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~3000 B.C.
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First use of ephedra by Chinese to treat respiratory conditions |
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~80 A.D.
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Dioscorides, Greek physician, documents use of ephedra |
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1887
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Ephedrine first isolated from Ma-Huang |
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1930s
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Pharmacology of ephedrine discovered by Western medicine |
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early 1990s
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Herbal ephedra begins to be promoted as a weight loss aid |
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Oct 1995
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FDA holds a meeting of the Special Working Group on Food Products Containing Ephedrine Alkaloids to assess the potential public health problems associated with ephedra-containing supplements (this was in response to a growing number of adverse event reports from ephedra-containing products which were submitted to the FDA) |
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Aug 1996
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FDA continues to hold discussions on the safety of ephedra-containing products |
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1997
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FDA publishes a proposed dose limit of 8 mg of ephedrine alkaloid per serving, a daily limit of 24 mg, a duration limit of 7 days, & various label warnings--to which many consumers, physicians, & manufacturers comment |
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1999
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General Accounting Office states the FDA had insufficient evidence to support dosage & duration limits |
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2000
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FDA withdraws a large part of the 1997 proposal |
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2001
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Nonprofit consumer group, Public Citizen, files a petition that asks the FDA to ban the production & sale of ephedra products (this is in response to >1000 health problems reported to the FDA and >100 lawsuits involving ephedra products) |
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Fall 2001
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National Football League bans ephedra following the deaths of several high school & college athletes after alleged use of ephedrine-containing products |
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Jan 2002
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Canadian government issues a warning against use of ephedra |
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June 2002
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US Dept of Health & Human Services (HHS) proposes an expanded scientific evaluation of ephedra |
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July 2002
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HHS commissions the RAND Corporation to assess the safety & efficacy of ephedra-containing supplements on weight loss and athletic performance |
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Feb 2003
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Ephedra-associated death of Baltimore Orioles pitcher Steve Bechler--this resparks the national attention brought to the dangers of ephedra
RAND Corporation publishes their commissioned report, "Ephedra and Ephedrine for Weight Loss and Athletic Performance Enhancement: Clinical Efficacy and Side Effects"
HHS cautions all Americans about using ephedra-containing supplements (especially while engaging in strenuous activity or in combination with other stimulants, like caffeine)
Ephedra Working Group publishes report on the safety & efficacy of ephedra to the National Advisory Council for Complementary & Alternative Medicine
|
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March
2003
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The
FDA announced that it would impose new
rules on dietary supplements in order to
force ephedra product manufacturers to
create accurate labeling in light of the
information on ephedra available showing
the deadly and serious effects the
supplements can have.
|
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Sept
2003
|
In
response to the information regarding the
dangers of ephedra and the deaths of high
profile athletes linked to ephedra use,
companies quickly began offering
alternatives to ephedra containing
products. Experts advise consumers to be
wary of any ephedra product replacements.
|
|
Oct
2003
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California
joins New York and Illinois to be the
third state to ban sales of ephedra-based
diet pills.
|
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Feb
2004
|
FDA
finalized its first-ever ban of a dietary
supplement, ephedra, after taking two
years to prove harm to the number of 155
deaths. The law required a 60-day
phase-in period, and thus all sales of
ephedra-containing products were to have
ceased April 12, 2004.
|
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April
2004
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FDA
regulators compiling data on "ephedra
free" products to help decide if they
should also be banned. After the
ephedra recall, a court ruling favored the
FDA to act against other supplements in
the future.
|
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August
2004
|
A
jury awarded $4.1 million, down from an
initial $6.9 million award, to a man who
suffered a massive hemorrhagic stroke
causing brain damage and severe
disabilities after using Dymetadrine
Xtreme, a dietary supplement containing
ephedra. The case was against the sports
nutrition store that sold the
ephedra-containing product that has now
left the man in a wheelchair or walker to
get around, limited speech, double vision
and other effects. Finding a retailer
liable for selling ephedra-containing
products is rare.
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