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Medical Forum / General / General / February 2004

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Cholesterol lowering drugs

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aniram - 10 Feb 2004 19:00 GMT
I heard that cholesterol lowering drugs also lower the human immunity,
making the person weaker. Is this true?
Are there websites that discuss about the controversy of these drugs,
particularly against our immune system? Did the medical groups / drug
manufacturers try to hide this fact?
Is there any scientific reports or papers available that suggest the
above?
Thanks for info.
Charles Manson - 11 Feb 2004 02:37 GMT
"aniram" <aniramca@yahoo.com> wrote...
> I heard that cholesterol lowering drugs also lower the human immunity,
> making the person weaker. Is this true?
[quoted text clipped - 4 lines]
> above?
> Thanks for info.

This is the first time I've ever heard of this idea.  Statin drugs
have been widely used for at least a decade and huge numbers of
people are currently on them with no apparent adverse effects.  I
did read of a very recent study that links the statin drug Lipitor
with memory loss; the link is still uncertain, although the brain
is composed of large amounts of cholesterol so that a cholesterol-
lowering drug may indeed have some effect on brain function.  As
for lowering immunity - statin drugs are increasingly being given
to AIDS patients because some of the anti-HIV medications cause
extremely high cholesterol levels as a side-effect in some patients.
I think immune-system effects would be first noticed among this
group, so focus your research there.
Basil Fawlty - 15 Feb 2004 22:48 GMT
>I heard that cholesterol lowering drugs also lower the human immunity,
>making the person weaker. Is this true?
[quoted text clipped - 4 lines]
>above?
>Thanks for info.

Interesting that you shold mention this, as I'm on a statin and have
noticed that problem.  This is the 1st time I've ever heard this
connection, but it makes sense to me.
Ellis G. - 15 Feb 2004 23:26 GMT
> >I heard that cholesterol lowering drugs also lower the human immunity,
> >making the person weaker. Is this true?
[quoted text clipped - 8 lines]
> noticed that problem.  This is the 1st time I've ever heard this
> connection, but it makes sense to me.

I also read this recently:

Subject: Lipitor, Thief of Memory - New Book
Date: Mon, 02 Feb 2004 02:39:33 GMT
From: "Sharon Hope" <shope@anet.net>
Organization: Comcast Online
Newsgroups: sci.med.pharmacy

The new book, "Lipitor, Thief of Memory", is now available.  The
release is timely, as Wall Street Journal reported last week
that the cognitive damage from statin drugs is seen in ~ 15% of the
patients.  Many of these people are told they have "early Alzheimer's"
when in fact the drug is affecting their memory.

The author, Duane Graveline MD, is a former US Astronaut, US Air Force
Flight Surgeon, and MD family doctor, retired. His book, "Lipitor, Thief
of Memory" is now available from Infinity Publishing. Just call
877/BUY-BOOK or
order online at:
http://www.buybooksontheweb.com/description.asp?ISBN=0-7414-1881-9

Book is $17.95 + $4.50 S&H

If you buy 5 or more, there is a 40% discount. (in case you go in
together or want to give some to friends, or doctors)

If you buy 20 or more, the shipping is FREE

More and more, people on Cholesterol-lowering statin drugs are
suffering disabling short-term memory loss and multiple episodes of
transcient global amnesia. The brand names of the statin class of drugs:
Lipitor, Mevacor, Pravachol, Zocor, Lescol, Crestor and Baycol, aka
atorvastatin, cerivastatin, fluvastatin, lovastatin,
pravastatin, rosuvastatin, and simvastatin; This class of drugs is also
known as HMG-CoA Reductase Inhibitors, short for
3-Hydroxy-3-Methyl-Glutaryl Coenzyme A Reductase.

Note that WSJ estimates 15% of statin patients are affected by
cognitive adverse effects, far more than the 2% on the label.  Given
that there are over 106 million people on statins (per Fortune Magazine
2002), each percentage represents over a million people.

That would put memory loss from statins at about 15 million people,
which is horrific if it is to the degree of total disability, as it has
been in my husband.  The statins are being prescribed for people in
their 30's, 40's and 50's.

