CA1128897A - Distributeur d'agent actif passant par diffusion - Google Patents

Distributeur d'agent actif passant par diffusion

Info

Publication number: CA1128897A
Authority: CA; Canada
Prior art keywords: active agent; water; dispenser; diffusional; composition
Prior art date: 1980-04-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA350,350A

Other languages

English (en)

Inventor

Felix Theeuwes

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Alza Corp

Original Assignee

Alza Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1980-04-22

Filing date

1980-04-22

Publication date

1982-08-03

1980-04-22 Application filed by Alza Corp filed Critical Alza Corp

1980-04-22 Priority to CA350,350A priority Critical patent/CA1128897A/fr

1982-08-03 Application granted granted Critical

1982-08-03 Publication of CA1128897A publication Critical patent/CA1128897A/fr

Status Expired legal-status Critical Current

Links

239000013543 active substance Substances 0.000 title claims abstract description 22
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
239000000203 mixture Substances 0.000 claims abstract description 27
229920000642 polymer Polymers 0.000 claims description 24
239000003795 chemical substances by application Substances 0.000 abstract description 9
229920006395 saturated elastomer Polymers 0.000 abstract description 4
-1 aryl phosphates Chemical class 0.000 description 22
239000000243 solution Substances 0.000 description 17
239000011148 porous material Substances 0.000 description 16
229920002301 cellulose acetate Polymers 0.000 description 7
239000007789 gas Substances 0.000 description 7
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
229940079593 drug Drugs 0.000 description 6
239000003814 drug Substances 0.000 description 6
239000012528 membrane Substances 0.000 description 6
238000000576 coating method Methods 0.000 description 5
239000000017 hydrogel Substances 0.000 description 5
239000000725 suspension Substances 0.000 description 5
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 4
125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 4
239000002253 acid Substances 0.000 description 4
239000011248 coating agent Substances 0.000 description 4
210000001035 gastrointestinal tract Anatomy 0.000 description 4
239000000463 material Substances 0.000 description 4
239000002904 solvent Substances 0.000 description 4
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
239000002202 Polyethylene glycol Substances 0.000 description 3
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
229920001577 copolymer Polymers 0.000 description 3
WGLUMOCWFMKWIL-UHFFFAOYSA-N dichloromethane;methanol Chemical compound OC.ClCCl WGLUMOCWFMKWIL-UHFFFAOYSA-N 0.000 description 3
238000002386 leaching Methods 0.000 description 3
238000000034 method Methods 0.000 description 3
230000003204 osmotic effect Effects 0.000 description 3
229920001223 polyethylene glycol Polymers 0.000 description 3
239000011780 sodium chloride Substances 0.000 description 3
229920002554 vinyl polymer Polymers 0.000 description 3
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 description 2
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
125000000217 alkyl group Chemical group 0.000 description 2
125000000129 anionic group Chemical group 0.000 description 2
150000007514 bases Chemical class 0.000 description 2
BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 2
VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
239000013078 crystal Substances 0.000 description 2
230000007423 decrease Effects 0.000 description 2
IPKKHRVROFYTEK-UHFFFAOYSA-N dipentyl phthalate Chemical compound CCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCC IPKKHRVROFYTEK-UHFFFAOYSA-N 0.000 description 2
