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CN1565446A - Freeze-drying fluconazole injection and its preparation method - Google Patents

Freeze-drying fluconazole injection and its preparation method Download PDF

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Publication number
CN1565446A
CN1565446A CNA031431550A CN03143155A CN1565446A CN 1565446 A CN1565446 A CN 1565446A CN A031431550 A CNA031431550 A CN A031431550A CN 03143155 A CN03143155 A CN 03143155A CN 1565446 A CN1565446 A CN 1565446A
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CN
China
Prior art keywords
injection
bottle
acid
fluconazole
lyophilized formulations
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Pending
Application number
CNA031431550A
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Chinese (zh)
Inventor
刘智
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Individual
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Individual
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Publication date
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Priority to CNA031431550A priority Critical patent/CN1565446A/en
Publication of CN1565446A publication Critical patent/CN1565446A/en
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Abstract

The invention discloses a freeze-drying fluconazole injection and its preparation method which comprises, charging a definite quantity of supporting agent into reactive medicinal Fluconazole (50-200mg per bottle), adding pH modifier, solubilizing agent so as to prepare solution of a finite concentration, and loading for freeze drying.

Description

Fluconazole for injection lyophilized formulations and preparation method
Technical field
What the present invention relates to is pharmaceutical preparation in the field of medicaments, especially relates to a kind of fluconazole for injection lyophilized formulations and preparation method with broad-spectrum antifungal effect.
Background technology
Fluconazol (C 13H 12F 2N 6O, molecular weight: 306.28) be a kind of white crystalline powder, easily molten in methanol, in ethanol, dissolve, slightly soluble in water, it is novel antifungal drug in triazole class, and the broad-spectrum antifungal effect is arranged, the sterol that can optionally suppress fungus is synthetic, and the inhibitory action that fungal cell's pigment P-450 is relied on enzyme has high selectivity.It in vivo and in vitro to Cryptococcus, read Coccus, yellow aspergillosis, aspergillus fumigatus, Blastomyces dermatitidis, Blastomyces coccidioides, Histoplasma capsulatum and all show good antibacterial action.It and protein binding rate are lower, and the bioavailability height, and have the characteristics of the maincenter of penetrating, and are the choice drugs of clinical anti-fungal infection, can also be used for the treatment of or prevent the fungal infection patient after abuse of antibiotics causes dysbacteriosis.Because the HIV sufferers immunity is sunken, mucosa is fungal infection especially easily, so this medicine also can be used for the anti-treatment of fungal infections of HIV sufferers.
The intravenous drip administration is rapid-action, often some patients with severe symptoms or oral inconvenient patient is implemented the intravenous drip administration clinically.Have for the fluconazol preparation of intravenous drip clinically: regulate among the high-capacity injection (infusion solutions) that contains the 200mg fluconazol among the isoosmotic 100ml and the 10ml with sodium chloride or glucose and contain the injection with small volume (small-volume injection) that contains the 200mg fluconazol among 100mg fluconazol and the 5ml.Because the poorly water-soluble of fluconazol, usually adopt the method that adds organic solvent when preparing injection with small volume, increase the dissolubility of fluconazol in solution, the general propylene glycol solvent that adds, and the viscosity of this solvent is big, the injection of preparation is very thick, causes dilution dosage inaccurate in use easily, also can bring certain untoward reaction to the patient.The active medicine fluconazol is in solution state for a long time besides, is