Codeine derivatives are usually the best choice.
Symptomatic treatment involves administration of cough suppressants which contains
codeine derivatives.
Not exact matches
Officials blame this increase on the rise of addictive prescription drugs such as Vicodin, OxyContin, Percocet,
codeine, and Fentora, all of which are opioids (
derivatives of opium).
The species Papaver somniferum includes many varieties of poppies, only one of which, the «red scarlet» poppy, produces opium and
derivative narcotics (such as heroin) from its pods which contain significant amounts of concentrated opiates (primarily morphine and
codeine).