By comparison, according to the website by the Fisher Center for
Alzheimer's Research Foundation:
"Today, it is estimated that about five million* Americans suffer from
Alzheimer's disease, and about 360,000 people are newly diagnosed every
year. Alzheimer's affects about 10 percent of people ages 65 and up, and
the prevalence doubles roughly every 10 years after age 65. Half of the
population ages 85 and up may have Alzheimer's.(*Sources: Evans D.,
International Conference on Alzheimer's Disease and Related Disorders,
July 22, 2002; Evans et al, The Milbank Quarterly, 1990; Brookmeyer et
al, American Journal of Public Health, 1998)"

All screening tests for Alzheimer's should include questions that
determine if the patient has been taking one of these
cholesterol-lowering statin drugs.
If the symptoms started after the patient started the drug, the
possibility that the memory loss is due to the drug must be explored.
Be aware that discontinuing the drug must be done under a doctor's care,
and that memory loss due to the drug resolves very slowly, over a period
of years if it took that long to develop on the drug, but it does
resovle.
-----------

Ellis Georgantis
Basil Fawlty - 18 Feb 2004 13:59 GMT
>Subject: Lipitor, Thief of Memory - New Book
>Date: Mon, 02 Feb 2004 02:39:33 GMT
[quoted text clipped - 61 lines]
>of years if it took that long to develop on the drug, but it does
>resovle.

Thanks for this post, I hadn't heard of it causing memory lose, also
something me and the family have noticed.
Charles Manson - 19 Feb 2004 19:10 GMT
"Basil Fawlty" <Basil@FawltyTowers.com> wrote...
> Thanks for this post, I hadn't heard of it causing memory lose, also
> something me and the family have noticed.

The memory-loss connection was just reported by the media a week
or two ago.  So far, only Lipitor has been connected to it.
They aren't sure, but they suspect it has something to do with
the fact that the brain contains large amounts of cholesterol,
cholesterol being essential for proper neural functioning.  They
believe that Lipitor may be reducing the brain's cholesterol,
thus interfering with proper functioning and causing the memory
loss.  Further studies are being conducted to see if the loss
is caused by the other statin drugs.

Both my parents are on statins, my mother takes Lipitor and my
father takes Mevachor.  Sometimes I do wonder if they're
getting Alzheimers, as they seem to forget lots of things.
A TV show will come on and I'll remark that we just watched the
same exact episode a few weeks ago and my father insists he
hasn't seen it.  I'll recite the entire plot and sometimes he
will recall having seen it.  But they are also getting old (61),
so it may be natural memory loss.  But even if it is statin-
related, you have to weigh the memory loss with the drugs'
benefits.  My father was a ticking time bomb for a heart attack
due to his high cholesterol level, now his doctor proclaims him
to be in relatively perfect health in that respect.  Same for
my mother.  And their diets still suck (meat, cheese, grease,
etc., just like mine).
anon - 19 Feb 2004 23:17 GMT
> "Basil Fawlty" <Basil@FawltyTowers.com> wrote...
>> Thanks for this post, I hadn't heard of it causing memory lose, also
>> something me and the family have noticed.

Lots of people have memory impairment (and have had long before statins
even existed), but thanks to cardiovascular disease (our nation's
number one killer), many people die long before they become demented.
Thanks to statins and reduced cardiovascular mortality and morbidity,
more people may outlive heart disease long enough to become demented.
I'd hardly fault the statin for that. There are way too many other
variables in the equation to easily prove cause and effect.
Zee - 19 Feb 2004 23:21 GMT
> "Basil Fawlty" <Basil@FawltyTowers.com> wrote...
> > Thanks for this post, I hadn't heard of it causing memory lose, also
[quoted text clipped - 24 lines]
> my mother.  And their diets still suck (meat, cheese, grease,
> etc., just like mine).

Yes the memory problem is probably lipitor. No high cholesterol is not
a cause of heart disease in and of itself. Sorry but 61 is getting
older, true, but so is 37. Think how many active heads of
corporations, governments, countries and high performance athletes are
60. I am 61, my cholesterol is almost 12, in the British system (500
American system) and I have NO heart disease. However, I did suffer
muscle pain, wasting and atrophy, memory and language loss, transient
global amnesia, learning difficulties, pancreatitis, joint pain and
injuries, vision damage and more--all from which I have only partly
recovered. I still have no cardiovascular disease. All the members of
my family have very high cholesterol. There is no reason to take a
drug for something you MIGHT get. If that were the case, you'd be
taking hundreds of medications daily. Read here:

The Cholesterol Myths
http://www.ravnskov.nu/cholesterol.htm

And go to sci.med.cardiology and follow the discussions on lipitor and
other statins.

