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Microfluidizer Á¾ÇÕÄ«´Ù·Î±× |
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¿µÁøÄÚÆÛ·¹ÀÌ¼Ç Á¾ÇÕÄ«´Ù·Î±× |
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Nano-emulsion Àº drug delivery mechanism ¿¡¼ Á¡Á¡ ´õ Áß¿äÇÑ À§Ä¡¸¦ Â÷ÁöÇϰí ÀÖ´Ù.
2000³â ÀÌÈÄ·Î solubilization technology ÀÇ »ç¿ëÀÌ Á¡Á¡ ´õ Áõ°¡Çϰí ÀÖÀ¸¸ç ÀÌ·¯ÇÑ °æÇâÀº °è¼ÓµÉ °ÍÀ¸·Î ¿¹»óµÇ°í ÀÖ´Ù.
Á¦¾àºÐ¾ß¿¡¼ nano-technology °ü·Ã ½ÃÀåÀº 2020³â±îÁö $100 billion ±Ô¸ð±îÁö ¼ºÀåÇÒ °ÍÀ¸·Î ¿¹»óµÇ¸ç Microfluidizer Technology ´Â
nano-emulsion Á¦Á¶¿¡¼ Å« ¿ªÇÒÀ» Çϰí ÀÖ´Ù.
Problems
FDA ½ÂÀÎ ¹× ºñ½ÂÀÎ ¾àǰÀÇ 40-60% °¡ highly water insoluble Ư¼ºÀ» °¡Áö°í ÀÖ¾î bioavalability °¡ ¸Å¿ì ÁÁÁö ¾Ê´Ù.
ÁÖ»çÁ¦·Î »ç¿ë°¡´ÉÇÒ Á¤µµ·Î solubilization À» Áõ´ë½ÃŰ´Â ¹æ¹ýÀº solvents, pH, surfactants, nano-particles, liposomes
±×¸®°í conventional emulsions À» ÀÌ¿ëÇÏ´Â °ÍÀÌ´Ù. ¾î¶² ¾àÁ¦´Â ¹°¿¡¼º¸´Ù oil ¿¡¼ ¿ëÇØ¼ºÀÌ ÈξÀ ´õ ÁÁ±â ¶§¹®¿¡
´ëºÎºÐÀÇ ¾àÁ¦´Â oil ¼Ó¿¡ µé¾îÀÖ´Ù.
ÀüÅëÀûÀÎ emulsion Àº solubility ¿Í stability °¡ ¶³¾îÁ® Á¦Á¶ÇöÀå¿¡¼ »ç¿ëµÇÁö ¸øÇϰí ÀÖ´Ù.
´ëºÎºÐÀÇ ÀÌ·± emulsion µéÀº ÁÖ»çÁ¦, ¾È¾à µîÀÇ ÇüÅ·Π»ç¿ëµÇ¹Ç·Î sterilization ÀÌ ÇʼöÀÌ´Ù.
°¡Àå È¿°úÀûÀÌ°í »ó´ëÀûÀ¸·Î °£´ÜÇÑ sterilization ¹æ¹ýÀº 220nm filter ¸¦ Åë°ú½ÃŰ´Â filtration ¹æ¹ýÀÌ´Ù.
À̶§ emulsion ¾àÁ¦ÀÇ ÀÔÀÚ°¡ 220nm ÀÌ»ó Å©±â°¡ ¸¹ÀÌ Á¸ÀçÇϸé filetr °¡ ¸·È÷°ÔµÇ¾î ¸¹Àº ¾çÀÇ ¾à¼ººÐÀÌ ¼Õ½ÇµÇ°Ô µÈ´Ù.
±×·¯¹Ç·Î emulsiom ¾àÁ¦ÀÇ ÀÔÀÚÅ©±â¿Í ÀÔµµºÐÆ÷°¡ ¸Å¿ì Áß¿äÇÏ´Ù.
Solution
nano-emulsion ÀÌ ÀÌ·± ¹®Á¦Á¡µéÀ» ÇØ°áÇÒ ¼ö ÀÖ´Ù.
Nano-emulsion Àº droplet size °¡ 50-100nm Á¤µµÀÎ oil-in-water ¶Ç´Â or water-in-oil À» ¸»ÇÑ´Ù.

