It was illustrated in a study that the inclusion of a 5% w/v concentration of SLS increasedthe dissolution rate of celecoxib significantly, and within the first 20 min of the dissolution test,the dissolution occurred three times faster. Sodium lauryl sulphate has shown the ability to increase thesolubility of drugs such as tramadol hydrochloride, methocarbamol, diazepam, alprazolam, gabapentin,buspirone and acetaminophen [43]. Increased solubility of the active ingredient only occurred whenthe CMC was reached [42,43,45]