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Effect of MDMA on renewal of auditory conditioned fear. (A) Experimental timeline. Rats received Saline or 3 mg/kg MDMA (3 MDMA) 30 minutes prior to auditory fear extinction. (B) Levels of freezing during auditory fear conditioning. (C) Levels of freezing during fear extinction. (D) Levels of freezing during fear renewal. Inset shows average freezing during the entire renewal session. All data represent means ± SEM. *p<0.05 3 mg/kg MDMA / Context B relative to Saline / Context B.
