MuhammadMHammamiMD

Endocrinology • San Francisco, CA

Diabetes, Gonad Disorders & Reproductive, Lipid Metabolism

Professor & Chairman, Clinical Studies & Empirical Ethics

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Office
King Faisal Specialist Hospital & Research Center
Riyadh, Saudi Arabia
San Francisco, CA 94129
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Education & Training

UCSFPhD, Physiology, 1987 - 1991
University of California (San Francisco)Fellowship, Reproductive Endocrinology and Infertility, 1989 - 1990
University of California (San Francisco)Fellowship, Endocrinology, Diabetes, and Metabolism, 1986 - 1989
Cook County Health and Hospitals SystemResidency, Internal Medicine, 1983 - 1986
Damascus University Faculty of MedicineClass of 1979, MD

Certifications & Licensure

CA State Medical License 1986 - 2024
IL State Medical License 1983 - 2019
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Endocrinology, Diabetes and Metabolism

Clinical Trials

Measuring Placebo Effect by Elimination and Investigating Mechanism of Action Start of enrollment: 2007 Jan 01
Completed
Not Applicable
Does Vitamin D Improve Glycemic Control in Type II DM? Start of enrollment: 2011 Dec 01
Terminated
Phase 3
Does Vitamin D Reduce Risk of Developing Type II DM in High Risk Individuals Start of enrollment: 2011 Dec 01
Terminated
Phase 3
Effect of Vitamin D Oral Supplements on 25 OH Vitamin D Levels Start of enrollment: 2013 Feb 01
Completed
Not Applicable
Magnitude of Changes in 25 OH Vitamin D3 Levels After Vitamin D3 Supplementation Start of enrollment: 2011 Dec 01
Withdrawn
Phase 1, Phase 2
Generic Formulations of Commonly-used Oral Drugs in Saudi Arabia:Interchangeability & Post-marketing Quality Start of enrollment: 2011 Apr 01
Completed
Not Applicable
Interaction Between Drug and Placebo Effect:Randomized Placebo Controlled Trials May Not be Accurate in Determining Drug Effect Size Start of enrollment: 2012 Nov 01
Completed
Not Applicable
The Placebo Effect May Involve Modulating Drug Bioavailability Start of enrollment: 2012 Feb 01
Completed
Not Applicable
Is Vitamin D2 Treatment-associated Decrease in 25(OH)D3 Level a Reciprocal Phenomena? Start of enrollment: 2017 Feb 15
Completed
Phase 4
Does Circumferential Negative Pressure Therapy Impair Distal O2 Saturation? Start of enrollment: 2018 Jul 25
Completed
Not Applicable
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Publications & Presentations

