American Journal of Medicine and Medical Sciences

American Journal of Medicine and Medical Sciences aims to promote communication among clinical researchers worldwide. This journal publishes original works within the area of clinical medicine. It is academically peer-reviewed and designed for all doctors, researchers, and health workers regardless of their medical specialties, or type of employment.

Gerald Klein

Editorial Board Member of American Journal of Medicine and Medical Sciences

Research Scientist, Thomas J. Long School of Pharmacy and Health Science at the University of the Pacific, USA

Research Areas

Mechanism of Action and Therapeutic Effect of Immunoglobulin


1969-1975M.D.Medicine,University of Brussels Medical School
1965-1969B.ScUniversity of Florida, Gainesville


2004Adjunct Professor Pharmaceutics and Medicinal Chemistry at the Henry T. Long School of Pharmacy and Health Sciences at University of the Pacific
1979-2000Clinical Faculty of University of California, Irvine Achieving Clinical Professor of Med & Peds


European Respiratory Society
American Thoracic Society
Drug Information Association

Publications: Conferences/Workshops/Symposiums/Journals/Books

[1]  Galant SP, Loscialpo AE, Klein GL, Glickman LT: "The Serological Diagnosis of Visceral Larva Migrans". Southern J. Med., 1979.
[2]  Klein GL, Galant SP: "A Comparison of the Antipruritic Efficacy of Hydroxyzine and Cyproheptadine in Children with Atopic Dermatitis". Ann. Allergy, 1981.
[3]  Klein GL, Zenk V: "Medication Allergy Profile Card", Ann. Allergy, 1981.
[4]  Ziering RW, Klein GL: "Allergic Disease: How to Recognize and Manager Three Common Types", Postgrad. Med., Aug., 1982.
[5]  Klein GL, Ziering RW: "Improving the Pharmacological Treatment of the Young Child with Asthma and Allergies", Immunol. Practical Allergy, May, 1983.
[6]  Klein GL, Ziering RW: "Diagnosing and Treating the Young Child with Asthma and Allergy", Comprehensive Therapy, March, 1984.
[7]  Klein GL, Zeiring RW, Miller MF: "A Simplified Food Challenge for Allergic Rhinitis and Atopic Dermatitis", Immunol. Allergy Pract., 1983.
[8]  Klein GL, Zeiring RW: "Obstructive Sleep Apnea Presenting as Mouth Breathing in a Five Year Old", Immunol. Allergy Pract., 6:9, 1984.
[9]  Klein GL, Zeiring RW, Girsh LS, Miller MF: "The Allergic Irritability Syndrome: Four Case Reports and a Position Statement", The Neuroallergy Committee of the American College of Allergy, Ann. Allergy, 1985.
[10]  Klein GL, Zeiring RW, Miller RF: "Once-A-Day Sustained-Released Theophylline: A Clinical Experience", J. Asthma, April, 1986.
[11]  Klein GL, Zeiring RW, Miller MF, Novey H: "Comparison of Dipstick for Specific IgE vs. Skin Test", Ann. Allergy, 1986.
[12]  Klein GL: "Problems with Generic Theophylline and Unknown Brand Switching", Ann. Allergy, 58:350, May, 1987.
[13]  Klein GL: "Treatment of Allergic Rhinitis in the Elderly", Geriatrics, 1987.
[14]  Klein GL, Ziering RW, Miller MF: "Comparison of a Beaded Capsule vs. Liquid and Tablet in Treating Childhood Allergic Rhinitis", Allergy Immunol. Pract, 1987.
[15]  Klein GL, Harrison LI: "Effect of Food on Theophylline Absorption from Sustained-Release Products: Theolair-SR and Theo-Dur", Allergy Immunol. Pract, 1987.
[16]  Klein GL: "Persistent Allergic Rhinitis in Older Patients: Therapies Worth Trying", Geriatrics, 42:10, 1987.
[17]  Klein GL: "Nonsedating Antihistamines", Amer. J. Asthma Allergy Pediatricians, July, 1989.
[18]  Klein GL: "Keeping track: When Others See Your Patients", Senior Patient, July/Aug., 1989.
[19]  Klein GL: "Problems with the Use of Inhaled Medication in the School System", Amer. J. Asthma Allergy Pediatricians, Vol. II, Oct., 1989.
