Elixirs are flavored hydroalcoholic solutions to which glycerin often is added to enhance the solvent properties and act as a preservative. The addition of aqueous solutions to elixirs may cause turbidity or separation by lessening the alcohol concentration.
What is the role of propylene glycol in elixir?
The presence of glycerin, syrup, sorbitol, and propylene glycol in elixirs generally – contributes to the solvent effect of the hydroalcoholic vehicle. – assists in the dissolution of the solute. – enhances the stability of the preparation.
What is the main active ingredient in one of elixir?
The elixir contains: – Digoxin (the active ingredient). – Methyl hydroxybenzoate (preservative). – Sucrose or syrup BP (sweetener and thickener).
Why alcohol is used in elixir?
An elixir is a hydro-alcoholic solution of at least one active ingredient. The alcohol is mainly used to: Solubilize the active ingredient(s) and some excipients. Aid in masking the unpleasant taste of the active ingredient(s)
Why is elixir preferred over syrup?
2-elixirs are better able than aqueous syrups to maintain both water soluble and alcohol soluble components in solution because of their hydro-alcoholic character. 3-from a manufacturing stand point, elixirs are preferred over syrups due to their stability and ease of preparation (by simple solution).
What is the difference between syrup and elixir?
The major difference between syrup and elixir is that the syrup is a thick and sweet aqueous solution of sugar that does not contain alcohol, whereas an elixir is a sweetened, clear, pleasantly flavored liquid formulation that contains both water and alcohol.
What are the side effects of propylene glycol?
Summary At toxic levels, propylene glycol has been found to cause seizures and severe neurological symptoms. There have also been cases of nausea, vertigo and strange sensations.
Is propylene glycol a preservative?
Propylene glycol in personal care products. It is an effective humectant. It is a solvent for fragrances and preservatives. It can be used as a preservative due to its antifungal and antimicrobial properties.
What is the difference between solution and elixir?
As nouns the difference between elixir and solution is that elixir is (alchemy) a liquid which converts lead to gold while solution is a homogeneous mixture, which may be liquid, gas or solid, formed by dissolving one or more substances.
What is the difference between elixir and solution?
Which is the primary solvent in an elixir?
The USP XVII defines elixirs as clear, sweetened hydroalcohol liquids intended for oral use containing flavoring substances or active medicinal agents. Their primary solvents are alcohol and water, with glycerin, sorbitol and syrup sometimes as an additional solvent and/or sweetening agents.
Which is the best definition of an elixir?
Pharmaceutical Elixirs. The USP XVII defines elixirs as clear, sweetened hydroalcohol liquids intended for oral use containing flavoring substances or active medicinal agents. Their primary solvents are alcohol and water, with glycerin, sorbitol and syrup sometimes as an additional solvent and/or sweetening agents.
What are the ingredients in a medicated elixir?
Medicated Elixirs Medicated elixirs are solution of active ingredients dissolved in water and alcohol and an alcohol along with other exipients such as preservatives.
What is the alcohol content of an elixir?
ELIXIRSAre clear, sweetened, hydroalcoholicsolutions intended for oral use, and areusually flavored for palatability.Its Alcohol Content mayvary from as low as 5% toas high as 40%. 16. 2 TYPES OF ELIXIRS1. HIGH ALCOHOLIC ELIXIR (HAE) – 75% to 78% alcohol2.