subject to the influence of natural cause and variations such as oxidation, hydrolysis take place, and is unfavorable for the stable of medicine.The injection of solution-type also causes breakage easily in transportation, be unfavorable for carrying and transporting of medicine.For overcoming above-mentioned various unfavorable factor, we develop the fluconazole for injection lyophilized formulations, adopt control antibiotic cillin bottle packing, and butyl rubber plug and aluminium lid seal, and it can effectively overcome the deficiency that solution type injection agent exists.This lyophilized formulations is white block, and quality is loose, and adding low amounts of water (3-10ml) can dissolve rapidly, solution adding sodium chloride after will dissolve again or glucose etc. ooze be used in the injection clinical.This lyophilized formulations medicine stability is good, uses the effect duration limit for length, clinically uses and carries, transports all very convenient.For fluconazol provides another new preparation in clinical use.
Summary of the invention
The object of the present invention is to provide a kind of the stable of medicine that help, be easy to carry about with one and transport clinical fluconazole for injection lyophilized formulations and preparation method easy to use.
Fluconazole for injection lyophilized formulations advantage of the present invention is: avoid active medicine to decompose rotten because of heating or being in solution state for a long time, increased stability of drug, the lyophilized formulations quality is loose, adding low amounts of water is solubilized, but the storage period of prolong drug, untoward reaction clinical easy to use, that no preparation formulation causes.
Fluconazole for injection lyophilized preparation system of the present invention is achieved in that prescription of the present invention forms (every bottle of content) by following composition:
Fluconazol 50-200mg
Caffolding agent (filler) 2-200mg
PH value regulator 0.1-100mg
Solubilizing agent 0.1-50mg
Water for injection adds to 2-10ml
Active medicine fluconazol content is in the prescription of lyophilized formulations of the present invention: every bottle is 50mg or 100mg or 200mg.
Lyophilized formulations medium-height trestle of the present invention agent (filler) is: the mixture of one or more in lactose, mannitol, dextran, glucose, gelatin hydrolysate, sorbitol, aminoacid, sodium chloride, calcium chloride, sucrose, polyvidone, citron sodium, the sodium ascorbyl phosphate etc., and preferred: lactose, mannitol, dextran, gelatin hydrolysate.
The pH value regulator is in the lyophilized formulations of the present invention: in hydrochloric acid, acetic acid, lactic acid, methanesulfonic acid, phosphoric acid, citric acid, boric acid, tartaric acid, malic acid, aminoacid, sodium carbonate, sodium bicarbonate, the sodium hydroxide etc. one or more mixing and, preferred lactic acid, methanesulfonic acid, acetic acid, citric acid, sodium bicarbonate, sodium hydroxide.
Solubilizing agent is in the lyophilized formulations of the present invention: a kind of in tween 80, poloxamer, Polyethylene Glycol, the polyvidone etc.
Preparation method of the present invention is:
1. fluconazol, caffolding agent, the solubilizing agent with recipe quantity mixes, add a certain amount of water for injection, after reuse pH value regulator is made into certain density solution or directly adds by recipe quantity, stirring makes whole dissolvings (can be heated to 60-80C or boil), the adjusting pH value is 3-6, and reuse water for injection adds to the amount of preparation of prescription regulation.
2. after the active carbon that the solution for preparing is added every bottle of 3-10mg boils, stirring and adsorbing 15 minutes, remove by filter active carbon with core filter stick or No. 3 sintered filter funnels, filtrate is again through Φ 0.22um microporous filter membrane fine straining, detect through intermediate and can be sub-packed in by recipe quantity in the 15ml control antibiotic cillin bottle after qualified, packing solution 2-10ml in every bottle.
