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Pharmacology & Toxicology (PHD) 
Program Description

Pharmacology and Toxicology Track

The objective of the Ph.D. track in Pharmacology and Toxicology is to impart advanced scientific knowledge in pharmacology and toxicology, to provide training opportunities in conducting state-of-the-art approaches in basic research in pharmacology and toxicology, and closely related subdisciplines, in order to prepare the students for careers in independent research or related careers in academia, industry or government.  The average time to graduation is less than five years.

Department/Academic Unit(s)

Pharmacology & Toxicology -

The College of Pharmacy offers a graduate program leading to a Doctor of Philosophy degree in Pharmacology and Toxicology.  Over twenty faculty participate in the program.  Faculty research interests are in various areas of pharmacology (including cell signaling, G-protein receptors, chemotherapeutics, pharmacogenomics), toxicology (including hepatic, renal, pulmonary, neurotoxicity; metal toxicity, environmental toxicity, carcinogenesis), molecular pharmacology/toxicology, and drug development.

College of Pharmacy  
Campus where offered
Main Campus - Tucson  
Admissions Contact
Holly B Brown
Graduate Program Coordinator
Holly B Brown
Director of Graduate Studies
Nathan J Cherrington
Graduate College Degree Counselor
Annie Prisbrey
Tuition and Fees
Please refer to the UA Bursar's Office Tuition and Fees Calculator for up-to-date information about tuition and fees. 
Please refer to the UA Registrar's's Office Special Course Fees for up-to-date information about special course fees. 

Admissions Information

Admissions Requirements

GPA 3.0 or higher
79 Internet based (international students)
GRE is required, but no minimum requirement
3 letters of recommendation
Statement of purpose
Official Transcripts
Bachelor's degree in pharmacy, chemistry, or the biological sciences or Pharm.D. degree and adequate preparation in mathematics is a prerequisite to admission.

Standardized Tests

Required test(s): GRE
Required GRE Subject tests: None
Recommended tests: GRE
Recommended GRE Subject tests: None
Average GRE Verbal: 154
Average GRE Quantitative: 157
Average GRE Written: 3.5-4.5
Minimum GMAT: N/A
Minimum MAT: N/A
Minimum TOEFL: 79
Minimum IELTS: 7

Financial Aid

Research Assistantships available on a competitive basis
Graduate Registration and Tuition Scholarships available on a competitive basis

Admissions Deadlines

Domestic Applicants:

  • Fall: December 1

International Applicants:

  • Fall: December 1
International Conditional Admission
International applicants will not be considered for conditional admission by this program.
Other Information
The GRE Institution Code for The University of Arizona is 4832
ETS Major Field Code(s) for this program: 4832

Completion Requirements

Degree Requirements

Pharmacology and Toxicology Ph.D. Coursework

A minimum of 36 units of course work in the area of the major subject including a minimum of 4 seminar units, 6 laboratory rotation units, and a mimimum of 4 research conference units, will be counted towards the student’s Plan of Study.  Nine units in the minor subject, and 18 units of dissertation must also be completed.  Please note that seminar and research conference registration is required every semester, even though only 4 units of credit will be applied to the Plan of Study.  


PCOL602               General and Systems Toxicology (3 units)

PCOL630a             Cellular Communications & Signal Transduction/ (3 units)

   or PCOL630b        Cellular Communications & Signal Transduction 

PCOL530              Proteins and Nucleic Acids as Drug Targets (3 units)

PCOL550               Drug Metabolism and Disposition (2 units)

BIOS576a              Biostatistics (3 units)        

   or PCOL509c             Statistics for Research                                           

PHCL595b              Sci Writ, Present & Bioethics (2 units)

   or SPH 649                Survival Skills and Ethics (3 units)

PCOL696a             Student Seminar (1 credit/semester / 4 units total)

PCOL695a             Research Conference (register each semester 1 unit / 4 units total)

MCB795a              Lab Rotation (2 credits per rotation first year / 6 units total)                 

Need enough units from the following list of electives to total 36 for the major. 


Any other elective courses not used for the major can be used to fulfill the (9) unit requirement for an internal Pharmacology & Toxicology minor.

PSIO 511               Physiology/Biomed (3 units)

PCOL 596c            Advanced Toxicology (1-2 units)

PCOL 601a            Epigenetics in Development and Disease (2 units)

PCOL630a             Cellular Communications & Signal Transduction/ (3 units)

or PCOL630b         Cellular Communications & Signal Transduction

TOTAL MAJOR: 36                                                                                           



Minor Requirements

Pharmacology and Toxicology Majors - Internal Minor

The faculty welcomes graduate students in other departments and programs of the University to minor in Pharmacology and Toxicology. Students are required to contact the Program Office and the Graduate Program Chairperson, before proceeding with a minor. A student may minor in Pharmacology and Toxicology by completing nine (9) units of coursework listed below: PCOL 602 General and Systems Toxicology PCOL 601a Epigenetics in Development & Disease PCOL 630a Cellular Comm. & Signal Transduction PCOL 630b Cellular Comm. & Signal Transduction PCOL 550 Drug Metabolism and PCOL 530 Proteins & Nucleic Acids as Drug Targets

Student Handbook  

Program StatisticsInformation about these numbers

Program-level Information
Application Acceptance Rate n/a
Med. Time-to-degree (years) 5.50
Department-level Information
Enrollment Percent Male 25%
Enrollment Percent Female 75%
Enrollment Percent International 42%
Enrollment Percent URM 8%

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Last revised 04 Jan 2019