PubMed

Quality assessment of nine paracetamol 500 mg tablet brands marketed in Saudi Arabia.
Reem Al-Swayeh, Syed N. Alvi, Muhammad M. Hammami> ;BMC Research Notes. 2021 Jun 30
Misleading localization by 18F-fluorocholine PET/CT in familial hypocalciuric hypercalcemia type-3: a case report
Noha N Mukhtar, Mohei El-Din M. Abouzied, Mohammed H Al-Qahtani, Muhammad M. Hammami> ;BMC Endocrine Disorders. 2021 Jan 26
2 citations
Pharmaceutical quality of seven brands of diclofenac tablet on the Saudi market.
Muhammad M. Hammami, Reem Al-Swayeh, Rajaa F Hussein> ;BMC Research Notes. 2020 Nov 26
Importance Hierarchy of Surrogate Medical Decision Making Determinants: A Q-Methodology Study in Middle Eastern and East Asian Men.
Muhammad M. Hammami, Kafa Abuhdeeb, Areej Al Balkhi> ;Medical Decision Making. 2020 Nov 11
4 citations
Eight enteric-coated 50 mg diclofenac sodium tablet formulations marketed in Saudi Arabia: in vitro quality evaluation.
Muhammad M. Hammami, Rajaa F Hussein, Reem Al-Swayeh, Syed N. Alvi> ;BMC Research Notes. 2020 Sep 14
Modeling lay people's ethical views on abortion: A Q-methodology study.
Muhammad M. Hammami, Rakad Hammami, Suraya Kawadry, Syed N. Alvi> ;Developing World Bioethics. 2020 Sep 9
3 citations
Factors underlying surrogate medical decision-making in middle eastern and east Asian women: a Q-methodology study
Muhammad M. Hammami, Areej Al Balkhi, Sophia J. S. De Padua, Kafa Abuhdeeb> ;BMC Palliative Care. 2020 Sep 1
7 citations
An improved method for measurement of testosterone in human plasma and saliva by ultra-performance liquid chromatography-tandem mass spectrometry.
Syed N. Alvi, Muhammad M. Hammami> ;Journal of Advanced Pharmaceutical Technology & Research. 2020 Apr 1
3 citations
Circumferential Negative Intermittent Pressure to the Midarm Does Not Impair Digital O2 Saturation: A Randomized Controlled Study
Ahmed S Aljomah, Muhammad M. Hammami> ;Annals of Plastic Surgery. 2020 Feb 1
3 citations
Modeling Lay People’s Ethical Attitudes to Organ Donation: A Q-Methodology Study
Muhammad M. Hammami, Muhammad Baraa Hammami, Reem Aboushaar> ;Patient Preference and Adherence. 2020 Jan 29
3 citations
Lay People's Ethical Attitudes To Placebo Treatment: A Q-Methodology Study.
Muhammad M. Hammami, Safa Hammami, Reem Aboushaar, Ahmed S Aljomah> ;Patient Preference and Adherence. 2019 Sep 27
5 citations
Superfluous amylase/lipase testing at a tertiary care hospital: a retrospective study.
Ahmed S Aljomah, Muhammad M. Hammami> ;Annals of Saudi Medicine. 2019 Sep 1
9 citations
Prediction of life-story narrative for end-of-life surrogate’s decision-making is inadequate: a Q-methodology study
Muhammad M. Hammami, Kafa Abuhdeeb, Muhammad B Hammami, Sophia J. S. De Padua, Areej Al-Balkhi> ;BMC Medical Ethics. 2019 May 3
3 citations
A Simple Ultraperformance Liquid Chromatography-Tandem Mass Spectrometry Method for Measurement of Cortisol Level in Human Saliva
Syed N. Alvi, Muhammad M. Hammami> ;International Journal of Analytical Chemistry. 2019 Mar 3
13 citations
Vitamin-D2 treatment-associated decrease in 25(OH)D3 level is a reciprocal phenomenon: a randomized controlled trial
Muhammad M. Hammami, Kafa Abuhdeeb, Safa Hammami, Ahmed Yusuf> ;BMC Endocrine Disorders. 2019 Jan 18
1 citations
Evaluation of Omeprazole Limited Sampling Strategies to Estimate Constitutive Cytochrome P450 2C19 Activity in Healthy Adults.
Swan Lin, Mina Nikanjam, Edmund V. Capparelli, Alessandro Allegrini, Daniele Pavone, Dong-Seok Yim, Muhammad M. Hammami, Joseph S. Bertino, Anne N. Nafziger, Yoo-Sin P...> ;Therapeutic Drug Monitoring. 2018 Dec 1
13 citations
Generic-reference and generic-generic bioequivalence of forty-two, randomly-selected, on-market generic products of fourteen immediate-release oral drugs.
Muhammad M. Hammami, Sophia J. S. De Padua, Rajaa F Hussein, Eman Al Gaai, Nesrine A. Khodr, Reem Al-Swayeh, Syed N. Alvi, Nada H. Binhashim> ;BMC Pharmacology & Toxicology. 2017 Dec 8
3 citations
Large Intra-subject Variability in Caffeine Pharmacokinetics: Randomized Cross-over Study of Single Caffeine Product.
Muhammad M. Hammami, Syed N. Alvi> ;Drug Research. 2017 May 23
1 citations
Does the placebo effect modulate drug bioavailability? Randomized cross-over studies of three drugs
Muhammad M. Hammami, Ahmed Yusuf, Faduma S. Shire, Rajaa F Hussein, Reem Al-Swayeh> ;Journal of Negative Results in Biomedicine. 2017 May 23
22 citations
Differential effects of vitamin D2 and D3 supplements on 25-hydroxyvitamin D level are dose, sex, and time dependent: a randomized controlled trial
Muhammad M. Hammami, Ahmed Yusuf> ;BMC Endocrine Disorders. 2017 Feb 24
6 citations
Drug*placebo interaction effect may bias clinical trials interpretation: hybrid balanced placebo and randomized placebo-controlled design.
Muhammad M. Hammami, Safa Hammami, Reem Al-Swayeh, Eman Al-Gaai, Faduma Abdi Farah, Sophia J. S. De Padua> ;BMC Medical Research Methodology. 2016 Nov 29
1 citations
Vitamin D content in fortified low fat milk in Saudi Arabia.
Syed N. Alvi, Chafica El Tabache, Abdullah Al-Ashwall, Muhammad M. Hammami> ;Annals of Saudi Medicine. 2016 Sep 1
3 citations
Typology of end-of-life priorities in Saudi females: averaging analysis and Q-methodology.
Muhammad M. Hammami, Safa Hammami, Hala Amer, Nesrine A. Khodr> ;Patient Preference and Adherence. 2016 May 17
12 citations
Exploring end of life priorities in Saudi males: usefulness of Q-methodology
Muhammad M. Hammami, Eman Al Gaai, Safa Hammami, Sahar Attala> ;BMC Palliative Care. 2015 Nov 26
6 citations
Case report of severe Cushing’s syndrome in medullary thyroid cancer complicated by functional diabetes insipidus, aortic dissection, jejunal intussusception, and para...
Muhammad M. Hammami, Najla Duaiji, Ghazi Mutairi, Sabah Aklabi, Nasser Qattan, Mohei El-Din M. Abouzied, Mohamed W. Sous> ;BMC Cancer. 2015 Sep 9
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Hospital Affiliations

Loma Linda University Medical CenterLoma Linda, California
Jerry L. Pettis Memorial Veterans' HospitalLoma Linda, California

External Links

Researchgatehttps://www.researchgate.net/profile/Muhammad_Hammami