3. the control antibiotic cillin bottle that branch is installed solution is put in the vacuum freezing drying oven, carries out vacuum lyophilization by cryodesiccated operation sequence, after sublimation drying 40-48 hour, open drying baker, bottleneck adds the butyl rubber gag, and rolls the envelope aluminium lid, gets product.
The specific embodiment
Below in conjunction with embodiment the present invention is described in further detail, but should understands this bright non-scope that only limits to these embodiment of scope.
Embodiment 1
Prescription 1: every bottle of lyophilized formulations contains fluconazol 50mg
Fluconazol 500mg
Mannitol 500mg
Dextran 40 100mg
1mol/L HCl solution 5ml
1mol/L NaOH solution is transferred PH in right amount
Tween 80 25mg
Water for injection adds to 30ml
10 bottles of packing, every bottle of 3ml
Preparation method: get fluconazol adding tween 80,1mol/L HCl solution in the prescription, in 60-80 ℃ of water-bath, heat, stirring is all dissolved fluconazol, the water for injection that adds about total amount 80%, transfer pH value to 3-5 with 1mol/L NaOH solution, the mannitol, Dextran 40, the stirring that add recipe quantity make whole dissolvings, add the active carbon of 30mg, and add the injection water to the full dose of writing out a prescription, boil the back and stirred 15 minutes.Remove by filter active carbon with No. 3 sintered filter funnels, No. 5 sintered filter funnel fine straining of filtrate reuse.After testing, be sub-packed in after filtrate is up to specification in the control antibiotic cillin bottle, carried out lyophilization 48 hours in the uncovered placement vacuum freezing drying oven,, and roll the envelope aluminium lid and get product with butyl rubber gag tight bottleneck.
Embodiment 2
Prescription 2: every bottle of lyophilized formulations contains fluconazol 100mg
Fluconazol 1000mg
Lactose 1000mg
50% lactic acid 7ml
0.2mol/L sodium dihydrogen phosphate 10ml
1mol/L NaOH solution is transferred PH in right amount
Tween 80 40mg
Water for injection adds to 40ml
10 bottles of packing, every bottle of 4ml
Preparation method: get fluconazol adding tween 80,50% lactic acid, 0.2mol/L sodium dihydrogen phosphate heated and stirred in the prescription, fluconazol is all dissolved, transfer solution PH 2-5 with 1mol/L NaOH, the lactose that adds recipe quantity, stirring makes whole dissolvings, add the active carbon of 40mg, and add the injection water, boil the back and stirred 15 minutes to the full dose of writing out a prescription.Other method is with embodiment 1.
Embodiment 3
Prescription 3: every bottle of lyophilized formulations contains fluconazol 150mg
Prescription 1: every bottle of lyophilized formulations contains fluconazol 50mg
Fluconazol 500mg
Dextran 40 750mg
Citric acid (anhydrous) 75mg
0.2mol/L sodium dihydrogen phosphate 10ml
1mol/L NaOH solution is transferred PH in right amount
Tween 80 40mg
Water for injection adds to 50ml
10 bottles of packing, every bottle of 5ml
Preparation method: get fluconazol in the prescription, Dextran 40, citric acid, 0.2mol/L sodium dihydrogen phosphate, the about 40ml of tween 80 adding water for injection, heating and stirring make whole dissolvings in 80 ℃ of water-baths, transfer solution PH 2-4 with 0.5mol/L NaOH, the active carbon that adds 40mg, and add the injection water to the full dose of writing out a prescription, boil the back and stirred 15 minutes.Other method is with embodiment 1.
Embodiment 4
Prescription 4: every bottle of lyophilized formulations contains fluconazol 200mg
Fluconazol 2000mg
Mannitol 400mg
Gelatin hydrolysate 400mg
Methanesulfonic acid 2g
0.5mol/L NaOH solution is transferred PH in right amount
Tween 80 50mg
Water for injection adds to 50ml
10 bottles of packing, every bottle of 5ml
Preparation method: get fluconazol in the prescription, mannitol, gelatin hydrolysate, methanesulfonic acid, the about 40ml of tween 80 adding water for injection, heating and stirring make whole dissolvings in 80 ℃ of water-baths, transfer solution PH 2-5 with 0.5mol/LNaOH, the active carbon that adds 50mg, and add the injection water to the full dose of writing out a prescription, boil the back and stirred 15 minutes.Other method is with embodiment 1.

