With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ativan is a medication.
text_B: Lorazepam , sold under the brand name Ativan among others , is a benzodiazepine medication .. benzodiazepine. benzodiazepine. It is used to treat anxiety disorders , trouble sleeping , active seizures including status epilepticus , alcohol withdrawal , and chemotherapy induced nausea and vomiting , as well as for surgery to interfere with memory formation and to sedate those who are being mechanically ventilated .. trouble sleeping. insomnia. status epilepticus. status epilepticus. alcohol withdrawal. alcohol withdrawal. chemotherapy induced nausea and vomiting. chemotherapy induced nausea and vomiting. interfere with memory formation. anterograde amnesia. sedate. sedate. mechanically ventilated. mechanical ventilation. While it can be used for severe agitation , midazolam is usually preferred .. severe agitation. psychomotor agitation. midazolam. midazolam. It is also used , along with other treatments , for acute coronary syndrome due to cocaine use .. acute coronary syndrome. acute coronary syndrome. cocaine. cocaine. It can be given by mouth or as an injection into a muscle or vein .. When given by injection onset of effects is between one and thirty minutes and effects last for up to a day .. Common side effects include weakness , sleepiness , low blood pressure , and a decreased effort to breathe .. low blood pressure. hypotension. When given intravenously the person should be closely monitored .. Among those who are depressed there may be an increased risk of suicide .. depressed. major depressive disorder. suicide. suicide. With long-term use larger doses may be required for the same effect .. larger doses may be required for the same effect. Drug tolerance. Physical dependence and psychological dependence may also occur .. Physical dependence. Physical dependence. psychological dependence. psychological dependence. If stopped suddenly after long-term use , benzodiazepine withdrawal syndrome may occur .. benzodiazepine. benzodiazepine. benzodiazepine withdrawal syndrome. benzodiazepine withdrawal syndrome. Older people more often develop adverse effects .. In this age group lorazepam is associated with falls and hip fractures .. Due to these concerns , lorazepam use is generally only recommended for up to two to four weeks .. Lorazepam was initially patented in 1963 and went on sale in the United States in 1977 .. It is on the World Health Organization 's List of Essential Medicines , the most effective and safe medicines needed in a health system .. health system. health system. It is available as a generic medication .. generic medication. generic medication. The wholesale cost in the developing world of a typical dose by mouth is between US$ 0.02 and US$ 0.16 as of 2014 .. developing world. developing world. In the United States as of 2015 a typical month supply is less than US$ 25 .. In the United States in 2011 , 28 million prescriptions for lorazepam were filled making it the second most prescribed benzodiazepine after alprazolam .. benzodiazepine. benzodiazepine. alprazolam. alprazolam
related.