31. She said she plans to take a fatal dose of the barbiturate Nembutal. 32. Marijuana is currently a Class B drug, along with amphetamines and barbiturates . 33. Having less proclivity for overdose and toxicity, they have widely supplanted barbiturates . 34. Most members took barbiturates and alcohol and then placed bags over their heads. 35. Barbiturates are effective in relieving the conditions that they are designed to address.36. Barbiturates slow down the central nervous system and cause tranquilizing or antiseizure effects.37. Zopiclone has crosstolerance with barbiturates and is able to suppress barbiturate withdrawal signs. 38. Zopiclone has crosstolerance with barbiturates and is able to suppress barbiturate withdrawal signs. 39. He regularly consumed methamphetamine, barbiturates , opiates, and cocaine . }} 40. During the 1950s, his principal interest lay with thiopentone and other barbiturates .