MQHNKCZKNAJROC-UHFFFAOYSA-N dipropyl phthalate Chemical compound CCCOC(=O)C1=CC=CC=C1C(=O)OCCC MQHNKCZKNAJROC-UHFFFAOYSA-N 0.000 description 2
238000011065 in-situ storage Methods 0.000 description 2
KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
235000016337 monopotassium tartrate Nutrition 0.000 description 2
239000004014 plasticizer Substances 0.000 description 2
229920006254 polymer film Polymers 0.000 description 2
KYKNRZGSIGMXFH-ZVGUSBNCSA-M potassium bitartrate Chemical compound [K+].OC(=O)[C@H](O)[C@@H](O)C([O-])=O KYKNRZGSIGMXFH-ZVGUSBNCSA-M 0.000 description 2
BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
229960003253 procainamide hydrochloride Drugs 0.000 description 2
ABTXGJFUQRCPNH-UHFFFAOYSA-N procainamide hydrochloride Chemical compound [H+].[Cl-].CCN(CC)CCNC(=O)C1=CC=C(N)C=C1 ABTXGJFUQRCPNH-UHFFFAOYSA-N 0.000 description 2
239000007787 solid Substances 0.000 description 2
URAYPUMNDPQOKB-UHFFFAOYSA-N triacetin Chemical compound CC(=O)OCC(OC(C)=O)COC(C)=O URAYPUMNDPQOKB-UHFFFAOYSA-N 0.000 description 2
RSGINGXWCXYMQU-UHFFFAOYSA-N 2,3-dihydroxypropyl 2-hydroxypropanoate Chemical compound CC(O)C(=O)OCC(O)CO RSGINGXWCXYMQU-UHFFFAOYSA-N 0.000 description 1
YEVQZPWSVWZAOB-UHFFFAOYSA-N 2-(bromomethyl)-1-iodo-4-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=CC=C(I)C(CBr)=C1 YEVQZPWSVWZAOB-UHFFFAOYSA-N 0.000 description 1
OVOUKWFJRHALDD-UHFFFAOYSA-N 2-[2-(2-acetyloxyethoxy)ethoxy]ethyl acetate Chemical compound CC(=O)OCCOCCOCCOC(C)=O OVOUKWFJRHALDD-UHFFFAOYSA-N 0.000 description 1
AJMJPGWUPHIMKQ-UHFFFAOYSA-N 2-[2-(2-butanoyloxyethoxy)ethoxy]ethyl butanoate Chemical compound CCCC(=O)OCCOCCOCCOC(=O)CCC AJMJPGWUPHIMKQ-UHFFFAOYSA-N 0.000 description 1
AWKXKNCCQLNZDB-UHFFFAOYSA-N 2-[2-(2-propanoyloxyethoxy)ethoxy]ethyl propanoate Chemical compound CCC(=O)OCCOCCOCCOC(=O)CC AWKXKNCCQLNZDB-UHFFFAOYSA-N 0.000 description 1
JTXMVXSTHSMVQF-UHFFFAOYSA-N 2-acetyloxyethyl acetate Chemical compound CC(=O)OCCOC(C)=O JTXMVXSTHSMVQF-UHFFFAOYSA-N 0.000 description 1
YJERZJLSXBRUDQ-UHFFFAOYSA-N 2-o-(3,4-dihydroxybutyl) 1-o-methyl benzene-1,2-dicarboxylate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OCCC(O)CO YJERZJLSXBRUDQ-UHFFFAOYSA-N 0.000 description 1
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
GOJCZVPJCKEBQV-UHFFFAOYSA-N Butyl phthalyl butylglycolate Chemical compound CCCCOC(=O)COC(=O)C1=CC=CC=C1C(=O)OCCCC GOJCZVPJCKEBQV-UHFFFAOYSA-N 0.000 description 1
229920001747 Cellulose diacetate Polymers 0.000 description 1
229920002284 Cellulose triacetate Polymers 0.000 description 1
XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 description 1
YUXIBTJKHLUKBD-UHFFFAOYSA-N Dibutyl succinate Chemical compound CCCCOC(=O)CCC(=O)OCCCC YUXIBTJKHLUKBD-UHFFFAOYSA-N 0.000 description 1
VIZORQUEIQEFRT-UHFFFAOYSA-N Diethyl adipate Chemical compound CCOC(=O)CCCCC(=O)OCC VIZORQUEIQEFRT-UHFFFAOYSA-N 0.000 description 1
DKMROQRQHGEIOW-UHFFFAOYSA-N Diethyl succinate Chemical compound CCOC(=O)CCC(=O)OCC DKMROQRQHGEIOW-UHFFFAOYSA-N 0.000 description 1
QWDBCIAVABMJPP-UHFFFAOYSA-N Diisopropyl phthalate Chemical compound CC(C)OC(=O)C1=CC=CC=C1C(=O)OC(C)C QWDBCIAVABMJPP-UHFFFAOYSA-N 0.000 description 1
UXDDRFCJKNROTO-UHFFFAOYSA-N Glycerol 1,2-diacetate Chemical compound CC(=O)OCC(CO)OC(C)=O UXDDRFCJKNROTO-UHFFFAOYSA-N 0.000 description 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
FEWJPZIEWOKRBE-JCYAYHJZSA-L L-tartrate(2-) Chemical compound [O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-L 0.000 description 1
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
229930195725 Mannitol Natural products 0.000 description 1
CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
239000004743 Polypropylene Substances 0.000 description 1
CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
229930006000 Sucrose Natural products 0.000 description 1
YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 description 1
DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical compound CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 description 1
NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
GJAYYEWRFJQMQK-UHFFFAOYSA-N acetic acid;ethyl carbamate Chemical compound CC(O)=O.CCOC(N)=O GJAYYEWRFJQMQK-UHFFFAOYSA-N 0.000 description 1
239000003929 acidic solution Substances 0.000 description 1
230000009471 action Effects 0.000 description 1
239000003905 agrochemical Substances 0.000 description 1
229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
150000008041 alkali metal carbonates Chemical class 0.000 description 1
239000002585 base Substances 0.000 description 1
GVRNUDCCYWKHMV-UHFFFAOYSA-N bis(2-methoxyethyl) hexanedioate Chemical compound COCCOC(=O)CCCCC(=O)OCCOC GVRNUDCCYWKHMV-UHFFFAOYSA-N 0.000 description 1
ZFMQKOWCDKKBIF-UHFFFAOYSA-N bis(3,5-difluorophenyl)phosphane Chemical compound FC1=CC(F)=CC(PC=2C=C(F)C=C(F)C=2)=C1 ZFMQKOWCDKKBIF-UHFFFAOYSA-N 0.000 description 1
235000010216 calcium carbonate Nutrition 0.000 description 1
239000004202 carbamide Substances 0.000 description 1
235000013877 carbamide Nutrition 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
125000002091 cationic group Chemical group 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
229920003086 cellulose ether Polymers 0.000 description 1
150000001860 citric acid derivatives Chemical class 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000004132 cross linking Methods 0.000 description 1
229960002097 dibutylsuccinate Drugs 0.000 description 1
150000005690 diesters Chemical class 0.000 description 1
YSAVZVORKRDODB-WDSKDSINSA-N diethyl tartrate Chemical compound CCOC(=O)[C@@H](O)[C@H](O)C(=O)OCC YSAVZVORKRDODB-WDSKDSINSA-N 0.000 description 1
125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 description 1
229960001826 dimethylphthalate Drugs 0.000 description 1
VNTXONBESJNLBI-UHFFFAOYSA-N dinonyl decanedioate Chemical compound CCCCCCCCCOC(=O)CCCCCCCCC(=O)OCCCCCCCCC VNTXONBESJNLBI-UHFFFAOYSA-N 0.000 description 1
238000007598 dipping method Methods 0.000 description 1
UHGPEWTZABDZCE-UHFFFAOYSA-N dipropyl decanedioate Chemical compound CCCOC(=O)CCCCCCCCC(=O)OCCC UHGPEWTZABDZCE-UHFFFAOYSA-N 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
239000012153 distilled water Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
238000005530 etching Methods 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
235000011187 glycerol Nutrition 0.000 description 1
235000013773 glyceryl triacetate Nutrition 0.000 description 1
150000002334 glycols Chemical class 0.000 description 1
125000000623 heterocyclic group Chemical group 0.000 description 1
ICJBPZBRDLONIF-UHFFFAOYSA-N hexane-1,1,1,2,2,3-hexol Chemical compound CCCC(O)C(O)(O)C(O)(O)O ICJBPZBRDLONIF-UHFFFAOYSA-N 0.000 description 1
230000002706 hydrostatic effect Effects 0.000 description 1
238000005213 imbibition Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
150000002484 inorganic compounds Chemical class 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
229910052744 lithium Inorganic materials 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000001095 magnesium carbonate Substances 0.000 description 1
235000011160 magnesium carbonates Nutrition 0.000 description 1
229910001629 magnesium chloride Inorganic materials 0.000 description 1
HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
239000000391 magnesium silicate Substances 0.000 description 1
229910052919 magnesium silicate Inorganic materials 0.000 description 1
235000019792 magnesium silicate Nutrition 0.000 description 1
229910052943 magnesium sulfate Inorganic materials 0.000 description 1
235000019341 magnesium sulphate Nutrition 0.000 description 1
239000000594 mannitol Substances 0.000 description 1