ÀÌ·¯ÇÑ nano-emulsion Àº ´ÙÀ½°ú °°Àº ¿ëµµ¿¡ »ç¿ëµÈ´Ù.
- Class 1,2,3 and 4 drugs
- Vein irritating drugs
- CNS (Central Nervous System) toxic drugs
- Drugs in need of new IP
- PK (pharmacokinetic) improvement
- Organ targeted drugs
Nano-emulsion ÀÇ Á¶¼ºÀº ÀϹÝÀûÀ¸·Î ´ÙÀ½°ú °°´Ù.
- Oil phase with the drug in injectable oil
- Phospholipids
- Emulsion stabilizers in aqueous and oil phases
- Buffer
- Water
Nano-emulsion À» ¸¸µå´Â ÀϹÝÀû ¹æ¹ýÀº ´ÙÀ½°ú °°´Ù.
1. High Shear Mixer ¸¦ ÀÌ¿ëÇÏ¿© aqueous phase ¿Í oil phase ¸¦ pre-mixing ÇÑ´Ù.
2. Microfluidizer ¸¦ ÀÌ¿ëÇÏ¿© nano-emulsion À» ¸¸µç´Ù.
3. 0.2¥ìm filter ¸¦ ÀÌ¿ëÇÏ¿© sterilization À» ÇÑ´Ù.
4. º´¿¡ filling Çϰųª lyophization À» ÇÑ´Ù.
Nano-emulsions À» ÀÌ¿ëÇÏ¿´À» ¶§ÀÇ ÀÌÁ¡
- ÀÏ¹Ý emulsion ¿¡ ºñÇØ drug load °¡ ´ëÆø Çâ»ó
- ÀǾàǰÀÇ ¾ÈÁ¤¼º Áï emulsion ÀÌ ÀçºÐ¸® µÇ´Â Çö»óÀÌ ´ëÆø °¨¼Ò
- ÀǾ๰ÁúÀÇ Å©±â°¡ ¸Å¿ì ÀÛ¾Æ filter °úÁ¤¿¡¼ ¼Õ½ÇÀÌ ÃÖ¼ÒÈ
- Lyophilization °¡´É
- ±ÙÀ°, ÇÇÇÏ ¶Ç´Â Á¤¸Æ ÁÖ»ç °¡´É
- À¯±â¿ë¸Å¿Í °è¸éȰ¼ºÁ¦¿Í °°Àº ºñ½ÂÀÎ ¹°ÁúÀ» »ç¿ëÇÏÁö ¾Ê¾Æ µ¶¼ºÀÌ ¾ø´Ù.
- ±âŸ

Nano-emulsion À» ÀÌ¿ëÇÑ ÀǾàǰ ¿¹
- Paclitaxel
- Propofol
- Mitomycin
- Clarithromicin
- Fat soluble vitamins
- Insoluble peptides & proteins
- More than 50 NCEs
- Progesterone
- Vinorelbine (Exelbine¢ç)
- Docetexal (ANX-514)
Microfluidizer ¿Í High Pressure Homogenizer (HPH) ºñ±³

- ºÐ»ê.À¯È ¼º´É : Microfluidizer °¡ HPH ¿¡ º¸´Ù ¾à 7.5¹è ºÐ»ê.À¯È ¼º´ÉÀÌ ¿ì¼ö
- ÀÔµµÅ©±â : µ¿ÀÏ Á¶°Ç¿¡¼ Microfluidizer emulsion ÀÇ ÀÔÀÚÅ©±â°¡ HPH emulsion º¸´Ù            
18-55% ´õ ¹Ì¼¼ÇÔ
- ÀÔµµ±ÕÀϵµ : Microfluidizer emulsion ÀÌ HPH º¸´Ù 17-91% ÀÔµµ ±ÕÀϵµ°¡ ´õ ¶Ù¾î³²
- ÀçÇö¼º : Microfluidizer emulsion ÀÇ ½ÇÇ躰 ÆíÂ÷´Â 0.1-2.6 ·Î¼, 3.8-14.8% ÀÎ HPH º¸´Ù            
ÈξÀ ÀçÇö¼ºÀÌ ¶Ù¾î³²
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