Michael Darracq, MD

Title(s)Professor, Emergency Medicine - Fresno
SchoolSchool of Medicine
Address155 N Fresno Street, #001
Fresno CA 93701
Phone559-499-6440
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    Michael Darracq, MD, MPH, FACEP, FACMT, FAWM
    Professor of Clinical Emergency Medicine, UCSF
    Co-Director of Medical Toxicology, UCSF Fresno

    Michael A. Darracq, MD, MPH is board certified in Emergency Medicine, Medical Toxicology, and Addiction Medicine.

    Dr. Darracq received a BS magna cum laude from the University of California, San Diego and a MD from the University of California, Davis. He completed an emergency medicine residency at University of California, Davis and a medical toxicology fellowship at University of California, San Diego. He holds an appointment as Associate Professor of Clinical Emergency Medicine at University of California, San Francisco (UCSF) and is currently core faculty at UCSF Fresno.

    Dr. Darracq is a veteran of the US Navy. He deployed to Afghanistan and served as an emergency medicine mentor to the Afghan National Army (June 2008-July 2009). In addition, Dr. Darracq previously served as member of the Emergency Medicine Residency teaching faculty at Naval Medical Center San Diego (2007-2011).

    Dr. Darracq has extensive research experience and has authored numerous peer reviewed articles, abstracts, and chapters on a variety of subjects related to emergency medicine and medical toxicology. He currently serves as the toxicology section editor for an online emergency medicine textbook. Other interests include wilderness and limited resource medicine and disaster management.

    Outside of professional interests and commitments, Dr. Darracq enjoys spare time with his family including his wife and his 6 children.

    His awards include:
    •Researcher of the Year: Department of Emergency Medicine, UCSF-Fresno 2014, 2017
    •Faculty of the Year: Department of Emergency Medicine, UCSF-Fresno 2014, 2015
    •Faculty of the Year: UCSF-Fresno Housestaff, 2015
    •Faculty of the Year: Department of Emergency Medicine, Naval Medical Center, San Diego: 2008

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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. PROTOCOL FOR HUMAN EXPOSURE TO OPIOIDS AND CONCENTRATED MEDETOMIDINE USED IN FIELD APPLICATIONS. J Zoo Wildl Med. 2024 Jan; 54(4):873-878. Powers JG, McCue JY, Handrigan MT, Stroh G, Black ND, Darracq MA, Buttke DE, Hilger KA, Chew SE, Lance WR, Kirschner SM, Ehrlich R, Hall E. PMID: 38252014.
      View in: PubMed   Mentions:    Fields:    Translation:HumansAnimals
    2. Response to "Rising high-acuity emergency care services independently billed by advanced practice providers, 2013 to 2019". Acad Emerg Med. 2023 09; 30(9):980-981. Wu F, Darracq MA. PMID: 36871137.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    3. Ciguatoxin. . 2023 Jan 1. Darracq DM. .
      View in: Publisher Site   Mentions:
    4. Program director characteristics in emergency medicine PA postgraduate programs. JAAPA. 2022 12 01; 35(12):1. Wu F, Darracq M. PMID: 36412973.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    5. Epidemiology and Characteristics of North American Crotalid Bites Reported to the National Poison Data System 2006-2020. South Med J. 2022 12; 115(12):907-912. Thornton S, Darracq M. PMID: 36455899.
      View in: PubMed   Mentions:    Fields:    Translation:HumansAnimals
    6. Response to Comment on "Comparing Physician Assistant and Nurse Practitioner Practice in US Emergency Departments, 2010-2017". West J Emerg Med. 2022 09 14; 23(5):793. Darracq M, Wu F. PMID: 36205685; PMCID: PMC9541975.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    7. A different challenge with Benadryl: adolescent diphenhydramine ingestions reported to National Poison Database System, 2007-2020. Clin Toxicol (Phila). 2022 07; 60(7):851-859. Darracq MA, Thornton SL. PMID: 35297707.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    8. Toxicology education in emergency medicine PA postgraduate programs. JAAPA. 2021 Dec 01; 34(12):1. Wu F, Darracq M. PMID: 34813565.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    9. 15 Physician Assistant Malpractice Trends in Emergency Medicine. Annals of Emergency Medicine. 2021 Oct 1; 78(4):s7. Fred FW, Weinstock WM, Darracq DM. .
