Why white paraffin is used in eye ointment

Why white paraffin is used in eye ointment
by

1 Answer

Answer :

White soft paraffin is prepared by bleaching yellow soft paraffin. Some of the bleaching
agent may remain sticking to the base even after careful washing. Which when used in the
eye may lead to irritation.
by

Related questions

What are the precautions taken during storage of eye drops

Description : What are the precautions taken during storage of eye drops

Last Answer : Following precautions taken during storage of eye drops: i. If the dropper is separate, always hold it with its tip down. ii. Never touch the surface of dropper iii. Never rinse the dropper iv. Never ... color v. When the dropper is at the top of the bottle, avoid contaminating the cap when removed

Define ‘Shampoo’, and discuss the formulation of it.

Description : Define ‘Shampoo’, and discuss the formulation of it.

Last Answer : Shampoos are used as a preparation containing surface active agents which are used to remove dirt ,grease from the hair without affecting natural gloss of the hair and help to keep hair fragrant , ... - used to preserve the shampoo against bacteria or mould. e.g. Methyl Paraben, Propyl Paraben

Point out incompatibility (if any) and describe suitable method for its dispense.

Description : Point out incompatibility (if any) and describe suitable method for its dispense.

Last Answer : Rx Quinine sulphate 1.5 gm Dilute sulphuric acid ..4ml Potassium iodide .8gm Water upto 200 ml Prepare mixture, send 100 ml Dil. sulphuric acid is added to dissolve ... and in another bottle potassium iodide and water. Instruct the patient to mix them before the dose actually taken.

What is Dusting powder, Give classification of it mention the formulation ingredients of it.

Description : What is Dusting powder, Give classification of it mention the formulation ingredients of it.

Last Answer : Dusting powders are the powders meant for external application to the skin and are generally applied in a fine state of sub division to avoid local irritation. The dusting powders are used for antiseptic ... mixing of two or more ingredients; such as starch, talc, kaolin as they are chemically inert

Define parenteral. Give essential qualities of parenteral products .give the steps involved in manufacturing of parenteral products.

Description : Define parenteral. Give essential qualities of parenteral products .give the steps involved in manufacturing of parenteral products.

Last Answer : Definition of parenteral products Parenteral products are considered to be the sterile solutions, suspension or emulsions that are administrated by hypodermic injection either in the form in which ... containers.  Sterilisation.  Evaluation of parenteral preparations.  Labelling and packaging.

Define (i)Nasal drops

Description : Define (i)Nasal drops

Last Answer : Nasal drops are aqueous solutions for instilling into nose with dropper torelieve congestion ,inflammation & to combat infection (ii)Inhalation: These are liquid preparation consisting of volatile substances and ... with a dropper for cleaning of ear, softening of wax and for treating mild infection

List different test for identification of an emulsion & explain any one.

Description : List different test for identification of an emulsion & explain any one.

Last Answer : List different test for identification: 1) Dilution Test - 2) Dye Test- 3) Conductivity Test- 4)Fluorescence Test: 5)Cobalt Chloride Test: Explanation of any one. 1) Dilution Test -  Emulsion ... an emulsion and dried, it turns from blue to pink, indicating that the emulsion is o/w type.

Define 'Pyrogen'. Name the different methods of Pyrogen testing. Describe Rabbits method.

Description : Define 'Pyrogen'. Name the different methods of Pyrogen testing. Describe Rabbits method.

Last Answer : Definition: Pyrogens are by-product of bacterial metabolism, pyrogens are polysaccharides, thermostable, soluble in water, unaffected by bactericide and can pass through bacterial proof filters Different methods of Pyrogen ... 0.6 °C or and sum of group maximum temp rises doesn't exceed 3.7°c.

What is the principle behind sterility testing? Describe Membrane filtration method for sterility testing.

Description : What is the principle behind sterility testing? Describe Membrane filtration method for sterility testing.

Last Answer : Principle: Basic principle of sterility test is that if bacteria or fungi are placed in a medium which provides the nutritive material and water and kept at favourable temperature the organism will grow and their presence can be indicated by the turbidity in the clear medium.

Calculate the displacement value of zinc oxide from following data

Description : Calculate the displacement value of zinc oxide from following data

Last Answer : i) Capacity of mould = 15 grain ii) Wt. of 6 unmedicated suppositories = 90 grain iii) Wt. of six suppositories containing 40% zinc oxide = 132 grain. Note: student may use grain value as 65 mg and ... Medicament Amount of base without drug - actual amount base 3.4212 / 0.7002 = 4.886 = Approx.5

What are 'Syrups'? Give different methods of preparation of syrup.

