dexmedetomidine intravenous precautions What should I know regarding pregnancy, nursing and administering dexmedetomidine intravenous to children or the elderly?If you are: Pregnant: Only When Necessary Nursing: Precaution: INSUFFICIENT DATA AVAILABLE An adult over 60: Precaution: HYPOTENSION/BRADYCARDIA. CONSIDER DECR. DOSE ESP. W/ HEPATIC IMPAIR. Giving dexmedetomidine intravenous to a child under 12: Warning: SAFETY AND EFFICACY NOT ESTABLISHED FOR PROCEDURAL OR ICU SEDATION.