Cheers
B'adant
anon - 19 Feb 2004 23:29 GMT
> There is no reason to take a
> drug for something you MIGHT get. If that were the case, you'd be
> taking hundreds of medications daily.

You're right, Chuck. You could stop smoking, eat a balanced, healthy
diet, exercise regularly, maintain a healthy body weight, etc. Even so,
some of these "healthy" folks would still have *preventable* heart
attacks. And how many people do you know who are *really* doing all of
the above? There are reasons why our life expectancy is increasing, and
believe me...it's not because people are taking better care of
themselves.
Charles Manson - 19 Feb 2004 23:57 GMT
"Zee" <zwalanga@yahoo.com> wrote...
> Yes the memory problem is probably lipitor. No high cholesterol is not
> a cause of heart disease in and of itself. Sorry but 61 is getting
[quoted text clipped - 9 lines]
> drug for something you MIGHT get. If that were the case, you'd be
> taking hundreds of medications daily. Read here:

The cholesterol, "bad cholesterol," is not the actual cause of heart
attacks, it simply contributes to them by encouraging the buildup
of plaque in the arteries.  Your level of 500 sounds very dangerous,
I can't believe you're not on statins.

Something in the news a month or two ago was an experiment where
they fed a solution of synthetic "good" cholesterol intravenously
for a period of 5 weeks and the study participants actually
experienced a small, but significant, in arterial plaque deposits.

I think newer drugs will soon be developed that will reduce bad
cholesterol, increase good cholesterol, and also remove existing
plaque from artery walls; all without the negative side-effects
including memory loss.

I expect to need Lipitor in the near future, if not already.  I
had a blood test last year but didn't go in for the results,
although the nurse who called me suggested that the cholesterol
and triglyceride numbers were extremely high.  As I have no
health insurance, I need to consider the $40 or so per month the
Lipitor costs (and that's if I split high-dose tablets), and
also the cost of doctor's visits and the regular blood tests.
anon - 20 Feb 2004 00:07 GMT
> As I have no
> health insurance, I need to consider the $40 or so per month the
> Lipitor costs (and that's if I split high-dose tablets), and
> also the cost of doctor's visits and the regular blood tests.

Consider Mevacor (lovastatin), now available in generic form, and
generally less expensive than Lipitor. Also, ask your doctor if you
would qualify for a drug company (in Lipitor's case, Pfizer) patient
assistance program. I'm sure your doctor will work with you on the lab
costs if necessary. It's not really all that costly anyway. An ALT (the
typical liver function test used to monitor statins) costs around $20,
and you'd only need it every six months or so if you're on a stable
statin dose.
Zee - 20 Feb 2004 04:45 GMT
> "Zee" <zwalanga@yahoo.com> wrote...
> > Yes the memory problem is probably lipitor. No high cholesterol is not
[quoted text clipped - 33 lines]
> Lipitor costs (and that's if I split high-dose tablets), and
> also the cost of doctor's visits and the regular blood tests.

Again, I don't know why you would take a harmful medication for
something you *might* get. There is no evidence that statins have any
benefit for protection of cardiovascular disease. If you already have
cardiovascular diseasse there is a slight protection, perhaps. The
studies that show benefit are by and large industry (pharmaceutical
company) funded.

Dr. Malcolm Kendrick discussing lipids, cholesterol and heart disease.
http://www.redflagsweekly.com/kendrick/2004_feb17.html

Therapeutics Initiative, an epidemiology group out of the University
of British Columbia medical school, funded by the British Columbia
Ministry of Health (not industry funding) says NO benefit to taking
statins for prevention.
http://www.ti.ubc.ca/pages/letter48.htm

I disagree with you about my cholesterol level. It is not dangerous.
What is dangerous is pushing medication on people who are not ill.
Dangerous medication, which causes illness. Search here on the Health
Canada adverse drug reaction database for Lipitor, and see what
happened to approximately 450 people who took this drug in Canada
between 1997-2003. That is 450 people who reported an adverse
reaction. Health Canada estimates fewer than 10 per cent do so.
Researchers who study health policy estimate it is less than 1 per
cent. That means several thousand Canadians were injured by Lipitor
alone. Lipitor is only one of the statins. Canada has a small
population relative to the United States, or Britain, or Europe.
Extrapolate...

http://www.cbc.ca/news/adr/database/

B'adant
anon - 16 Feb 2004 02:15 GMT
> I heard that cholesterol lowering drugs also lower the human immunity,
> making the person weaker. Is this true?