235000010355 mannitol Nutrition 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
239000012229 microporous material Substances 0.000 description 1
150000007522 mineralic acids Chemical class 0.000 description 1
239000000178 monomer Substances 0.000 description 1
HWPKGOGLCKPRLZ-UHFFFAOYSA-M monosodium citrate Chemical compound [Na+].OC(=O)CC(O)(C([O-])=O)CC(O)=O HWPKGOGLCKPRLZ-UHFFFAOYSA-M 0.000 description 1
235000018342 monosodium citrate Nutrition 0.000 description 1
239000002524 monosodium citrate Substances 0.000 description 1
238000000465 moulding Methods 0.000 description 1
KSCKTBJJRVPGKM-UHFFFAOYSA-N octan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCCCCCC[O-].CCCCCCCC[O-].CCCCCCCC[O-].CCCCCCCC[O-] KSCKTBJJRVPGKM-UHFFFAOYSA-N 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
150000002894 organic compounds Chemical class 0.000 description 1
235000021317 phosphate Nutrition 0.000 description 1
XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
229920002401 polyacrylamide Polymers 0.000 description 1
229920000867 polyelectrolyte Polymers 0.000 description 1
229940068918 polyethylene glycol 400 Drugs 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
229920000915 polyvinyl chloride Polymers 0.000 description 1
239000004800 polyvinyl chloride Substances 0.000 description 1
235000015497 potassium bicarbonate Nutrition 0.000 description 1
229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
239000011736 potassium bicarbonate Substances 0.000 description 1
229940081543 potassium bitartrate Drugs 0.000 description 1
235000011181 potassium carbonates Nutrition 0.000 description 1
239000001103 potassium chloride Substances 0.000 description 1
235000011164 potassium chloride Nutrition 0.000 description 1
GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 description 1
TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
229940086066 potassium hydrogencarbonate Drugs 0.000 description 1
OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
229910052939 potassium sulfate Inorganic materials 0.000 description 1
235000011151 potassium sulphates Nutrition 0.000 description 1
238000003825 pressing Methods 0.000 description 1
229960000244 procainamide Drugs 0.000 description 1
REQCZEXYDRLIBE-UHFFFAOYSA-N procainamide Chemical compound CCN(CC)CCNC(=O)C1=CC=C(N)C=C1 REQCZEXYDRLIBE-UHFFFAOYSA-N 0.000 description 1
230000002035 prolonged effect Effects 0.000 description 1
230000004044 response Effects 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000012047 saturated solution Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
229910000029 sodium carbonate Inorganic materials 0.000 description 1
235000011182 sodium carbonates Nutrition 0.000 description 1
239000011973 solid acid Substances 0.000 description 1
238000005507 spraying Methods 0.000 description 1
230000007480 spreading Effects 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000005720 sucrose Substances 0.000 description 1
230000008961 swelling Effects 0.000 description 1
150000003899 tartaric acid esters Chemical class 0.000 description 1
229940095064 tartrate Drugs 0.000 description 1
229960002622 triacetin Drugs 0.000 description 1
STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
WEAPVABOECTMGR-UHFFFAOYSA-N triethyl 2-acetyloxypropane-1,2,3-tricarboxylate Chemical compound CCOC(=O)CC(C(=O)OCC)(OC(C)=O)CC(=O)OCC WEAPVABOECTMGR-UHFFFAOYSA-N 0.000 description 1
239000001069 triethyl citrate Substances 0.000 description 1
VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 description 1
235000013769 triethyl citrate Nutrition 0.000 description 1
XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 1
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
239000011800 void material Substances 0.000 description 1
238000005406 washing Methods 0.000 description 1

