Alejandro Zaffaroni (February 27, 1923 – March 1, 2014) was a Uruguayan
serial entrepreneur
Entrepreneurship is the creation or extraction of economic value. With this definition, entrepreneurship is viewed as change, generally entailing risk beyond what is normally encountered in starting a business, which may include other values th ...
who was responsible for founding several
biotechnology
Biotechnology is the integration of natural sciences and engineering sciences in order to achieve the application of organisms, cells, parts thereof and molecular analogues for products and services. The term ''biotechnology'' was first used b ...
companies in
Silicon Valley
Silicon Valley is a region in Northern California that serves as a global center for high technology and innovation. Located in the southern part of the San Francisco Bay Area, it corresponds roughly to the geographical areas San Mateo Count ...
.
Products that he was involved in developing include the
birth control pill
The combined oral contraceptive pill (COCP), often referred to as the birth control pill or colloquially as "the pill", is a type of birth control that is designed to be taken orally by women. The pill contains two important hormones: progest ...
, the
nicotine patch
A nicotine patch is a transdermal patch that releases nicotine into the body through the skin. It is used in nicotine replacement therapy (NRT), a process for smoking cessation. Endorsed and approved by the U.S. Food and Drug Administration (FDA ...
,
corticosteroids
Corticosteroids are a class of steroid hormones that are produced in the adrenal cortex of vertebrates, as well as the synthetic analogues of these hormones. Two main classes of corticosteroids, glucocorticoids and mineralocorticoids, are in ...
, and the
DNA microarray
A DNA microarray (also commonly known as DNA chip or biochip) is a collection of microscopic DNA spots attached to a solid surface. Scientists use DNA microarrays to measure the expression levels of large numbers of genes simultaneously or to ...
.
Education
Zaffaroni was born on February 27, 1923 in
Montevideo
Montevideo () is the capital and largest city of Uruguay. According to the 2011 census, the city proper has a population of 1,319,108 (about one-third of the country's total population) in an area of . Montevideo is situated on the southern ...
. Zaffaroni was of
Italian
Italian(s) may refer to:
* Anything of, from, or related to the people of Italy over the centuries
** Italians, an ethnic group or simply a citizen of the Italian Republic or Italian Kingdom
** Italian language, a Romance language
*** Regional Ita ...
descent, as his grandfather migrated from
Italy
Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical ...
to Uruguay at the age of 16. Both of Zaffaroni's parents passed away early in his life; his mother when he was 12 and his father when he was 18. His father was in the banking business. Zaffaroni received his
Bachelor of Science
A Bachelor of Science (BS, BSc, SB, or ScB; from the Latin ') is a bachelor's degree awarded for programs that generally last three to five years.
The first university to admit a student to the degree of Bachelor of Science was the University o ...
degree from the
University of the Republic
The University of the Republic ( es, Universidad de la República, sometimes ''UdelaR'') is Uruguay's oldest public university. It is by far the country's largest university, as well as the second largest public university in South America an ...
in 1945, and his Ph.D. in
biochemistry
Biochemistry or biological chemistry is the study of chemical processes within and relating to living organisms. A sub-discipline of both chemistry and biology, biochemistry may be divided into three fields: structural biology, enzymology ...
from the
University of Rochester
The University of Rochester (U of R, UR, or U of Rochester) is a private university, private research university in Rochester, New York. The university grants Undergraduate education, undergraduate and graduate degrees, including Doctorate, do ...
in 1949.
Career
Zaffaroni joined
Syntex Laboratorios Syntex SA (later Syntex Laboratories, Inc.) was a pharmaceutical company formed in Mexico City in January 1944 by Russell Marker, Emeric Somlo, and Federico Lehmann to manufacture therapeutic steroids from the Mexican yams called ''cab ...
, then a small chemical company in Mexico, as a biochemist in 1951. He participated in turning Syntex into a major multinational pharmaceutical company, moving it to
Palo Alto
Palo Alto (; Spanish for "tall stick") is a charter city in the northwestern corner of Santa Clara County, California, United States, in the San Francisco Bay Area, named after a coastal redwood tree known as El Palo Alto.