[20]  Klein GL, Ziering RW: "The Pinwheel. A Diagnostic Tool to Detect Wheezing in Young Children", Ped Asthma, Allergy & Immunol, 3:1, 1990.
[21]  Klein GL: "New Aspects of Inhaled Medications", Amer. J. Asthma Allergy Pediatrics, Vol. 3, No. 2, Jan., 1990.
[22]  Imam AA, Novey HS, Orgel HA, Klein GL, Meltzer EO, Ziering RW: "A Simplified Screening Test for the Diagnosis of Allergy", Western J. Med., 1990.
[23]  Bronsky E, Goldberg S, Hawtylko E, Kaiser H, Klein GL, Leonard J. Mansmann H: Urticaria: "Clinical Efficacy of Cetirizine in Comparison with Hydroxyzine and Placebo", J. Allergy Clin. Immunol., 86:1014-8, 1990.
[24]  Klein GL: "Treatment of Sinusitis", Am. J. Asthma Allergy Pediatricians, Vol. 4, No. 3, Spring, 1991.
[25]  Klein GL: Galant SP and Dungy C: "Growth and Nutrition in the Non-Steroid Dependent Asthmatic Child", Ann. Allergy, 1991.
[26]  Klein GL: Medication Update-"New Developments in Environmental Control", Amer. J. Asthma Allergy Pediatricians, Summer, 1991.
[27]  Klein GL: "Controlling Your Allergies with Environmental Control", Postgrad. Med., 1992.
[28]  Ziering RW, Klein GL: "Diagnosis and Treatment of Allergic Rhinitis, Management Considerations", Postgrad. Med., 1992.
[29]  Klein GL, Ziering RW, Jaffe C: "Pharmacologic and Nonpharmacologic Treatment of Allergic Rhinitis" J. Physician Assistants, May, 1993.
[30]  Klein GL, Ziering RW: "Allergy Tips of the Month for Physicians", Immunol. Allergy Pract., published each month, July, 1983-1994.
[31]  Klein GL, Ziering RW: "Allergy Tips of the Month for Patients", Immunol. Allergy Pract., published each month, July, 1983-1994.
[32]  McDougle L, Klein GL, Hoehler FK: "Management of Hymenoptera Sting Anaphylaxis: A Preventative Medicine Survey", J. Emergency Medicine, Jan., 1995.
[33]  Breneman D, Bronsky EA, Bruce S, Kalerios JT, Klein GL et al: "Cetirizine and Astemizole therapy for Chronic Idiopathic Urticaria: Double-Blind, Placebo-Controlled Comparative Trial", J. Amer. Acad. Derm., 1995.
[34]  Spector SL, Klein GL, Bierman CW, et al: "Comparative Evaluation of Zaditen vs. Placebo in Chronic Idiopathic Urticaria", 1996 (pending).
[35]  Klein GL: "Non-Prescription Brompheniramine Maleate Versus Terfenadine in Treating Symptomatic Allergic Rhinitis", 1996.
[36]  Klein GL, Whalen E, Echols RM, Heyd A: "CiprofloxacinVersus Cefuroxime Axetil in the Treatment of Adult Patients with Acute Bacterial Sinusitis", J. Of Otolaryngology: 27:1998.
[37]  Klein GL: "Acute Rhinosinusitis: Treatment Guidelines", Infections in Medicine, supplement, Oct., 1998.
[38]  Klein GL (Co-Chair) Proceedings from a Roundtable Discussion: "Update on the Use of Quinolones in Acute Rhinosinusitis", Trends in Drug Therapy, supplement, 1998.
[39]  Posner L. and Klein GL: "Preventing adverse drug reactions in the treatment of pediatric asthma". Pending, 2004
[40]  Li Henry, Pifat Dominique, Klein Gerald, Petteway Steve: "Strengthening GLP compliance" Quality Assurance Journal, 2006.
[41]  Taskin DP, Klein GL, Coleman SS, and et al: Comparing COPD Treatment: Nebulizer, Metered Dose Inhaler, and Concomitant Therapy, Am J. Med. 2007; 120: 435-441
[42]  York J. and Klein GL: An exploratory economic evaluation of chronic obstructive pulmonary disease (COPD) patients on combination product versus individual components (ipratropium bromide and albuterol) Advances in Therapy 2007
[43]  Henry Li1,*, Susan Hawlk2, Kim Hanna1, Gerald Klein1 and Steve Petteway Jr Developing and Implementing a Comprehensive Clinical QA Audit Program. Qual Assur J 2007; 11, 128-137.
[44]  Lung deposition of inhaled a1-proteinase inhibitor in cystic fibrosis and a1-antitrypsin deficiency.;P. Brand*, M. Schulte*, M. Wencker, Herpich*, G. Klein"K. Hanna" and T. Meyer* Eur Respir J 2009; 34: 354-360