Adds some sedation, although not a terrific deal. I would advise from using greater than 10mg with codeine unless there is a good tolerance to benzo's, the two simply because mixing benzo's and opiates is hazardous and because using an excessive amount of benzo can definitely overpower the codeine large. https://codeine96172.boyblogguide.com/34120512/the-single-best-strategy-to-use-for-codeine