IMPORTANT NOTE: The
following information is intended to supplement, not substitute
for, the expertise and judgment of your physician, pharmacist
or other healthcare professional. It should not be construed to
indicate that use of the drug is safe, appropriate, or effective
for you. Consult your healthcare professional before using this
drug.
VENLAFAXINE - ORAL (ven-luh-FAX-een)
COMMON BRAND NAME(S): Effexor
USES: Effexor is used in the
treatment of depression. The extended release form of Effexor
is also used to treat anxiety.
HOW TO USE: Take Effexor by mouth
exactly as prescribed. During the first few days your doctor may
gradually increase your dose to allow your body to adjust to the
medication. Take Effexor with food. Do not take this more often
or increase your dose without consulting your doctor. Your condition
will not improve any faster but the risk of serious side effects
will be increased. Do not stop taking this drug suddenly without
your doctor's approval. Your dose may need to be gradually reduced
to prevent adverse effects.
SIDE EFFECTS: Effexor may initially
cause dizziness and nausea as your body adjusts to the medication.
Other side effects reported include sweating, loss of appetite,
dizziness, dry mouth, anxiety, tremor, blurred vision, constipation,
sleepiness, change in sexual ability. If any of these effects
continue or become bothersome, inform your doctor. Notify your
doctor if you develop any of these serious effects: rapid or irregular
heartbeat, chest pain, severe headache, trouble breathing, painful
or difficult urination, skin rash. Effexor may cause drowsiness,
dizziness, or clouded thinking. Use caution operating machinery
or engaging in activities requiring alertness. If you notice other
effects not listed above, contact your doctor or pharmacist.
PRECAUTIONS: Tell your doctor
your medical history, especially of: kidney disease, liver disease,
heart disease, high blood pressure, glaucoma, any allergies. Elderly
persons may be more sensitive to the effects of Effexor. Use with
caution. Effexor should be used only if clearly needed during
pregnancy. Discuss the risks and benefits with your doctor. It
is not known if Effexor appears in breast milk. Consult your doctor
before breast-feeding.
DRUG INTERACTIONS: Tell your
doctor of any over-the-counter or prescription medication you
may take especially: MAO inhibitors (e.g., tranylcypromine, phenelzine,
isocarboxazid, selegiline, furazolidone), other antidepressants,
cimetidine, lithium, sedatives, narcotic pain relievers (e.g.,
codeine, morphine), seizure medication, certain migraine medicine
(e.g., sumatriptan), medicine for weight control. It is recommended
to avoid alcohol while using Effexor. Do not start or stop any
medicine without doctor or pharmacist approval.
OVERDOSE: If overdose is suspected,
contact your local poison control center or emergency room immediately.
Symptoms of overdose may include sleepiness, irregular heartbeat,
and seizures.
NOTES: Laboratory tests may be
done periodically while taking Effexor to monitor the effects.
See your doctor regularly.
MISSED DOSE: Try to take each
dose at the scheduled time. If you miss a dose, take it as soon
as remembered; do not take it if it is near the time for the next
dose, instead, skip the missed dose and resume your usual dosing
schedule. Do not "double-up" the dose to catch up.
STORAGE: Store Effexor at room
temperature between 59 and 86 degrees F (between 15 and 30 degrees
C) away from heat and light. Do not store in the bathroom. Keep
this and all medications out of the reach of children.