Description : What are 'Syrups'? Give different methods of preparation of syrup.

Last Answer : Syrup: Syrup is sweet, viscous, concentrated or nearly saturated aqueous solution of sucrose containing 66.7%w/w of sugar. Methods of preparation of syrup. 1. Simple solution method 2. By ... after the reaction is complete add sucrose and flavouring agent than adjust the volume with purified water.

Define 'Gargles' & 'Mouth Wash'. What are the uses of douches? Discuss with example.

Description : Define 'Gargles' & 'Mouth Wash'. What are the uses of douches? Discuss with example.

Last Answer : Gargle: Gargles are aqueous solutions to prevent & treat throat infections & are used to relieve soreness in mild throat infections. Mouthwash: Mouth washes are aqueous solutions with pleasant taste and odour used to ... lacticacid (0.5 to 2%),Chlorohexidine ( 0.002%) 3) Astringent e.g.alum(1%),

Explain the formulation of parenteral preparation.

Description : Explain the formulation of parenteral preparation.

Last Answer : 1) Vehicles 2) Adjuvants  Solubilising agent  Stabilizers:  Buffering agents  Antibacterial agents:  Chelating agents:  Suspending,  Emulsifying and wetting agents:  Tonicity factors 1) ... other body fluids. The isotonicity of solution may be adjusted by adding Sodium chloride, dextrose etc

What is 'Cracking of emulsion'? Describe any four factors responsible for cracking of emulsion

Description : What is 'Cracking of emulsion'? Describe any four factors responsible for cracking of emulsion

Last Answer : 'Cracking of emulsion': Cracking means the separation of two layers of dispersed phase and continuous phase, due to the coalescence of dispersed phase globules which are difficult to redisperse by shaking ... emulsion. So it is necessary to take steps to retard creaming as far as possible.

Define mixture. Describe method of dispensing mixture containing diffusible solids.

Description : Define mixture. Describe method of dispensing mixture containing diffusible solids.

Last Answer : Definition: Mixture is a liquid dosage form containing medicament or medicaments are dissolved, disperse and suspended in the given vehicle. Method of dispensing:  Finely powder the drug in a mortar. Add ... cork, label and dispense.  Apply the secondary label Shake the bottle well before use .

Define 'Incompatibility’. What is adjusted type of Incompatibility, explain with example.

Description : Define 'Incompatibility’. What is adjusted type of Incompatibility, explain with example.

Last Answer : Definition: Incompatibility occurs as a result of two or more antagonistic substances & an undesirable product is formed which may affect the safety, efficacy & appearance of the pharmaceutical preparation. ... citrate with half as much caffeine as that of caffeine citrate to form a clear mixture.

Write a short note on formulation and method of preparation of 'Effervescent granules'.

Description : Write a short note on formulation and method of preparation of 'Effervescent granules'.

Last Answer : Formulation :These are solid dosage form of medicament, meant for internal use.  These are composed of citric acid, tartaric acid & sodium bicarbonate.  In presence of water, acid reacts with alkali ... to break the lumps which may be formed during drying. iv) Then packed in air tight containers.

What is indiffusible mixture; Give composition of compound tragacanth powder, mention the example of indiffusible mixture.

Description : What is indiffusible mixture; Give composition of compound tragacanth powder, mention the example of indiffusible mixture.

Last Answer : Indiffusible mixture are those mixture which contain indiffusible solids, solids are not soluble in water they do not remain suspended for long time after shaking therefore to maintain their stability suspending agent are added, the ... .25 gm Simple syrup 15 ml Water .upto .90 ml

Explain LAL test

Description : Explain LAL test

Last Answer : LAL test is used for the detection and quantification of bacterial endotoxins: Limulus amebocyte lysate (LAL) is an aqueous extract of blood cells (amoebocytes) from the horseshoe crab, ... endotoxins, pH, temperature and presence of clotting enzyme system and clottable proteins from lysate.

Define dentifrices and explain formulation of it

Description : Define dentifrices and explain formulation of it

Last Answer : Dentifrices are the preparations meant to be applied to the teeth with a help of tooth brush for the purpose of cleaning the accessible surface of the teeth Abrasive agents:  The abrasive agents such as ... are added to improve the taste of the formulation.  Ex. Peppermint oil, cinnamon oil, etc.