Landscapes

Medicinal Preparation (AREA)

CA350,350A 1980-04-22 1980-04-22 Distributeur d'agent actif passant par diffusion Expired CA1128897A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA350,350A CA1128897A (fr)	1980-04-22	1980-04-22	Distributeur d'agent actif passant par diffusion

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA350,350A CA1128897A (fr)	1980-04-22	1980-04-22	Distributeur d'agent actif passant par diffusion

Publications (1)

Publication Number	Publication Date
CA1128897A true CA1128897A (fr)	1982-08-03

Family

ID=4116755

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA350,350A Expired CA1128897A (fr)	1980-04-22	1980-04-22	Distributeur d'agent actif passant par diffusion

Country Status (1)

Country	Link
CA (1)	CA1128897A (fr)

1980
- 1980-04-22 CA CA350,350A patent/CA1128897A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1999-08-03	MKEX	Expiry

Publication	Publication Date	Title
GB2074860A (en)	1981-11-11	Diffusional Active Agent Dispenser
CA2038672C (fr)	2002-01-15	Forme posologique pour l'administration d'un medicament au niveau intestinal
JP2862222B2 (ja)	1999-03-03	ｐＨ作動性浸透破裂放出用製剤
US4475916A (en)	1984-10-09	Osmotic drug delivery system
CA1189754A (fr)	1985-07-02	Liberation simultanee de deux medicaments d'un dispositif dispensateur
US5057321A (en)	1991-10-15	Dosage form comprising drug and maltodextrin
US4207890A (en)	1980-06-17	Drug-dispensing device and method
US4439196A (en)	1984-03-27	Osmotic drug delivery system
US5595759A (en)	1997-01-21	Process for providing therapeutic composition
EP0180708B1 (fr)	1989-05-17	Dispositif osmotique pour libérer une substance active
AU623349B2 (en)	1992-05-14	Plurality of tiny pills in liquid dosage form
US4904474A (en)	1990-02-27	Delivery of drug to colon by oral disage form
AU2002357930B2 (en)	2007-06-28	Formulation & dosage form for the controlled delivery of therapeutic agents
EP1499289B1 (fr)	2008-07-23	Forme de dosage a liberation controlee a volume efficace
EP0040457A2 (fr)	1981-11-25	Système de libération d'une substance active, à membrane de diffusion microporeuse
EP1239840B1 (fr)	2005-04-06	Medication antivirale
HU201469B (en)	1990-11-28	Process for producing orally administrable composition with osmotic dosing, comprising metoprolol salt
PT711146E (pt)	2001-01-31	Dispositivos osmoticos com revestimentos permeaveis ao vapor
JPS6048484B2 (ja)	1985-10-28	拡散性活性剤デイスペンサ−
CA1330886C (fr)	1994-07-26	Systeme controle par la pression osmotique servant a la distribution de solutions diluees
CA1128897A (fr)	1982-08-03	Distributeur d'agent actif passant par diffusion
JP2005533084A (ja)	2005-11-04	液体の有効成分の製剤を含んでなりかつ膨張可能な浸透圧組成物によりその放出を制御する経口の投薬形態
US20040062799A1 (en)	2004-04-01	Therapeutic composition and delivery system for administering drug