Medscape - Anxiety, status epilepticus, sedation-specific dosing for Ativan, Lorazepam Intensol (lorazepam), frequency-based adverse effects, comprehensive. An Intensol is a concentrated oral solution as compared to standard oral liquid medications. Draw into the dropper the amount prescribed for a single dose. The dosage of lorazepam should be increased gradually when needed to help avoid adverse effects. Mar 7, - Lorazepam is readily absorbed with an absolute bioavailability of 90 percent. Peak concentrations in plasma occur nbsp; Lorazepam Intensol.