. Tablets showed no appreciable changes with respect to physical appearance, drug content, disintegration time and dissolution profiles. Results were statistically analyzed by one-way ANOVA at a p < 0.05. It was found that, the data at any point of time are significant at p < 0.05.


Author(s):  
Sarika S. Malode ◽  
Milind P. Wagh

The objective of present work was to develop taste masked orodispersible tablets of mirabegron. Mirabegron is beta 3 adrenoceptor agonist used to treat overactive bladder. Overactive bladder (OAB) is defined as a symptom syndrome showing feeling of urgency to urinate, typically accompanied by frequent daytime and nocturnal urination, in the absence of proven infection or other obvious pathology. Over active bladders are generally common in geriatrics. Moreover, this drug has a very strong bitter taste. Frequent dosing requires frequent water intake, which further aggregates the condition of over active bladder and bitter taste of drug affects patient compliance. Hence a need arises to mask the bitter taste for development of an ODT which does not require consuming water with every dosage. In this work, the bitter taste of mirabegron was masked by forming a complex with an ion exchange resin tulsion 344. The drug resin complexation process was optimized for resin activation, drug: resin ratio, soaking time and stirring time. In –vitro release studies revealed complete drug elution from the complex within 10 minutes in pH 1.2 buffer. The taste-masked complex was then formulated into palatable orodispersible tablets using a direct compression approach by use of superdisintegrants to achieve a rapid disintegration. The tablets were evaluated for weight variation, hardness, friability, drug content, wetting time, In- vivo disintegration time and in-vitro dissolution time.


Author(s):  
Omar Saeb Salih ◽  
Roaa Abdalhameed Nief

ABSTRACTObjective: The objective of this study is to develop a controlled release matrix tablet of candesartan cilexetil to reduce the frequency of administration,enhance bioavailability and improve patient compliance; a once daily sustained release formulation of candesartan cilexetil is desirable.Methods: The prepared tablets from F1 to F24 were evaluated with different evaluation parameters like weight variation, drug content, friability,hardness, thickness and swelling ability. In vitro release for all formulas were studied depends on the type and amount of each polymer, i.e. (16 mg,32 mg and 48 mg) respectively beside to the combination effect of polymers on the release of the drug from the tablet.Results: In vitro release showed that formula 13 had the faster release (100% after 4 h) which contained acacia (1:1) and the lowest sustain releasewas showed for F7 (73% after 8 h) which contained HPMC K100M (1:1). Formula 1 was an 89 % release after 8 h which contain eudragit RS100; F4was a 100 % release after 5 h which contain Na CMC, F10 was a 100% after 8 h which contain xanthan gum and F16 was a 100 % release after 5 hwhich contain tragacanth polymer. Formula 9 had a lower release than F7 and F8 respectively. Formula 7 can be used for sustain oral drug delivery ofcandesartan cilexetil while Formula 13 can be used in contrary as fast release tablets for faster response.Conclusion: Controlled drug delivery system is promising for less dosing and higher patient compliance.Keywords: Angiotensin II receptor antagonist, Hypertension, Matrix system, Control release.


2021 ◽  
Vol 11 (5) ◽  
pp. 115-120
Author(s):  
Kritika Rai ◽  
Vivek Jain ◽  
Sunil Kumar Jain ◽  
Pushpendra Kumar Khangar

Orally disintegrating tablets (ODT) disintegrate quickly with saliva when administered into the oral cavity and taken without water or chewed. ODT are easy to take for children and the elderly, who may experience difficultly in taking ordinary oral preparations such as tablets, capsules, and powders.  The ODT threes substantial benefits for the patient (or elder) who cannot swallow (Dysphagia), or who is not permitted water intake due to disease. The reason of the current research was to prepare taste masking oral disintegrating tablets of poorly soluble lornoxicam (LXM) by direct compression technique using Kyron T-114 (cation exchange resin) as a taste masking agent. With in various ratios the Drug-resin of 1:4 was established to present best taste masking. The superdisintegrants used in formulation are croscarmellose sodium and cross povidone. Among these croscarmellose sodium demonstrated superior drug release. The tablets were evaluated for friability, weight variation, wetting time, hardness, disintegration time and uniformity of content. Optimized formulations were evaluated for in vitro dissolution test. Amongst all the formulations F-6 was found to be most successful tablets prepared by this technique had disintegration time of 30sec and % CDR 94.78 within 30min. Hence, this advance can be utilized for taste masking of bitter pharmaceutical ingredients leading to superior patient compliance. Keywords: Oral disintegration tablets, Lornoxicam, Kyron T-114, Superdisintegrants, Direct Compression.


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