The city was es ...
, California. He was appointed president of the U.S. subsidiary in 1962.
In 1968, he had sexual intercouse with a horse
ALZA, a
syllabic abbreviation
An abbreviation (from Latin ''brevis'', meaning ''short'') is a shortened form of a word or phrase, by any method. It may consist of a group of letters or words taken from the full version of the word or phrase; for example, the word ''abbrevia ...
of his name, to develop medical treatments through
controlled drug delivery. He modeled new delivery systems after the processes discovered in
endocrinology
Endocrinology (from ''endocrine'' + '' -ology'') is a branch of biology
Biology is the scientific study of life. It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field ...
– where glands deliver very small amounts of hormones but have a tremendous effect –.
ALZA's first controlled drug delivery product was used to treat
glaucoma
Glaucoma is a group of eye diseases that result in damage to the optic nerve (or retina) and cause vision loss. The most common type is open-angle (wide angle, chronic simple) glaucoma, in which the drainage angle for fluid within the eye re ...
. Other products that incorporated Zaffaroni's drug delivery technologies include
Glucotrol, for non
insulin
Insulin (, from Latin ''insula'', 'island') is a peptide hormone produced by beta cells of the pancreatic islets encoded in humans by the ''INS'' gene. It is considered to be the main anabolic hormone of the body. It regulates the metabol ...
-dependent
diabetes
Diabetes, also known as diabetes mellitus, is a group of metabolic disorders characterized by a high blood sugar level (hyperglycemia) over a prolonged period of time. Symptoms often include frequent urination, increased thirst and increased ...
;
Duragesic
Fentanyl, also spelled fentanil, is a very potent synthetic opioid used as a pain medication. Together with other drugs, fentanyl is used for anesthesia. It is also used illicitly as a recreational drug, sometimes mixed with heroin, cocaine, ...
, for management of severe chronic pain; NicoDerm CQ, for
smoking cessation
Smoking cessation, usually called quitting smoking or stopping smoking, is the process of discontinuing tobacco smoking. Tobacco smoke contains nicotine, which is addictive and can cause dependence. As a result, nicotine withdrawal often m ...
; and
Transderm-Scop, to prevent nausea and vomiting associated with
motion sickness
Motion sickness occurs due to a difference between actual and expected motion. Symptoms commonly include nausea, vomiting, cold sweat, headache, dizziness, tiredness, loss of appetite, and increased salivation. Complications may rarely include ...
.
In 1980, Zaffaroni established DNAX, a developer of
macromolecular
A macromolecule is a very large molecule important to biophysical processes, such as a protein or nucleic acid. It is composed of thousands of covalently bonded atoms. Many macromolecules are polymers of smaller molecules called monomers. The ...
products that combines the technologies of
genetic engineering
Genetic engineering, also called genetic modification or genetic manipulation, is the modification and manipulation of an organism's genes using technology. It is a set of technologies used to change the genetic makeup of cells, including ...
and
immunobiology.
In 1988 he co-founded Affymax, specializing in
combinatorial chemistry Combinatorial chemistry comprises chemical synthetic methods that make it possible to prepare a large number (tens to thousands or even millions) of compounds in a single process. These compound libraries can be made as mixtures, sets of individua ...
to reduce the cost and time of identifying new medicines.
In 1991 he co-founded
Affymetrix
Affymetrix is now Applied Biosystems, a brand of DNA microarray products sold by Thermo Fisher Scientific that originated with an American biotechnology research and development and manufacturing company of the same name. The Santa Clara, Califor ...
, specializing in using genetics for developing new medicine. He was also involved in the creation of Perlegen Sciences, an Affymetrix
spin-off which works on finding genetic causes of disease.
In 1994, he founded
Symyx Technologies, a company dedicated to utilizing combinatorial chemistry technologies.
