Lozenges solid preparations

Lozenges and troehes are solid preparations designed to dissolve or disintegrate slowly in the mouth their base is usually flavored and sweetened. Examples of eom-pounded troehes include anesthetic (lidocaine), hormonal (testosterone), analgesie (ketamine), and antifungal (nystatin) preparations (Table 2). 

Are solid medicated preparation intended to dissolve slowly in the mouth and softer than lozenges. 

Erythritol is a noncariogenic excipient used in a variety of pharmaceutical preparations, including in solid dosage forms as a tablet filler,and in coatings.It is also used in sugar-free lozenges, " and medicated chewing gum. ... 

Lozenges and pastilles are solid, single-dose preparations intended to be sucked to obtain a local effect in the oral cavity and the throat. They contain one or more active substances, usually in a flavoured and sweetened base. They are intended to dissolve or disintegrate slowly in the mouth when sucked. They have to comply with most of the requirements for tablets. Lozenges are hard preparatirais, pastilles are soft. 

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