      View in: Publisher Site   Mentions:
    10. Comparing Physician Assistant and Nurse Practitioner Practice in U.S. Emergency Departments, 2010-2017. West J Emerg Med. 2021 Aug 21; 22(5):1150-1155. Wu F, Darracq MA. PMID: 34546892; PMCID: PMC8463052.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    11. Comparing PA and NP practice in US EDs, 2010-2017. JAAPA. 2020 Dec 01; 33(12):1. Wu F, Darracq M. PMID: 33496508.
      View in: PubMed   Mentions:    Fields:    
    12. Respiratory depression following medications for opioid use disorder (MOUD)-approved buprenorphine product oral exposures; National Poison Database System 2003-2019. Clin Toxicol (Phila). 2021 Apr; 59(4):303-312. Darracq MA, Thornton SL. PMID: 32894033.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    13. Sustained stimulation? Characteristics of modified release and immediate release stimulant exposures reported to the national poison data system. Clin Toxicol (Phila). 2021 Mar; 59(3):200-207. Darracq MA, Thornton SL. PMID: 32609552.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    14. Physician assistant and nurse practitioner utilization in U.S. emergency departments, 2010 to 2017. Am J Emerg Med. 2020 10; 38(10):2060-2064. Wu F, Darracq MA. PMID: 33142175.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    15. Clinical Utility of Carnett and closed eye sign in emergency department. Am J Emerg Med. 2020 12; 38(12):2759.e1-2759.e4. Darracq MA. PMID: 32507573.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    16. Physician assistant utilization in U.S. emergency departments; 2010 to 2017. Am J Emerg Med. 2021 04; 42:132-136. Wu F, Darracq MA. PMID: 32067840.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    17. 91 Advanced Practice Provider Utilization in United States Emergency Departments, 2010 to 2015. Annals of Emergency Medicine. 2019 Oct 1; 74(4):s36. Wu WF, Darracq DM. .
      View in: Publisher Site   Mentions:
    18. Patch Problems? Characteristics of Transdermal Drug Delivery System Exposures Reported to the National Poison Data System. J Med Toxicol. 2020 01; 16(1):33-40. Thornton SL, Darracq MA. PMID: 31410729; PMCID: PMC6942060.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    19. Pharmacist dispensed naloxone: Knowledge, availability, participation and cost in selected California counties. Int J Drug Policy. 2019 09; 71:113-117. Darracq MA, Lee J, Wilson T, Lasoff D, Armenian P. PMID: 31301549.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
    20. Surface internet marketplace presence and availability of NPS sold as research chemicals: a snapshot study. Toxicology Communications. 2019 Jan 1; 3(1):67-74. Thornton TS, Darracq DM, Gugelmann GH, Armenian AP. .
      View in: Publisher Site   Mentions:
    21. Utility of point-of-care synovial lactate to identify septic arthritis in the emergency department. Am J Emerg Med. 2019 03; 37(3):502-505. Shu E, Farshidpour L, Young M, Darracq M, Ives Tallman C. PMID: 30593442.
      View in: PubMed   Mentions: 7     Fields:    Translation:Humans
    22. 179 Point-of-Care Synovial Lactate to Distinguish Between Septic and Aseptic Arthritis. Annals of Emergency Medicine. 2018 Oct 1; 72(4):s73. Farshidpour FL, Ives IT, Shu SE, Darracq DM, Young YM. .