Define the term prescription and list various errors seen in dispensing prescription

Description : Define the term prescription and list various errors seen in dispensing prescription

Last Answer : Prescription: Prescription is a written order given by registered medical practitioner, any other licensed person, veterinarians or dentist to pharmacist to dispense proper medication to patient. Common ... may cause synergism or antagonism. iii. Ex. Acetylcholine and Atropine produce antagonism.

Explain the term ‘Aseptic technique’

Description : Explain the term ‘Aseptic technique’

Last Answer : Definition: The method which is used to prevent the access of microorganism during the preparation of parenteral product and their testing are called Aseptic Technique  The entry of the ... supplied under positive pressure  Ultra violet lamps are fitted in the area to maintain sterility

Write four advantages of suppositories

Description : Write four advantages of suppositories

Last Answer : Advantages of suppositories  These can be easily administered to children, old persons & to unconscious patients.  These are inserted into body cavity to produce local effect of the medicament ... slowly absorbed giving sustained action.  They are also been used for prolongation of drug action

What is physical incompatibility? Give one example

Description : What is physical incompatibility? Give one example

Last Answer : When two or more than two substances are combined together, a physical change takes place and an unacceptable product is formed. Physical incompatibility is usually due to immiscibility, insolubility, ... Light magnesium carbonate ---- 60g. Send five powders The combination forms eutectic mixture.

Can I mail 1% non-prescription Hydrocortisone ointment to Germany?

Description : Can I mail 1% non-prescription Hydrocortisone ointment to Germany?

Last Answer : No one here can offer you more than a guess. Why not call USPS and tell them what you told us, then ask if it would be allowed? There’s only a small risk that anyone would check the package anyway, so if they tell you it’s ok, you can do it.

On the TV show iCarly, the characters are always wearing shirts that say things like "My Cheese Rules" "Dirty Shirty", and "Ointment 500". All the shirts have a little square and the end of the right sleeve. Anyone know where to get the shirts?

Description : On the TV show iCarly, the characters are always wearing shirts that say things like "My Cheese Rules" "Dirty Shirty", and "Ointment 500". All the shirts have a little square and the end of the right sleeve. Anyone know where to get the shirts?

Last Answer : try here

Which is better for back pain: medicated ointment or a comfortable mattress?

Description : Which is better for back pain: medicated ointment or a comfortable mattress?

Last Answer : You should buy this mattress instead of Back pain. My experience was that I bought it for 600 countries, and the delivery was free, and they gave me $ 200 as a discount. I strongly recommend it. cutt.ly/XjSf9zW

What is the function of neocin ointment ?

Description : What is the function of neocin ointment ?

Last Answer : Answer : Used in infected skin wounds , infected burns , impotigo , pharynx , infected skin inflammation.

What are the rules for using Aryan ointment ?

Description : What are the rules for using Aryan ointment ?

Last Answer : : A small amount of ointment should be applied on the painful or itchy area with the help of fingers in the morning and evening and after each bowel movement. To insert the drug deep into the ... to the back of the tube. Suppository: Use daily in the morning and afternoon and after defecation.

What is the function of Aryan ointment ?

Description : What is the function of Aryan ointment ?

Last Answer : Hemorrhoid treatment inside and outside the anus. Treatment of postpartum hemorrhoids. Treatment of anal pruritus , perineal eczema , anal fissure and proctitis . Hemorrhoids relieve pain and discomfort after surgery.

What is the function of Bactrocin Ointment Cream ?

Description : What is the function of Bactrocin Ointment Cream ?

Last Answer : : Bactrocin Ointment is a medicine that is used for the treatment of Skin Infections Caused By Bacteria , Skin Wounds, Wounds and other conditions.

Trichoderma "Is it a disease ointment ?

Description : Trichoderma "Is it a disease ointment ?

Last Answer : It can be used for itching due to fungal , allergic , dandruff , itching , itching , skin wound infections.

What is the name of the ointment for ringworm ? Does ringworm get better on its own ? Or do you have to take medicine ?

Description : What is the name of the ointment for ringworm ? Does ringworm get better on its own ? Or do you have to take medicine ?

Last Answer : You do not recover on your own. You can use Iconet Plus ointment. Use for 7 consecutive days. They will be fine too.

Lots of itchy skin on the testicles. What ointment should I use now ?

Description : Lots of itchy skin on the testicles. What ointment should I use now ?

Last Answer : : The best cream for this is fungicide cream. You will use it twice a day. Also apply coconut oil on the genitals. And don't wear wet underwear. Do not crush the testicles. Clean the testicles ... before bath time every day and then take a bath, then there will be no such problem again InshaAllah.

