Pharmaceutics

Utensils Used in Pharmacy Practicals Dispensing Scale (Balance)                      is used to weigh the ingredients used in dispensing of pharmaceutical preparations. Minimum weighble quantity is taken as 100mg (60mg or one Grain Erlier). Weighings are done to the nerest 3rd decima pace.           e.g.    1.335g        =   1g + 355 mg                     1.3555g      =   1g + 356 mg                     1.3554g      =   1g + 355 mg   When the 4th decimal place is 5 or more,one is added to the front number. If it is less than 5, the 4th number is ignored. In weighing, do not directly weigh on the pan, but on a piece of paper. For this fist put two equal pieces ...

Metric Systems Of Weights And Measures Metric System of weight : 1000 mcg( Micro grams) =  1 miligram (mg) 1000 miligrams (mg)        =  1 gram (g) 1000 grams (g)                  =  1 kiogram (kg) Metric system of measures : 1000 mililiters (mL)         =  1 Liter (L) Metric Box of Weights :    gram Weights: 100g, 50g, 20g, 20g, 10g, 5g, 2g, 2g, 1g.              Miligram weights : 50mg, 20mg ,20mg, 10mg, 5mg, 2mg, 2mg,1mg 

Prescription  Abbreviations Abbriviation              From the Latin                            Meaning         aa                         ana                                            of each as                         ad                                               up to a.c.                       ante cibum                             before mea...

A Prescription Format Prescription is the basic formula on which the preparation is made. it is a written order by a physician to a pharmacist, requesting him to make a certain pharmaceutical preparation in a certain form and in a certain quantity to be given over to a patient.   It is the duty of a pharmacist to prepare medicines using his scientific knowledge and experience and hand over to the patient elegant preparations with clear instructions as to how medicines should be taken.   Since a prescription is a written order a pharmacist should not alter a prescription without the authority of the prescriber. whatever alterations, he must authorise in writing with his initials against all such alterations.  The Following four parts  could be identified in all prescriptions and for purposes of dispensing all these four parts are essential.              01. Rx Recipe, or the Superscription  Here the Rx denotes Reci...