title: Clonidine decreases opiate withdrawal-related anxiety: possible opiate noradrenergic interaction in anxiety and panic.
mesh_terms: D000328:Adult; D001007:Anxiety / Q000517:prevention & control*; D003000:Clonidine / Q000627:therapeutic use*; D004311:Double-Blind Method; D005239:Fear / Q000187:drug effects*; D006801:Humans; D008297:Male; D009638:Norepinephrine / Q000378:metabolism*; D009293:Opioid-Related Disorders / Q000523:psychology*; D010200:Panic / Q000187:drug effects*; D013375:Substance Withdrawal Syndrome / Q000517:prevention & control* / Q000523:psychology
chemical_list: D003000:Clonidine; D009638:Norepinephrine