      View in: Publisher Site   Mentions:
    23. Medical toxicology education in US emergency medicine residencies. Am J Emerg Med. 2018 10; 36(10):1919-1921. Darracq MA, Armenian P, Comes J, Thornton S. PMID: 29530357.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    24. Does the U Stand for Useless? The Urine Drug Screen and Emergency Department Psychiatric Patients. J Emerg Med. 2018 04; 54(4):500-506. Riccoboni ST, Darracq MA. PMID: 29500048.
      View in: PubMed   Mentions: 5     Fields:    Translation:HumansPHPublic Health
    25. Intoxication from the novel synthetic cannabinoids AB-PINACA and ADB-PINACA: A case series and review of the literature. Neuropharmacology. 2018 05 15; 134(Pt A):82-91. Armenian P, Darracq M, Gevorkyan J, Clark S, Kaye B, Brandehoff NP. PMID: 29037744.
      View in: PubMed   Mentions: 17     Fields:    Translation:HumansCells
    26. Central Nervous System Depressants. . 2017 Jul 20; 217-227. Darracq DM, Thornton TS, Ly LB. .
      View in: Publisher Site   Mentions:
    27. Amphetamines, Cathinones (Bath Salts), and Cocaine. . 2017 Jul 20; 201-216. Thornton TS, Darracq DM, Ly LB. .
      View in: Publisher Site   Mentions:
    28. Backyard Pool Party: Not Your Typical Sunburn. Pediatr Emerg Care. 2017 Jun; 33(6):440-442. Darracq MA, Heppner J, Lee H, Armenian P. PMID: 28570364.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    29. Haloperidol undermining gastroparesis symptoms (HUGS) in the emergency department. Am J Emerg Med. 2017 Aug; 35(8):1118-1120. Ramirez R, Stalcup P, Croft B, Darracq MA. PMID: 28320545.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    30. Analysis of intraosseous blood samples using an EPOC point of care analyzer during resuscitation. Am J Emerg Med. 2017 Mar; 35(3):499-501. Tallman CI, Darracq M, Young M. PMID: 27998615.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    31. A Double-Blinded, Randomized, Placebo-Controlled Sub-Dissociative Dose Ketamine Pilot Study in the Treatment of Acute Depression and Suicidality in a Military Emergency Department Setting. Mil Med. 2016 10; 181(10):1195-1199. Burger J, Capobianco M, Lovern R, Boche B, Ross E, Darracq MA, McLay R. PMID: 27753551.
      View in: PubMed   Mentions: 22     Fields:    Translation:Humans
    32. 204 Haloperidol Undermining Gastroparesis Symptoms in the Emergency Department. Annals of Emergency Medicine. 2016 Oct 1; 68(4):s80. Stalcup SP, Croft CB, Ramirez RR, Darracq DM. .
      View in: Publisher Site   Mentions:
    33. 216 Does the U Stand For Useless? Urine Drug Screen and Emergency Department Psychiatric Patients. Annals of Emergency Medicine. 2016 Oct 1; 68(4):s84-s85. Riccoboni RS, Darracq DM. .
      View in: Publisher Site   Mentions:
    34. A Case of 3,4-Dimethoxyamphetamine (3,4-DMA) and 3,4-Methylenedioxymethamphetamine (MDMA) Toxicity with Possible Metabolic Interaction. J Psychoactive Drugs. 2016 Nov-Dec; 48(5):351-354. Darracq MA, Thornton SL, Minns AB, Gerona RR. PMID: 27636207.
      View in: PubMed   Mentions:    Fields:    Translation:HumansPHPublic Health
    35. Salicylate toxicity in the absence of anion gap metabolic acidosis. Am J Emerg Med. 2016 Jul; 34(7):1328.e1-3. Bauer S, Darracq MA. PMID: 26774991.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    36. Orbeez: the magic water absorbing bead--risk of pediatric bowel obstruction? Pediatr Emerg Care. 2015 Jun; 31(6):416-8. Darracq MA, Cullen J, Rentmeester L, Cantrell FL, Ly BT. PMID: 25474093.
