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Antidepressants for CFS*

 

AGENT

ACTIVATION

NEURO
TRANS

SEX
DYSF

ANTI-
CHOL

DEEP
SLEEP

REM
LAT

REM
LGTH

CYP
INHIB

INDIC

NMH

SD
DOSE

Wellbutrin
(bupropion)

+++

D, NE

0

0

-

0

+

0

DEP

ND

100-150mg

Prozac
(fluoxetine)

+++

S

+++

0

- -

+

-

+++

DEP,

OCD

+

10-20mg

Zoloft
(sertraline)

++

S

++

0

-

+

-

++

DEP,
PD, OCD

+

50-100mg

Celexa
(citalopram)

+

S

+

0

-

+

-

0

DEP

ND

10-20mg

Paxil
(paroxetine)

+

S

++

±

-

+

=

+++
(2D6 only)

DEP,OCD,PD, SD

+

10-20mg

Effexor(venlafaxine)

+

S, NE

+

0

-

+

-

0

DEP,GAD

ND

37.5mg

Elavil(amitriptyline)

-

S, NE

ND

++

-

+

-

0

DEP

NO

10-50mg

Desyrel(trazadone)

-

S

0

±

++

-

-

0

DEP

ND

50-100mg

Remeron(mirtazapine)

- -

S,A2, H

0

0

+

+

-

0

DEP

ND

7.5 (for sleep) – 30mg (to increase energy)

Serzone(nefazadone)

- -

S, NE

0

0

±

-

+

+++
(3A4 only)

DEP

ND

25-50mg

*Author’s note: This chart is intended only to give a representative sampling of different drugs commonly used to treat CFS patients. It is not all-inclusive.

ACTIVATION                Effect on patient’s energy levels
NEUROTRANS              Neurotransmitters involved: D=dopamine, NE = norepinephrine, S = serotonin, a2 = alpha receptors, H = histamine receptors
SEX DYSF                    Level of sexual dysfunction that occurs as side effect
ANTI-CHOL                   Anticholinergic effect of drug
DEEP SLEEP                Effect of depth of sleep (stages 3 and 4)
REM LAT                      REM latency, the time to onset of REM (typically 90 minutes)
REM LGTH                   REM length, the amount of time spent in REM sleep
CYP INHIB                    Level of cytochrome P450 enzyme (1 A2, 2C, 2D6, 3A4) inhibition
INDIC                           FDA indicated for: DEP = depression, OCD = obsessive-compulsive disorder, PD = panic disorder, SD = social anxiety disorder, GAD = general anxiety disorder
NMH                            Effect on neurally mediated hypotension
SD DOSE                     Starting daily dose

+ = increased; 0 = no change; - = decreased; ND = no data available