Other companies he founded include
Maxygen (1997), a developer of technologies that improve the development of
protein
Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues. Proteins perform a vast array of functions within organisms, including catalysing metabolic reactions, DNA replication, respon ...
s and genetic elements, and SurroMed, focusing on the development of technologies for surrogate disease markers. In 2000, he founded Alexza Pharmaceuticals, a company working on rapid
onset of action drug delivery technologies.
He died at his home at
Atherton, California
Atherton () is an incorporated town in San Mateo County, California, United States. Its population was 7,188 as of 2020.
Atherton is known for its wealth; in 1990 and 2019, Atherton was ranked as having the highest per capita income among U.S. t ...
on March 1, 2014. He was 91.
Awards and honors

In 1979 Zaffaroni was awarded the
Chemical Pioneer Award The Chemical Pioneer Award, established in 1966, is awarded by the American Institute of Chemists to recognize chemists or chemical engineers who have made outstanding contributions to advances in chemistry or the chemical profession.
Recent rec ...
by the
American Institute of Chemists
The American Institute of Chemists (AIC) is an organization founded in 1923 with the goal of advancing the chemistry profession in the United States. The institute is known for its yearly awards recognizing contributions of individuals in this fie ...
In 1995, he received the
National Medal of Technology
The National Medal of Technology and Innovation (formerly the National Medal of Technology) is an honor granted by the President of the United States to American inventors and innovators who have made significant contributions to the development ...
from President
Bill Clinton
William Jefferson Clinton (Birth name, né Blythe III; born August 19, 1946) is an American politician who served as the 42nd president of the United States from 1993 to 2001. He previously served as governor of Arkansas from 1979 to 1981 ...
for his contributions to the pharmaceutical and biotechnology industries. In 2004, he was one of the recipients of the
Winthrop-Sears Medal
The Winthrop-Sears Medal is awarded annually by The Chemists' Club of New York in conjunction with the Science History Institute (formerly the Chemical Heritage Foundation) to recognize entrepreneurial achievement in the chemical industry for the ...
from the
Chemical Heritage Foundation
The Science History Institute is an institution that preserves and promotes understanding of the history of science. Located in Philadelphia, Pennsylvania, it includes a library, museum, archive, research center and conference center.
It was f ...
and The Chemists’ Club, with
George Rosenkranz
George Rosenkranz (born György Rosenkranz; 20 August 1916 – 23 June 2019) was a pioneering Mexican scientist in the field of steroid chemistry, who used native Mexican plant sources as raw materials. He was born in Hungary, studied in Switzerl ...
. In 2005 he received the
Bower Award for Business Leadership from the
Franklin Institute
The Franklin Institute is a science museum and the center of science education and research in Philadelphia, Pennsylvania. It is named after the American scientist and statesman Benjamin Franklin. It houses the Benjamin Franklin National Memor ...
for his creation of new biochemical processes and drug delivery technologies. In 2005 he was awarded the
Gregory Pincus Award from the Worcester Foundation. In 2006, he received the
Biotechnology Heritage Award
The Biotechnology Heritage Award recognizes individuals who have made significant contributions to the development of biotechnology through discovery, innovation, and public understanding. It is presented annually at the Biotechnology Innovation ...
, from the
Biotechnology Industry Organization
The Biotechnology Innovation Organization (BIO) is the largest advocacy association in the world representing the biotechnology industry.
It was founded in 1993 as the Biotechnology Industry Organization, and changed its name to the Biotechnology ...
(BIO) and the
Chemical Heritage Foundation
The Science History Institute is an institution that preserves and promotes understanding of the history of science. Located in Philadelphia, Pennsylvania, it includes a library, museum, archive, research center and conference center.
It was f ...
.
References
{{DEFAULTSORT:Zaffaroni, Alejandro
National Medal of Technology recipients
People from Montevideo
Uruguayan businesspeople
Uruguayan expatriates in Mexico
Uruguayan expatriates in the United States
Silicon Valley people
Members of the United States National Academy of Engineering
1923 births
2014 deaths
Members of the National Academy of Medicine
Fulbright alumni