Lorazepam: No dose adjustment is necessary for delicate-to-moderate renal impairment; not advisable for people with renal failureBefore using diazepam, convey to your physician or pharmacist For anyone who is allergic to it; or to other benzodiazepines (like oxazepam, temazepam); or when you have any other allergy symptoms.Concomitant use of benzod