2026 Antonio Waldo Zuardi: Medicine Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Medicine	79	17498	16444	48	46	312	24455

Antonio Waldo Zuardi publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Antonio Waldo Zuardi sits on this spectrum.

101 publications 1,796+

This scientist: 312 publications — 19th percentile

19% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Antonio Waldo Zuardi D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Antonio Waldo Zuardi sits on this spectrum.

70 D-Index 217+

This scientist: 79 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Antonio Waldo Zuardi is affiliated with the Universidade de São Paulo in Brazil. Their research predominantly spans the field of Medicine, with a significant focus on Pharmacology, Clinical Psychology, Cellular and Molecular Neuroscience, Psychiatry and Mental Health, and Cognitive Neuroscience.

The scientist's primary research topics include:

Cannabis and Cannabinoid Research
COVID-19 and Mental Health
Bipolar Disorder and Treatment
Neurotransmitter Receptor Influence on Behavior
Pancreatic Function and Diabetes
Occupational Health and Burnout
Neuroscience and Neuropharmacology Research

Antonio Waldo Zuardi has contributed to a variety of peer-reviewed publications with notable papers such as:

"Effects of acute cannabidiol administration on anxiety and tremors induced by a Simulated Public Speaking Test in patients with Parkinson's disease" (2020), published in the Journal of Psychopharmacology
"Efficacy and Safety of Cannabidiol Plus Standard Care vs Standard Care Alone for the Treatment of Emotional Exhaustion and Burnout Among Frontline Health Care Workers During the COVID-19 Pandemic" (2021), published in JAMA Network Open
"Cannabidiol induces autophagy via ERK1/2 activation in neural cells" (2021), published in Scientific Reports
"Serious adverse effects of cannabidiol (CBD): a review of randomized controlled trials" (2020), published in Expert Opinion on Drug Metabolism & Toxicology
"Cannabidiol for Rapid Eye Movement Sleep Behavior Disorder" (2021), published in Movement Disorders

The researcher has collaborated frequently with several colleagues, including:

Jaime E. C. Hallak
José Alexandre S. Crippa
Francisco Silveira Guimarães
Flávia de Lima Osório

Antonio Waldo Zuardi's work has been published extensively in the following venues:

Brazilian Journal of Psychiatry
Cannabis and Cannabinoid Research
Journal of Psychopharmacology
Frontiers in Psychiatry
Frontiers in Pharmacology

Best Publications

Cannabidiol Reduces the Anxiety Induced by Simulated Public Speaking in Treatment-Naïve Social Phobia Patients

Mateus M. Bergamaschi;Regina Helena Costa Queiroz;Regina Helena Costa Queiroz;Marcos Hortes Nisihara Chagas;Marcos Hortes Nisihara Chagas;Danielle Chaves Gomes De Oliveira;Danielle Chaves Gomes De Oliveira

939
Citations
History of cannabis as a medicine: a review

Antonio Waldo Zuardi

861
Citations
Opposite effects of delta-9-tetrahydrocannabinol and cannabidiol on human brain function and psychopathology.

Sagnik Bhattacharyya;Paul D Morrison;Paolo Fusar-Poli;Paolo Fusar-Poli;Rocio Martin-Santos

837
Citations
Safety and side effects of cannabidiol, a Cannabis sativa constituent.

Mateus Machado Bergamaschi;Regina Helena Costa Queiroz;Antonio Waldo Zuardi;José Alexandre de Souza Crippa

656
Citations
Cannabis and anxiety: a critical review of the evidence

José Alexandre Crippa;Antonio Waldo Zuardi;Rocio Martín-Santos;Sagnik Bhattacharyya

629
Citations
Neural basis of anxiolytic effects of cannabidiol (CBD) in generalized social anxiety disorder: a preliminary report:

José Alexandre S Crippa;Guilherme Nogueira Derenusson;Thiago Borduqui Ferrari;Lauro Wichert-Ana

