Overview
Disintegrant excipients are specialized additives used in pharmaceutical formulations to ensure the rapid breakdown of solid dosage forms like tablets or capsules upon ingestion. They play a critical role in drug delivery by enhancing the dissolution rate and bioavailability of active pharmaceutical ingredients (APIs). Common types include superdisintegrants (e.g., croscarmellose sodium) and traditional disintegrants (e.g., starch derivatives). These materials work by absorbing water and swelling, creating internal pressure that breaks apart the tablet matrix. Their selection depends on factors like API compatibility, desired disintegration time, and regulatory requirements. Disintegrants are indispensable in fast-dissolving and immediate-release formulations.
Physical and Chemical Properties
Disintegrant excipients are typically fine powders with high porosity and low bulk density, enabling efficient water absorption. For example, croscarmellose sodium swells up to 10 times its original volume upon hydration. Sodium starch glycolate exhibits rapid swelling and low gel formation, making it ideal for fast-disintegrating tablets. Chemically, these excipients are inert and do not react with APIs. Their performance is influenced by particle size, moisture content, and compression force during tablet manufacturing. Stability under humid conditions is a key consideration, as some disintegrants may lose efficacy if improperly stored.
Main Applications
Disintegrants are primarily used in oral solid dosage forms, including conventional tablets, chewable tablets, and orally disintegrating tablets (ODTs). In ODTs, superdisintegrants like crospovidone enable disintegration within 30 seconds, improving patient compliance for pediatric and geriatric populations. They are also employed in capsule formulations to prevent clumping and ensure uniform drug release. Beyond pharmaceuticals, disintegrants find niche applications in effervescent products and diagnostic test tablets. The choice of disintegrant depends on the API’s solubility and the desired release profile.
Safety and Storage
Most disintegrant excipients are non-toxic and comply with pharmacopeial standards (USP/EP). However, dust inhalation during handling should be avoided, as it may cause respiratory irritation. Proper PPE, such as masks and gloves, is recommended during industrial processing. Storage requires protection from moisture, which can prematurely activate swelling properties. Original packaging with desiccants is advised. Shelf life typically ranges from 2–5 years under optimal conditions. Manufacturers must conduct stability testing to ensure performance consistency.
