Sepeda ND

Department of Psychiatry and Behavioral Sciences, Center for Psychedelic and Consciousness Research, Johns Hopkins University School of Medicine, Baltimore, MD, USA.

4 preprints · 20 papers · ORCID

PreprintPsilocybin

An Open-Label Multidose Psilocybin Intervention for Obsessive-Compulsive Disorder

Tiwari P, Nayak SM, Sepeda ND +9

Europe PMC2026
ArticlePsychedelics

Validating and creating a short-form of the persisting effects questionnaire: A measure of positive and negative outcomes from psychedelic experiences.

Ehrenkranz R, Sepeda ND, Goldy SP +4

Europe PMC2026
ArticlePsilocybin

Safety, feasibility, and preliminary clinical outcomes of psilocybin-assisted therapy for veterans with severe, treatment-resistant PTSD: an open-label pilot clinical trial.

Armstrong SB, Levin AW, Sepeda ND +5

Europe PMC2026
ArticlePsilocybin

Integrating the Mystical Experience Questionnaire Into a Broader Psychometric Framework: English Validation of the Psychedelic Experience Scale and Comparison of Psilocybin and LSD Sessions Across Two Controlled Settings.

Stocker K, Hartmann M, Barrett FS +6

Europe PMC2026
PreprintPsilocybin

Acute Cardiovascular Effects of Psilocybin: A Pooled Analysis of 14 Studies with Safety Recommendations

Nayak SM, Sepeda ND, Dick MN +8

Europe PMC2026
ArticlePsilocybin

Trip sitting or just sitting? Session facilitators substantially influence psychedelic experiences in clinical trials but not in healthy ones.

Goldy SP, Sepeda ND, Hilbert SN +6

Europe PMC2026
ArticlePsilocybin

Effects of Psilocybin on Religious and Spiritual Attitudes and Behaviors in Clergy from Various Major World Religions.

Griffiths RR, Jesse R, Richards WA +4

Europe PMC2025
ArticleDMT

Reactivations Associated with the Use of 5-MeO-DMT Among Spanish-Speaking Individuals: Prevalence, Predictors, and Emotional Valence.

Ortiz Bernal AM, Raison CL, Lancelotta RL +3

Europe PMC2025
ArticlePsilocybin

Shame, Guilt and Psychedelic Experience: Results from a Prospective, Longitudinal Survey of Real-World Psilocybin Use.

Mathai DS, Roberts DE, Nayak SM +6

Europe PMC2026
ArticlePsilocybin

The Epidemiology of Psychedelic Use Among United States Military Veterans.

Davis AK, Bates M, Lund EM +6

Europe PMC2025
ArticlePsilocybin

The therapeutic alliance between study participants and intervention facilitators is associated with acute effects and clinical outcomes in a psilocybin-assisted therapy trial for major depressive disorder.

Levin AW, Lancelotta R, Sepeda ND +6

Europe PMC2024
ArticlePsilocybin

Double-Blind Comparison of the Two Hallucinogens Dextromethorphan and Psilocybin: Experience-Dependent and Enduring Psychological Effects in Healthy Volunteers.

Mathai DS, Hilbert S, Sepeda ND +3

Europe PMC2023
PreprintPsilocybin

Shame, guilt and psychedelic experience: Results from a prospective, longitudinal survey of real-world psilocybin use

Mathai DS, Roberts DE, Nayak SM +6

Europe PMC2023
PreprintPsilocybin

Shame, guilt and psychedelic experience: Results from a prospective, longitudinal survey of real-world psilocybin use

Mathai DS, Roberts DE, Nayak SM +6

Europe PMC2023
ArticlePsilocybin

Naturalistic psilocybin use is associated with persisting improvements in mental health and wellbeing: results from a prospective, longitudinal survey.

Nayak SM, Jackson H, Sepeda ND +13

Europe PMC2023
ArticlePsilocybin

Translation and Initial Psychometric Evaluation of Spanish Versions of Three Psychedelic Acute Effects Measures: Mystical, Challenging, and Insight Experiences.

Davis AK, Timmermann C, Ortiz Bernal AM +5

Europe PMC2024
ArticleIbogaine

Prospective associations of psychedelic treatment for co-occurring alcohol misuse and posttraumatic stress symptoms among United States Special Operations Forces Veterans.

Armstrong SB, Xin Y, Sepeda ND +3

Europe PMC2024
ArticlePsilocybin

Efficacy and safety of psilocybin-assisted treatment for major depressive disorder: Prospective 12-month follow-up.

Gukasyan N, Davis AK, Barrett FS +4

Europe PMC2022
ArticlePsilocybin

Psilocybin therapy increases cognitive and neural flexibility in patients with major depressive disorder.

Doss MK, Považan M, Rosenberg MD +8

Europe PMC2021
ArticlePsilocybin

Effects of Psilocybin-Assisted Therapy on Major Depressive Disorder: A Randomized Clinical Trial.

Davis AK, Barrett FS, May DG +5

Europe PMC2021
ArticlePsychedelics

Increases in Psychological Flexibility Mediate Relationship Between Acute Psychedelic Effects and Decreases in Racial Trauma Symptoms Among People of Color.

Davis AK, Xin Y, Sepeda ND +2

Europe PMC2021
ArticlePsilocybin

People of color in North America report improvements in racial trauma and mental health symptoms following psychedelic experiences.

Williams MT, Davis AK, Xin Y +4

Europe PMC2021
ArticlePsilocybin

Emotions and brain function are altered up to one month after a single high dose of psilocybin.

Barrett FS, Doss MK, Sepeda ND +2

Europe PMC2020
ArticleIbogaine

Psychedelic Treatment for Trauma-Related Psychological and Cognitive Impairment Among US Special Operations Forces Veterans.

Davis AK, Averill LA, Sepeda ND +2

Europe PMC2020