      View in: PubMed   Mentions: 5     Fields:    Translation:HumansAnimalsCells
    37. A chance to cut is not always a chance to cure- fasciotomy in the treatment of rattlesnake envenomation: A retrospective poison center study. Toxicon. 2015 Jul; 101:23-6. Darracq MA, Cantrell FL, Klauk B, Thornton SL. PMID: 25935457.
      View in: PubMed   Mentions: 4     Fields:    Translation:HumansAnimals
    38. Nebulized fentanyl vs intravenous morphine for ED patients with acute abdominal pain: a randomized double-blinded, placebo-controlled clinical trial. Am J Emerg Med. 2015 Jun; 33(6):791-5. Deaton T, Auten JD, Darracq MA. PMID: 25840767.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    39. Complementary and Alternative Medicine practices in military personnel and families presenting to a military emergency department. Mil Med. 2015 Mar; 180(3):350-4. Ross EM, Darracq MA. PMID: 25735028.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    40. Comprehensive analysis of "bath salts" purchased from California stores and the internet. Clin Toxicol (Phila). 2014 Aug; 52(7):651-8. Schneir A, Ly BT, Casagrande K, Darracq M, Offerman SR, Thornton S, Smollin C, Vohra R, Rangun C, Tomaszewski C, Gerona RR. PMID: 25089721.
      View in: PubMed   Mentions: 15     Fields:    Translation:Cells
    41. Novel anticoagulants should NOT be recommended for high-risk activity. Wilderness Environ Med. 2014 Sep; 25(3):359-60. Darracq MA, Young M. PMID: 24731831.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    42. Altered mental status due to pruno intoxication. J Emerg Med. 2014 Jun; 46(6):767-8. Zanoni S, Carstairs S, Darracq MA. PMID: 24680101.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    43. Castor bean seed ingestions: a state-wide poison control system's experience. Clin Toxicol (Phila). 2014 Apr; 52(4):265-8. Thornton SL, Darracq M, Lo J, Cantrell FL. PMID: 24579983.
      View in: PubMed   Mentions: 3     Fields:    Translation:HumansAnimals
    44. Disaster preparedness of poison control centers in the USA: a 15-year follow-up study. J Med Toxicol. 2014 Mar; 10(1):19-25. Darracq MA, Clark RF, Jacoby I, Vilke GM, DeMers G, Cantrell FL. PMID: 23842905; PMCID: PMC3951635.
      View in: PubMed   Mentions:    Fields:    Translation:HumansPHPublic Health
    45. A retrospective review of isolated gliptin-exposure cases reported to a state poison control system. Clin Toxicol (Phila). 2014 Mar; 52(3):226-30. Darracq MA, Toy JM, Chen T, Mo C, Cantrell FL. PMID: 24580063.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    46. A review of methylene blue treatment for cardiovascular collapse. J Emerg Med. 2014 May; 46(5):670-9. Lo JC, Darracq MA, Clark RF. PMID: 24508113.
