Dextromethorphan elixir

The drug exhibits its therapeutic action in bronchitis as an expectorant. It has been duly observed that the terpin hydrate elixir as such normally contains too little of the active compound to make it effective single and, therefore it is invariably used mainly as a vehicle for the cough mixtures, namely (a) Terpin Hydrate and Dextromethorphan Elixir and b) Terpin Hydrate and Codeine Elixir. 

A) UV spectrum of an extract elixir containing pseudoephedrine. dextromethorphan and triprolidine. (B) Second derivative spectrum of the extract. Note the absorbance maximum of dextromethorphan disappears. 

Calculate the percentage of stated content of (i) triprolidine.HCI and (il) dextromethorphan. HBr In the elixir. 

Binary 40% Propylene glycol and 10% Ethanol PEG/propylene glycol Lanoxin Elixir Pediatric (Digoxin) Ghildren s Tylenol Cold (Acetaminophen, chlorpheniramine maleate, and dextromethorphan)... 

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