622
Citations
Alcohol Use Disorders Identification Test (AUDIT): an updated systematic review of psychometric properties

Carolina de Meneses-Gaya;Antonio Waldo Zuardi;Sonia Regina Loureiro;José Alexandre S. Crippa

596
Citations
Cannabidiol, a Cannabis sativa constituent, as an antipsychotic drug.

A.W. Zuardi;J.A.S. Crippa;J.E.C. Hallak;F.A. Moreira

580
Citations
Distinct effects of {delta}9-tetrahydrocannabinol and cannabidiol on neural activation during emotional processing.

Paolo Fusar-Poli;José Alexandre de Souza Crippa;Sagnik Bhattacharyya;Stefan J. Borgwardt

575
Citations
Cannabidiol: from an inactive cannabinoid to a drug with wide spectrum of action

Antonio Waldo Zuardi

519
Citations
Effects of ipsapirone and cannabidiol on human experimental anxiety.

A W Zuardi;R A Cosme;F G Graeff;F S Guimarães

443
Citations
Antianxiety effect of cannabidiol in the elevated plus-maze

Francisco Silveira Guimarães;T M Chiaretti;Frederico Guilherme Graeff;A W Zuardi

429
Citations
Cannabidiol for the treatment of psychosis in Parkinson’s disease

A W Zuardi;J A S Crippa;J E C Hallak;J P Pinto

423
Citations
Effects of cannabidiol in the treatment of patients with Parkinson’s disease: An exploratory double-blind trial:

Marcos Hortes N Chagas;Marcos Hortes N Chagas;Marcos Hortes N Chagas;Antonio W Zuardi;Vitor Tumas;Márcio Alexandre Pena-Pereira

422
Citations
Confiabilidade da "Entrevista Clínica Estruturada para o DSM-IV - Versão Clínica" traduzida para o português

Cristina Marta Del-Ben;José Antônio A Vilela;José Alexandre de S Crippa;Jaime Eduardo C Hallak

372
Citations
Effects of cannabidiol (CBD) on regional cerebral blood flow

José Alexandre de Souza Crippa;Antonio Waldo Zuardi;Griselda E J Garrido;Lauro Wichert-Ana

354
Citations
Antidepressive, anxiolytic, and antiaddictive effects of ayahuasca, psilocybin and lysergic acid diethylamide (LSD): a systematic review of clinical trials published in the last 25 years.

Rafael G. dos Santos;Flávia L. Osório;José Alexandre S. Crippa;Jordi Riba

339
Citations
Antipsychotic Effect of Cannabidiol

A. W. Zuardi;S. L. Morais;F. S. Guimarães;R. Mechoulam

336
Citations
Acute Effects of a Single, Oral dose of d9-tetrahydrocannabinol (THC) and Cannabidiol (CBD) Administration in Healthy Volunteers

R. Martin-Santos;J. A. Crippa;J. A. Crippa;A. Batalla;Sagnik Bhattacharyya

326
Citations
Inverted U-Shaped Dose-Response Curve of the Anxiolytic Effect of Cannabidiol during Public Speaking in Real Life

Antonio W. Zuardi;Antonio W. Zuardi;Natália P. Rodrigues;Angélica L. Silva;Sandra A. Bernardo

309
Citations

Frequent Co-Authors

José Alexandre de Souza Crippa Universidade de São Paulo

Philip McGuire University of Oxford

Francisco Silveira Guimarães Universidade de São Paulo

Paolo Fusar-Poli King's College London

Flávia de Lima Osório Universidade de São Paulo

Frederico Guilherme Graeff Universidade de São Paulo

Stefan Borgwardt University of Lübeck

Marc L. Seal University of Melbourne

Rocío Martín-Santos University of Barcelona

Sagnik Bhattacharyya King's College London

External Links

Personal website of Antonio Waldo Zuardi

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