      View in: PubMed   Mentions: 27     Fields:    Translation:Humans
    47. Red Squill. Encyclopedia of Toxicology. 2014 Jan 1; (J. Nephrol.172March–April 2004):63-64. Darracq DM. .
      View in: Publisher Site   Mentions:
    48. Utilization of hyperinsulinemia euglycemia and intravenous fat emulsion following poison center recommendations. J Med Toxicol. 2013 Sep; 9(3):226-30. Darracq MA, Thornton SL, Do HM, Bok D, Clark RF, Cantrell FL. PMID: 23412936; PMCID: PMC3770986.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    49. Atrial fibrillation with rapid ventricular response resulting from low-voltage electrical injury. J Emerg Med. 2013 Nov; 45(5):e149-51. Zanoni S, Siefert JA, Darracq MA. PMID: 23937813.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    50. Hand sanitizer intoxication following a crude extraction method. Am J Drug Alcohol Abuse. 2013 May; 39(3):217-8. Darracq MA, Ghafouri N, Pesce A, Cantrell FL. PMID: 23721538.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansPHPublic Health
    51. Hemodialysis and extracorporeal removal after pediatric and adolescent poisoning reported to a state poison center. J Emerg Med. 2013 Jun; 44(6):1101-7. Darracq MA, Cantrell FL. PMID: 23602791.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    52. Other causes of methemoglobinemia in pediatric patients and potential explanation for ibuprofen-induced methemoglobinemia. In response to "toxic methemoglobinemia due to ibuprofen: report of a pediatric case" by Khemiri et al. J Emerg Med. 2013 May; 44(5):989-90. Darracq MA, Matteucci MJ. PMID: 23466025.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    53. In reply. Ann Emerg Med. 2013 Feb; 61(2):254-5. Darracq MA, Ward NT, Tomaszewski C, Clark RF. PMID: 23331653.
      View in: PubMed   Mentions:    Fields:    Translation:HumansAnimals
    54. A retrospective review of isolated duloxetine-exposure cases. Clin Toxicol (Phila). 2013 Feb; 51(2):106-10. Darracq MA, Clark A, Qian L, Cantrell FL. PMID: 23356816.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    55. Cost of hemodialysis versus fomepizole-only for treatment of ethylene glycol intoxication. Clin Toxicol (Phila). 2013 Mar; 51(3):188. Darracq MA, Rentmeester LL, Clark RF, Tomaszewski CA, Schneir AB, Cantrell FL. PMID: 23356815.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    56. Gastric aspirate fluorescence in ethylene glycol poisoning. J Emerg Med. 2012 Dec; 43(6):e457-8. Darracq MA, Ly BT. PMID: 22975284.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    57. Evidence-based treatment of jellyfish stings in North America and Hawaii. Ann Emerg Med. 2012 Oct; 60(4):399-414. Ward NT, Darracq MA, Tomaszewski C, Clark RF. PMID: 22677532.
      View in: PubMed   Mentions: 20     Fields:    Translation:HumansAnimals
    58. Ondansetron-associated hypotension following pediatric self-poisoning. Pediatr Emerg Care. 2012 Jun; 28(6):596-7. Ghafouri N, Darracq MA, Cantrell FL. PMID: 22668671.
      View in: PubMed   Mentions: 1     Fields:    Translation:HumansPHPublic Health
    59. Comment: Neuroleptic malignant syndrome versus serotonin syndrome: the search for a diagnostic tool. Ann Pharmacother. 2012 Apr; 46(4):611-2; author reply 613. Darracq MA. PMID: 22414789.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    60. Preservation of active range of motion after acute elbow trauma predicts absence of elbow fracture. Am J Emerg Med. 2008 Sep; 26(7):779-82. Darracq MA, Vinson DR, Panacek EA. PMID: 18774042.
      View in: PubMed   Mentions: 4     Fields:    Translation:HumansCTClinical Trials
    61. Images in emergency medicine: left atrial myxoma. West J Emerg Med. 2008 May; 9(2):125. Darracq MA. PMID: 19561723; PMCID: PMC2672241.
      View in: PubMed   Mentions:    Fields:    
    62. A cyanotic toddler. Pediatr Emerg Care. 2007 Mar; 23(3):195-9. Darracq MA, Daubert GP. PMID: 17413440.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansCells
    63. Nontropic actions of neurotrophins: subcortical nerve growth factor gene delivery reverses age-related degeneration of primate cortical cholinergic innervation. Proc Natl Acad Sci U S A. 2001 Feb 13; 98(4):1941-6. Conner JM, Darracq MA, Roberts J, Tuszynski MH. PMID: 11172055; PMCID: PMC29361.
      View in: PubMed   Mentions: 30     Fields:    Translation:HumansAnimalsCells
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