Skip to content

Steven Pennybaker

3 papers in the library · 120 citations · publishing 2017-2020

Papers

Sort Most recent Most cited

Age affects temporal response, but not durability, to serial ketamine infusions for treatment refractory depression

medRxiv Preprint Server August 31, 2020 Steven Pennybaker, Brian J Roach, Susanna L Fryer et al. preprint

Background Ketamine is a rapid-acting treatment for patients with treatment refractory depression (TRD), however treatment responses are often transient and ketamine’s antidepressant action lacks robust clinical durability. Little is known about which patient characteristics are associated with faster or more durable ketamine responses. Ketamine’s antidepressant mechanism is proposed to involve...

The effects of ketamine on typical and atypical depressive symptoms

Acta Psychiatrica Scandinavica July 17, 2020 Lawrence T. Park, David A. Luckenbaugh, Steven Pennybaker et al. 23 citations

OBJECTIVE: Ketamine's effects on different dimensions of depressive symptomatology, including typical/melancholic and atypical depression, remain largely unknown. This study examined the effects of a single intravenous dose of ketamine on general depressive symptoms (measured using the Montgomery-Asberg Depression Rating Scale (MADRS), typical/melancholic symptoms (measured using the MADRS5),...

Who is ‘Molly’? MDMA adulterants by product name and the impact of harm-reduction services at raves

Journal of Psychopharmacology July 10, 2017 Sarah Saleemi, Steven Pennybaker, Missi Wooldridge et al. 97 citations

Methylenedioxymethamphetamine (MDMA), often sold as ‘Ecstasy’ or ‘Molly’, is commonly used at music festivals and reported to be responsible for an increase in deaths over the last decade. Ecstasy is often adulterated and contains compounds that increase morbidity and mortality. While users and clinicians commonly assume that products sold as Molly are less-adulterated MDMA products, this has...