Oct 10, - Ativan Injection should not be used during pregnancy. of the patient, in order to avoid over sedation or neurological impairment. .. Each mg, 1 mg and 2 mg Ativan Sublingual tablet contains: relatively high doses of lorazepam caused brief initial depression on the LD50 of morphine in rats. According to the Food and Drug Administration (FDA), the accidental pain management standards, patient comfort has become a high priority. An initial order of Dilaudid mg IV prn resulted in two doses over a period of 90 minutes. and she received a total Dilaudid dose of 2 mg over a period of four hours, which. Hydromorphone is an oral and injectable drug used to treat severe pain. Medication error warning: This drug is available in a high-potency injection form, which is . Benzodiazepines such as lorazepam, clonazepam, and diazepam: Taking these drugs . Form: injectable solution; Strengths: 1 mg/mL, 2 mg/mL, 4 mg/mL.