B2B Procurement Guide
When sourcing disintegrant excipients, prioritize suppliers with cGMP certification and ISO 9001 compliance. Request Certificates of Analysis (CoA) to verify purity, particle size distribution, and microbial limits. Batch-to-batch consistency is critical for formulation reproducibility. Consider regional regulations; for example, croscarmellose sodium must meet USP-NF standards for the U.S. market. Bulk pricing varies by order volume, with discounts commonly available for quantities above 100 kg. Partner with suppliers offering technical support for formulation optimization.
Related Manufacturers
- 主营：葵二酸、乙二醇、防锈剂、防冻液、润滑剂、荧光绿、酒石酸、1303-86-2、增稠剂、钛白粉、增白剂、k12粉状、丙三醇、建筑防水、去除异味、蒸气湿地、三乙醇胺、氨基硅油、厂家直发、水杨酸粉、铁黑颜料、异十三醇、十八酸铁、水产养殖、松香
- 主营：海藻糖、柠檬酸、黄原胶、氯化钙、薄荷脑、泊洛沙姆、聚乙烯醇PVA、聚山梨酯、碳酸氢钠、注射蛋黄卵磷脂、注射大豆油、甘油、倍他环糊精、海藻酸钠、聚丙烯酸钠、酒石酸、丙二醇、聚乙二醇、HS15、聚氧乙烯40氢化蓖麻油、山嵛酸甘油酯、羟丙甲纤维素、羟苯甲酯钠
- 主营：注射级海藻糖、苯甲醇、三乙醇胺、甜菊糖苷、注射级甘露醇、牛磺酸、醋酸钠、木糖醇、黄原胶、甘露醇、大豆油、薄荷脑、注射级木糖醇、二甲硅油、卡波姆、枸橼酸、磷酸氢二钠、磷酸氢二钾、明胶、十六醇、十八醇、聚维酮k30、注射级甘油
- 主营：甘氨酸、儿茶黑、水苏糖、红曲黄、可可壳、脆皮素、维纶胶、五香粉、硫酸锰、相苷酶、肌氨酸、除腥剂、烟酰胺、牛磺酸、褪黑素、碳酸镁、温轮胶、脯氨酸、叶绿素、冰乙酸、酸性红、淀粉钠、脂肪酶、大蒜粉、右旋糖
- 主营：海藻酸钠、黄原胶、酪蛋白酸钠、卡拉胶、胍基乙酸、瓜尔胶/瓜尔豆胶、核苷酸、L-精氨酸、亚硫酸氢钠、苹果酸、柠檬酸、乳酸链球菌素、明胶、木糖、低聚果糖、苏氨酸、色氨酸、牛磺酸、山梨酸钾、L-半胱氨酸盐酸盐、β-胡萝卜素
- 主营：薄荷脑、凡士林、聚乙二醇、卡波姆、甘油、明胶、蔗糖、丙二醇、蜂蜡、羟丙基倍他环糊精、聚维酮、聚丙烯酸树脂、海藻糖、石蜡、混合脂肪酸甘油脂
- 主营：柠檬酸镁、柠檬酸锌、柠檬酸铜、柠檬酸钙、柠檬酸氢二铵
- 主营：柱层析硅胶、色谱填料、色谱板、药用辅料、SPE小柱、介孔二氧化硅、粗孔微球硅胶、催化剂载体、二氧化硅开口剂、牙膏专用二氧化硅(水合硅石)、啤酒稳定剂(啤酒硅胶)、硅胶猫砂、健康指示猫砂、水晶猫砂、冰山猫砂、NH2氨基填料、PSA填料、C18、C2、RP-18、RP-2、-SH巯基硅胶、氨丙基硅胶、粗孔微球二氧化硅、粗孔微球、开口剂
- 主营：甘油、丙二醇、聚山梨酯80、二甲硅油、二甲基亚砜、苯甲酸苄酯、苯甲醇、泊洛沙姆、聚丙烯酸钠、海藻糖、大豆磷脂、黄原胶、羧甲基纤维素钠、依地酸二钠、海藻酸钠、醋酸氯己定、葡萄糖酸氯己定、聚乙烯醇、聚维酮k30、交联聚维酮、交联羧甲基纤维素钠、RH40
- 主营：海藻酸钠、乳酸链球菌素、卡拉胶、温轮胶、黄原胶、苯丙氨酸、亮氨酸、苏氨酸、谷氨酸、蛋氨酸、牛磺酸、谷氨酰胺、半胱氨酸、酪蛋白酸钠、柑橘黄、羧甲基纤维素钠、聚丙烯酸钠、柠檬酸、氨基丁酸、胍基乙酸、定优胶、L-硒-甲基硒代半胱、干酪素
- 主营：甘氨酸、胍基乙酸、牛磺酸、沙蒿胶、黄原胶、卡拉胶、瓜尔豆胶、半胱氨酸、氨基丁酸、L-精氨酸、食品级亚硫酸氢钠、苯丙氨酸、谷氨酰胺、酪蛋白酸钠、胱氨酸、色氨酸、肌酸、富硒酵母、富铬酵母、氯化胆碱、魔芋粉、可可粉、L-抗坏血酸/vc、亮氨酸、干酪素/酪蛋白
- 主营：硬脂酸镁、药用聚乙二醇、泊洛沙姆188、泊洛沙姆407、聚乙二醇—15羟基硬脂酸酯、巴斯夫进口蓖麻油聚烃氧酯EL35、巴斯夫聚氧乙烯氢化蓖麻油RH40、巴斯夫进口Soluplus、微晶纤维素、聚维酮k30、聚维酮k90、羧甲淀粉钠、低取代羟丙纤维素、羟丙纤维素、羟丙甲纤维素、乳糖、麦芽糊精、交联聚维酮、交联羧甲纤维素钠、海藻糖、甘羟铝、聚丙烯酸钠、卡波姆、亚什兰进口羟乙基纤维素
- 主营：定妆剂、成膜剂、涂料分散剂、高纯度聚维酮、护发凝胶原料、工业级聚维酮、化妆品护发原料、化妆品级聚维酮、聚乙烯吡咯烷酮、易溶水乙醇甲醇
- 主营：聚氧化乙烯、PEO、憎水剂、聚羧酸减水剂、聚丙烯酰胺、PAM、羟丙基甲基纤维素、HPMC、羟乙基纤维素、瓜尔胶、黄原胶、预糊化淀粉、聚乙烯醇、PVA、PAC、氯化铝、淀粉醚、艾维贝301、可再分散性乳胶粉、vae、2488、聚丙烯酰胺阳离子、聚丙烯酰胺阴离子、聚丙烯酸钠
- 主营：精氨酸、维生素、防腐剂、酪蛋白、温轮胶、玉米肽、增稠剂、褪黑素、螺旋藻、乳清粉、酵母浸粉、丙酮酸钙、焦磷酸铁、谷氨酰胺、全脂奶粉、海藻酸钠、富硒酵母、乳清蛋白、胡萝卜素、焦磷酸钙、富铬酵母、乳酸亚铁、葡萄糖酸锌、大豆低聚肽、氨基葡萄糖