Claims (7)

1. fluconazole for injection lyophilized formulations is characterized in that: every bottle contains fluconazol 50-200mg and other composition is formed:
Fluconazol 50-200mg
Caffolding agent (filler) 2-200mg
PH value regulator 0.1-100mg
Solubilizing agent 0.1-50mg
Fresh water for injection adds to 2-10ml
2. prepare the preparation method of fluconazole for injection lyophilized formulations as claimed in claim 1, it is characterized in that:
(1) fluconazol, caffolding agent, the solubilizing agent with recipe quantity mixes, add certain quantity of fresh water for injection, after reuse pH value regulator is made into certain density solution or adds by recipe quantity, stirring makes whole dissolvings (can be heated to 60-80 ℃ or boil), the adjusting pH value is 2-5, and the reuse fresh water for injection adds to the amount of preparation of prescription regulation.
(2) solution for preparing is added the active carbon of every bottle of 3-10mg, after boiling, stirring and adsorbing 15 minutes, remove by filter active carbon with core filter stick or No. 3 sintered filter funnels, filtrate is again through Φ 0.22um microporous filter membrane fine straining, filtrate can be sub-packed in the 10-15ml control antibiotic cillin bottle every bottle of packing solution 2-10ml by recipe quantity after the intermediate detection is qualified.
(3) cillin bottle that branch is installed solution is put in the vacuum freezing drying oven, carries out vacuum lyophilization by cryodesiccated operation sequence, after sublimation drying 40-48 hour, opens drying baker, adds the butyl rubber gag, rolls the envelope aluminium lid, gets product.
3. the described fluconazole for injection lyophilized formulations of claim 1, the active medicine fluconazol content in its prescription is: every bottle of 50mg or every bottle of 100mg or every bottle of 150mg or every bottle of 200mg.
4. the described fluconazole for injection lyophilized formulations of claim 1, support in its prescription is: the mixture of one or more in lactose, mannitol, dextran, glucose, gelatin hydrolysate, sorbitol, aminoacid, sodium chloride, calcium chloride, sucrose, polyvidone, sodium citrate, the sodium ascorbyl phosphate etc., and preferred: lactose, mannitol, dextran, gelatin hydrolysate.
5. the described fluconazole for injection lyophilized formulations of claim 1, the pH value regulator in its prescription: the mixture of one or more in hydrochloric acid, acetic acid, lactic acid, methanesulfonic acid, phosphoric acid, citric acid, boric acid, tartaric acid, malic acid, aminoacid, sodium carbonate, sodium bicarbonate, the sodium hydroxide etc.Preferably: lactic acid, methanesulfonic acid, acetic acid, citric acid, sodium bicarbonate, sodium hydroxide.
6. the described fluconazole for injection lyophilized formulations of claim 1, the solubilizing agent in its prescription is: a kind of in tween 80, poloxamer, Polyethylene Glycol, the polyvidone etc., the most suitable solubilizing agent is a tween 80.
7. the described fluconazole for injection lyophilized formulations of claim 1, its optimal volume that adds that water for injection is made into certain concentration solution is: every bottle is 3ml or 5ml, and fill is carried out lyophilization in 10ml or 15ml control antibiotic cillin bottle.
CNA031431550A 2003-06-17 2003-06-17 Freeze-drying fluconazole injection and its preparation method Pending CN1565446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA031431550A CN1565446A (en) 2003-06-17 2003-06-17 Freeze-drying fluconazole injection and its preparation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA031431550A CN1565446A (en) 2003-06-17 2003-06-17 Freeze-drying fluconazole injection and its preparation method

Publications (1)

Publication Number Publication Date
CN1565446A true CN1565446A (en) 2005-01-19

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103877031A (en) * 2014-02-21 2014-06-25 安徽省先锋制药有限公司 Fosfluconazole lyophilized preparation composition stable at normal temperature and preparation method thereof
CN104873468A (en) * 2014-02-27 2015-09-02 陕西合成药业股份有限公司 Fosfluconazole for injection, a preparing method thereof and uses of the fosfluconazole
CN104940133A (en) * 2015-06-11 2015-09-30 山东新时代药业有限公司 Fluconazole injection and preparation method thereof
CN104940135A (en) * 2015-07-11 2015-09-30 鲁南贝特制药有限公司 Fluconazole injection and preparation method thereof
CN106265540A (en) * 2016-08-31 2017-01-04 安徽省润生医药股份有限公司 A kind of good fortune department fluconazol lyophilized formulations compositions and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103877031A (en) * 2014-02-21 2014-06-25 安徽省先锋制药有限公司 Fosfluconazole lyophilized preparation composition stable at normal temperature and preparation method thereof
CN104873468A (en) * 2014-02-27 2015-09-02 陕西合成药业股份有限公司 Fosfluconazole for injection, a preparing method thereof and uses of the fosfluconazole
CN104940133A (en) * 2015-06-11 2015-09-30 山东新时代药业有限公司 Fluconazole injection and preparation method thereof
CN104940135A (en) * 2015-07-11 2015-09-30 鲁南贝特制药有限公司 Fluconazole injection and preparation method thereof
CN106265540A (en) * 2016-08-31 2017-01-04 安徽省润生医药股份有限公司 A kind of good fortune department fluconazol lyophilized formulations compositions and preparation method thereof

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