There's no scientific evidence of it. I'd say the burden of proof is on
the person(s) making the claim.
Zee - 20 Feb 2004 04:54 GMT
> > I heard that cholesterol lowering drugs also lower the human immunity,
> > making the person weaker. Is this true?
>
> There's no scientific evidence of it. I'd say the burden of proof is on
> the person(s) making the claim.

Anon said: There's no scientific evidence of it.

Are you sure of that? There are several studies looking at their use
as immunosuppressants in organ transplants.

This is just one of 60 citations I found on Pub Med looking statins in
the context of their possible role as immunosuppressants. B'adant

Minerva Urol Nefrol. 2003 Jun;55(2):111-9.  Related Articles, Links  

Acute renal allograft rejections, a role for statins?

Holdaas H, Jardine A.

Department of Medicine, National Hospital, Oslo, Norway.
hallvard.holdaas@rikshospitalet.no

Acute rejection of kidney allografts during the first months following
transplantation is one of the most important risk factor for long-term
graft failure. Some small open studies have indicated that
3-hydroxy-3-methylglutaryl coenzyme A (HMG-Co-A), statins, might act
as immunosuppressive agents, and reduce acute rejection rates.
Moreover, the use of statin in transplant recipients is quite common,
despite no data from prospective large multi-centre studies are
available to demonstrate any beneficial effect for acute rejections or
long-term cardiovascular protection in this population. In this
overview, recent clinical and experimental data will be provided for
assessing statins as immunosuppressive agents. Although in vitro
studies have provided a theoretical basis for the use of statins as
immunosuppressive agents, more recent clinical placebo controlled
studies have failed to confirm the initial optimism of this effect of
statins.

Publication Types:
Review
Review, Tutorial

PMID: 12847415 [PubMed - indexed for MEDLINE]
anon - 20 Feb 2004 14:23 GMT
> Are you sure of that? There are several studies looking at their use
> as immunosuppressants in organ transplants.

And not a one that proves anything. Lots of studies "look at" lots of
things without proving them. If you can't read the medical literature
critically, you shouldn't be reading it at all.
Zee - 20 Feb 2004 05:09 GMT
> > I heard that cholesterol lowering drugs also lower the human immunity,
> > making the person weaker. Is this true?
>
> There's no scientific evidence of it. I'd say the burden of proof is on
> the person(s) making the claim.

Anon said: There's no scientific evidence of it. Part two....

And another example of a type of study looking at statins as
immunomodulator, which may be the explanation for their action in
cardiovascular disease. These studies show this is indeed being looked
at. I would say yes, statins do look as though they are
immunosuppressants with possible practical application for
that....which would be novel, since their ownly present role as
immunosuppressant is to cause grave disability and death. B'adant

J Am Soc Nephrol. 2002 Jun;13(6):1673-81.  Related Articles, Links  

 
Immunomodulatory effects of statins: mechanisms and potential impact
on arteriosclerosis.

Palinski W, Tsimikas S.

Department of Medicine 0682, University of California San Diego, La
Jolla, California 92093-0682, USA. wpalinski@ucsd.edu

Clinical trials with statins have demonstrated a marked reduction of
cardiovascular mortality. However, it remains controversial whether
these clinical benefits stem from powerful cholesterol-lowering
effects of statins or whether they are due in part to their
cholesterol-independent effects on vascular function, plaque growth,
plaque rupture, or thrombosis. The identification of several
mechanisms through which statins decrease the recruitment of monocytes
and T cells into the arterial wall and inhibit T cell activation and
proliferation in vitro have prompted speculations that
immunomodulatory effects of statins may be beneficial in recipients of
organ transplants. Hypercholesterolemia is frequent in these patients,
and delayed-type hypersensitivity reactions in the arterial walls of
the graft may be compounded by chronic inflammation associated with
conventional atherogenesis. To assess the potential clinical relevance
of immunomodulatory effects of statins, the role of the immune system
in atherogenesis and the effects of statins in vitro in experimental
models and in clinical trials will be reviewed. It is concluded that
despite solid in vitro evidence, clinical evidence for an independent
immunosuppressive effect of statins in organ transplant patients is
presently insufficient; however, further investigation of their in
vivo occurrence and clinical relevance is warranted.

Publication Types:
Review
Review, Tutorial

PMID: 12039998 [PubMed - indexed for MEDLINE]
 
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