Giulia Fulias

33 Questions 72 Answers 0 Followers

Questions related from Giulia Fulias

Hi, can anybody send recent review articles on methods of preparation of nanoparticles? Thank you. ?

Looking for help.

08 August 2016 1,546 0 View

Hi, can anybody tell the advantages and disadvantages of dialysis method of preparation of nanoparticles?

Thank you researchers

08 August 2016 2,593 8 View

Hi, Whats the effect of miscibility of organic solvent with non solvent on physicochemical properites of nanoparticles?

Also tell the effect of solubility of polymer in organic phase on physicochemical properties of nanoparticles

06 June 2016 4,468 5 View

Whats the effect of miscibility of organic solvent with non solvent on physicochemical properites of nanoparticles?

Hi, Also tell the effect of solubility of polymer in organic phase on physicochemical properties of nanoparticles.

06 June 2016 3,899 1 View

Hi, can anybody provide article on comparison of nanoparticles with other drug delivery systems ?

Thank you

06 June 2016 5,376 0 View

To analyze the size of Ethyl cellulose and HPMC nanoparticles by zetasizer, how to redisperse them and in which medium these should be redispersed?

Also tell how much volume of liquid should be used to redisperese them. How much amount of sample should be taken to redispere in liquid. Kindly give a detailed reply

05 May 2016 8,936 9 View

Is it wrong to evaporate 5ml Dichloromethane in few seconds by reducing the pressure of the rotary to zero? I am preparing polymeric nanoparticles?

Is it correct to evaporate organic phase instantly?

03 March 2016 6,595 4 View

Hi, at which pressure and time 5 ml DCM should be evaporated for eudragit nanoparticles on rotary evaporator?

Kindly respond rapidly.

02 February 2016 7,118 2 View

Hi, I have to perform dissolution on USP Dissolution Apparatus 2, so I can add nanoparticles in basket?

Thank you.

02 February 2016 5,863 4 View

Hi, is it right to sonicate the formulation at 70 % for 4 minutes to form nanoparticles or not?

Hi,I am preparing nanoparticles by w/o/w double emulsion method.Firstly I am sonicating w/o emulsion at 70 % amplitude for 2 minutes by using sonics vibracell ultrasonic processor 500 W, 20 kHz...

02 February 2016 9,435 20 View

Hi, can anybody send recipe of citrate-phosphate buffer of pH 3? Kindly give the reference. Please reply soon?

Need answer.

02 February 2016 8,587 1 View

Hi, How to find drug content of nanoparticles?

Please give detailed answer. Tell method as well as formulas.

02 February 2016 7,395 4 View

Hi, how to find concentration of the drug in the supernatant to find entrapment efficiency of nanoparticles?

After collecting supernatant which pore size filter is used to filter the supernatant? After filtration do we take its UV absorbance or to do anything in between? After taking its absorbance what...

01 January 2016 4,400 9 View

Hi, is it right to sonicate the formulation at 70 % for 4 minutes to form nanoparticles or not?

Waiting for the reply.

01 January 2016 7,008 5 View

Hi, what to do if the supernatant of nanoparticles has high absorbance than that of standard solution?

Prompt response will be appriciated.

01 January 2016 7,972 22 View

I want to know about evaporation of some volume of aqueous phase along with the organic phase?

I have 60 ml aqueous phase and 10 ml organic phase for nanoparticles while evaporating organic phase if I evaporate 40 ml of water too at rotary evaporator, is it right?

01 January 2016 5,191 5 View

Can we find entrapment efficiency of nanoparticles without washing and centrifugation by direct method by simply lyophilizing the whole material ?

Need urgent reply.

01 January 2016 9,076 13 View

Hi, what percentage of plagiarism is usually allowed in review articles?

Please reply.

01 January 2016 3,532 4 View

What amount of Eudragit rs 100 is soluble in dichloromethane, in how much volume and under what conditions?

01 January 2016 8,759 7 View

What can be the appropriate amount of tween 80 in nanoprecipitation method if polyme is 40 mg, organic phase is 10 ml and aqueous phase is 20 ml?

01 January 2016 2,814 5 View

Hi, at what temperature and pressure Eudragit nanoparticles should be lyophilized?

Looking for answer.

01 January 2016 2,970 2 View

Hi, please tell all possible organic water immiscible solvents in which eudragit S 100 is soluble?

Thank you.

01 January 2016 224 0 View

Hi, what is the alternative of lyophilization for polymeric nanoparticles?

How to get dry nanoparticles if lyophilizer is not available?

12 December 2015 5,244 1 View

Can we give a suspension of Eudragit nanoparticles by nasal spray?

If I prepare Eudragit nanoparticles and later convert it to suspension and use it as nasal spray, would it be ok? Remember drug is neither for respiratory tract, nor it has to target brain. I have...

11 November 2015 8,676 2 View

Can we give a suspension of Eudragit nanoparticles by nasal spray?

If I prepare Eudragit nanoparticles and later convert it to suspension and use it as nasal spray, would it be ok? Remember drug is neither for respiratory tract, or it has to target brain. I have...

11 November 2015 8,518 4 View

Hi, Which grade of polyvinyl alcohol (PVA) is considered as a best surfactant for polymeric nanoparticles?

Waiting for answer.

11 November 2015 825 6 View

Hi, how to collect nanoparticles after complete evaporation of solvent by magnetic stirring?

I am prepairing nanoparticles and for solvent removal i am stirring it.After complete evaporation of the solvent a thin layer is appeared. Can anybody guide what to do next?

11 November 2015 937 8 View

Hi, what minimum amount of drug and polymer must me used in nanoparticles preparation so we get sufficient yield to work with that?

I am working with total amount of 100 mg but i am not getting enough yield to work with that.

11 November 2015 5,346 3 View

How can I get nanoparticles from nanoprecipitation method?

Hi, If nanoprecipitation method is used for the preparation of nanoparticles then on injecting organic phase into aqueous phase precipitates will be formed. My question is how to get discrete...

11 November 2015 9,178 9 View

Hi, can anybody send video of nanoparticles preparation by nanoprecipitation method.?

Can anybody send the video of nanoparticles preparation by nanoprecipitation method. Kindly make video of all its steps till filtration and lyophilization if involved. I shall be very much...

11 November 2015 2,731 2 View

What ratio or amount of cryoprotectant should we used for nanoparticles?

Do we choose cryoprotectant amount according to amount of polymer or according to quantity of solvent or anything else?

11 November 2015 5,966 3 View

What are the pharmaceutical uses of PEG 2000, 4000 and 6000?

Also suggest any good paper or book for studying role of polymers. Thanks.

07 July 2015 5,563 0 View

Whats the upper limit of number of pages for a review article including introduction and references ?

How many maximum number of pages we can write in a review article of pharmaceutics including abstract, introduction and references?

07 July 2015 7,958 1 View