Which cream is most effective for ringworm ? My hands , feet , waist and many other parts of the body have herpes. It is slowly increasing. I will use any cream or ointment to get rid of this herpes. Please do not talk about any fake or ointment that does not work. Ointment or cream that will work. Name it.

Description : Which cream is most effective for ringworm ? My hands , feet , waist and many other parts of the body have herpes. It is slowly increasing. I will use any cream or ointment to get rid of this ... not talk about any fake or ointment that does not work. Ointment or cream that will work. Name it.

Last Answer : : The best cream for ringworm is fungicide and xfine . You can buy either one. And take antibiotics on the advice of a doctor.

Eczema ointment

Description : Why not use ointments that contain corticoids for a long time? The pharmacist warned me that there are corticoids in the ointment.

Last Answer : Well, I personally wouldn't use it either. These are artificial chemicals, so there are possible side effects: D .. substances containing cannabis even from fast food, but you can grow it in the garden or on the ... be used, for example, in the mentioned ointments that work. ☠ ☠ ☣ ☠ ☣ ☠ ☣ ☠ ☢

Do you know any ointment for hips?

Description : Hello, you don't know any good ointment for hips? I have a lot of them and I want to get rid of them. Thank you for every answer.

Last Answer : It is necessary to work against the pins from the inside, especially with a healthy diet. Eliminate fatty foods and chocolate, sugar and white bread from the menu. Eat lots of fruits and vegetables and ... it is lacking. Ointments and lotions alone are not effective, it's just a waste of money.

What ointment on cracked hands

Description : How do you rub your hands after hard work in the garden? My skin is cracked and dry.

Last Answer : I've been using indulon for cracked skin for years. There are several types. I recommend

Ointment ointment in the nose?

Description : I've had scabs in my nose for weeks. Is there an ointment for them? Thanks

Last Answer : I will recommend the best ointment. I've been using it for several years and it's the best, Bactroban.

What ointment for dry feet?

Description : I have dry skin on my legs and especially on my calves. How do you lubricate your feet?

Last Answer : I use indulon on dry skin.

Is horse ointment from a horse?

Description : Or why is it called a horse? That he has the power of a horse? I guess not what?

Last Answer : Of course the horse ointment is from the horse ...: DA baby oil is from what?

The effective treatment of dendritic ulcer of the cornea is: a. Surface anesthesia b. Local corticosteroids c. Systemic corticosteroids d. Acyclovir ointment

Description : The effective treatment of dendritic ulcer of the cornea is: a. Surface anesthesia b. Local corticosteroids c. Systemic corticosteroids d. Acyclovir ointment  

Last Answer : ANSWER: D

Gulf wax/paraffin in cooking?

Description : Gulf wax/paraffin in cooking?

Last Answer : I think it would matter as to how much wax your recipe calls for. My grandmother makes coconut balls every year for Christmas and uses Gulf Wax and they have never had a waxy coating.

What is the meaning of paraffin ?

Description : What is the meaning of paraffin ?

Last Answer : Paraffin means addictive.

Why Alkenes Are Called Paraffin ?

Description : Why Alkenes Are Called Paraffin ?

Last Answer : CnH2n + 2 . The word 'paraffin' is a combination of the Greek words ' parum' and 'affinis' . 'Parum' means a little and 'affinis' means affinity . Thus paraffin means a compound with 'mild ... is, the carbon chain is saturated. This is why alkene is chemically less active and is called paraffin.

What is paraffin ?

Description : What is paraffin ?

Last Answer : Saturated hydrocarbons are called paraffin. Paraffin means extremely less chemically active.

Is paraffin wax stronger that stearic acid?

Description : Is paraffin wax stronger that stearic acid?

Last Answer : Need answer

Why do greenhouses sometimes have paraffin burners in them?

Description : Why do greenhouses sometimes have paraffin burners in them?

Last Answer : Need answer

Paraffin poisoning?

Description : Paraffin poisoning?

Last Answer : DefinitionParaffin is a solid waxy substance used to make candles and other items. This article discusses what may occur if you swallow or eat paraffin.This is for information only and ... and possible constipation.Home TreatmentDo NOT make the person throw up. Contact Poison Control for guidance

Whencrudeoilisheated, which of thefollowinghydrocarbonisgiven off first A. kerosene C. gasolene C. natural gas D. paraffin

Description : Whencrudeoilisheated, which of thefollowinghydrocarbonisgiven off first A. kerosene C. gasolene C. natural gas D. paraffin

Last Answer : ANSWER : C