Cachets definition in pharmacy

Cachets are one of the solid unit dosage forms that are prepared by using rice paper that is made by pouring a mixture of rice flour and water between two hot, polished, revolving cylinders. The water evaporates and a wafer sheet is formed. Cachets are used to enclose nauseous or disagreeable powders and these are available in different sizes that hold drugs from 0.2 to 1.5g of powder. Cachets are also called a Wafer capsule. They are quite difficult to swallow, but they are softened by dipping in water for a few seconds & are placed on the tongue & swallowed with a draught of water. After swallowing the cachet disintegrates & drug is released. What are Cachets? Cachets consist of a dry powder that is enclosed in a shell. Cachet is a seal shaped capsule or wafer made up of flour for enclosing powders of displeasing or unpleasant taste. The sealed dosage form is wetted with water and then swallowed. Types of Cachets Cachets are of two types: Wet seal Cachets and Dry seal Cachets. The filling process is similar. Wet seal is closed by wetting the flanges of each half & joining with dry seal the two halves are pushed together. 01. Wet Seal Cachets • A Wet seal cachets is made of two similar convex halves that have flat edges. • The weighted quantity of powdered drug is placed in one half, the other half edges are moistened with water and placed exactly over the first half containing the drug. • The flat edges of both the halves are pressed together in order to seal it perfectl...

Powders are subdivided solids which are classified in the BP according to the size of their constituent particles of range from 1.25 (µm to 1.7 mm in diameter. Another classification of powders is based on the manner of their dispensing. 1. Bulk powders for external use: (a) Dusting powders (b) Snuffs (c) Dental powder (d) Insufflations 2. Bulk powders for internal use. ADVERTISEMENTS: 3. Simple and compound powders for internal use. 4. Effervescent granules 5. Cachets 1. Bulk powders for external use External bulk powders contain non-potent substances for external applications. These powders are dispensed in glass, plastic wide mouth bottles and also in cardboard with specific method of application. Bulk powders for external used are of four types. ADVERTISEMENTS: (a) Dusting powders (b) Snuffs (c) Douche powders (d) Dental powder (e) Insufflation (a) Dusting powders These are used externally for local application not intended for systemic action. The desired characteristics of powders include- (a) homogeneity, (b) non-irritability, (c) free flow, (d) good spreadability and covering capability, (e) adsorption and absorption capacity, (f) very fine state of subdivision, and (g) capacity to protect the skin against irritation caused by friction, moisture or chemical irritants. Dusting powders usually contain substances such as zinc oxide, starch and boric acid or natural mineral substances such as kaolin or talc. ADVERTISEMENTS: Talc may be contaminated with pathogenic micr...

What to Know A cache is a group of things that are hidden, and is pronounced like "cash." Cachet can mean "prestige," "medicine to be swallowed," or "an official seal," and is pronounced "cash-ay." Cache and cachet share a common French root – the verb cacher ("to hide"), which is pronounced \cash-AY\ – but they are pronounced differently and mean two different things. Cache means "a group of things that are hidden," and entered English in the 1700s. It can also mean cache memory, or "a part of a computer's memory where information is kept so that the computer can find it very quickly." Cache can also function as a verb, with the meaning "to place (something) in a cache." Whether use as a noun or as a verb this word is pronounced \CASH\. Cachet has several meanings. It can mean "prestige," "medicine prepared so that it can be swallowed," or "an official seal," the oldest meaning of the word in English, first used in the 1600s. It is pronounced \cash-AY\.

What is the difference between cache and cachet? Although the two words come from the same root (the French cacher, meaning "to press, hide"), cache and cachet have Cache primarily refers to a thing that is hidden or stored somewhere, or to the place where it is hidden. It has recently taken on another common meaning, "short-term computer memory where information is stored for easy retrieval." Cachet usually means "prestige" or "a characteristic feature or quality conferring prestige." What is the difference between cachet and prestige? Several of the senses of cachet are similar, or synonymous with prestige; among its definitions are "a characteristic feature or quality conferring prestige," "an indication of approval carrying great prestige," and "prestige." However, cachet does have additional meanings which share little of their meaning with prestige, including "a medicinal preparation for swallowing," and "a seal used especially as a mark of official approval." Recent Examples on the Web But Olson knew the brand still had cachet with Gen Z consumers who aspired to the California Cool aesthetic. — Rolling Stone, 2 May 2023 Schools such as Harvard also attract impressive gifts because of the cachet of being affiliated with the Ivy League, said Joanne Ciulla, director of the Institute for Ethical Leadership at Rutgers Business School in New Jersey. — Globe Staff, BostonGlobe.com, 12 Apr. 2023 This rise in status and cachet has helped lead to a booming real estate market....

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from The American Heritage® Dictionary of the English Language, 5th Edition. • noun A mark or quality, as of distinction, individuality, or authenticity. • noun Great prestige or appeal. • noun A seal on a document, such as a letter. • noun A commemorative design stamped on an envelope to mark a postal or philatelic event. • noun A motto forming part of a postal cancellation. • noun A kind of wafer capsule formerly used by pharmacists for presenting an unpleasant-tasting drug. from The Century Dictionary. • noun A distinguishing mark or stamp. • noun In pharmacy, a hollow wafer containing medicine in powder form. • noun A seal. from the GNU version of the Collaborative International Dictionary of English. • noun A seal, as of a letter. • noun a sealed letter, especially a letter or missive emanating from the sovereign; -- much used in France before the Revolution as an arbitrary order of imprisonment. from • noun A special characteristic or quality. • noun archaic A seal, as of a letter. from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved. • noun a warrant formerly issued by a French king who could warrant imprisonment or death in a signed letter under his seal • noun a seal on a letter • noun an indication of approved or superior status • "High School Musical" and "Spider-Man" 1-3 aside, digits have lost their title cachet, and titles have become indistinguishable brand names. • Selling your work to a publisher that no one will read, making no mon...

Recent Examples on the Web This pharmacopoeia goes wherever Brian does. — Brian Barrett, Wired, 23 June 2020 But cannabis is also mentioned in the pen-ts’ao ching, the world’s oldest pharmacopoeia, which was compiled from Chinese oral traditions dating back to 2700 B.C. — Gemma Tarlach, Discover Magazine, 24 Feb. 2016 Later, the pharmacopoeia expanded to include large and complex proteins—from insulin to monoclonal antibodies. — Siddhartha Mukherjee, The New Yorker, 15 July 2019 These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pharmacopoeia.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors.