Caffedrine, Enerjets, NoDoz, Vivarin
What are NoDoz or caplets ?
as a central nervous system (CNS) or brain stimulant, increasing
alertness in people who are tired or sleepy. NoDoz occurs
naturally in tea, coffee, cocoa, and chocolate, and is added to many
soft drinks. Generic forms of NoDoz are available, and can be
obtained without a prescription.
What should my health care professional know before I take NoDoz ?
They need to know if you have any of these conditions:
- heart disease or irregular heartbeat
- high blood pressure
- kidney disease
- liver disease
- panic attacks
- peptic ulcer disease or colitis
- seizure disorder
- thyroid disease
- trouble sleeping
- an unusual or allergic reaction to NoDoz, aminophylline.
theophylline, other medicines, foods, dyes, or preservatives
- pregnant or trying to get pregnant
How should I take NoDoz ?
Take NoDoz or caplets by mouth. Follow the directions on
the prescription label. Swallow with a drink of water; do not take
with grapefruit juice. If you are taking an extended-release form of
NoDoz, swallow whole, do not crush or chew. If you are taking
chewable tablets, chew well and swallow. Do not take your medicine
more often than directed. Do not stop taking except on your
Contact your pediatrician or health care professional regarding the
use of this medicine in children. Special care may be needed.
What if I miss a NoDoz dose ?
If you miss a dose, take it as soon as you can. If it is almost time
for your next dose, take only that dose. Do not take double or extra
What drug(s) may interact with NoDoz ?
- ephedra, Ma huang
- female hormones, like estrogen or birth control pills
- grapefruit juice
- medicines called MAO inhibitors-phenelzine, tranylcypromine,
- medicines for colds and breathing difficulties
- medicines for sleep
- medicines for weight loss
- stimulants like amphetamine, dextroamphetamine, methylphenidate
Tell your prescriber or health care professional about all other
medicines you are taking, including non-prescription medicines,
nutritional supplements, or herbal products. Also tell your
prescriber or health care professional if you are a frequent user of
drinks with NoDoz or alcohol, if you smoke, or if you use illegal
drugs. These may affect the way your medicine works. Check with your
health care professional before stopping or starting any of your
What side effects may I notice from
taking NoDoz ?
Side effects that you should report to your prescriber or health
care professional as soon as possible:
- anxiety or panic reactions
- dizziness, redness, or fainting spells
- fast or irregular breathing or heartbeat (palpitations)
- muscle twitching
- nausea and vomiting
- seizures (convulsions)
Side effects that usually do not require medical attention (report
to your prescriber or health care professional if they continue or
- frequent passing of urine
- nervousness, restlessness
- stomach upset
Reduce your intake of NoDoz if you get any of these side effects.
Let your prescriber or health care professional know about them if
they do not go away or if they annoy you.
What should I watch for while taking
NoDoz is not intended for long-term use. Do not use NoDoz
products regularly to make up for lost sleep. Do not increase the
dose if tolerance develops; your body will not develop a tolerance
to the harmful side effects of NoDoz. See your prescriber or
health care professional if you continue to experience tiredness or
constant sleepiness; this may indicate a problem needing medical
Do not take NoDoz close to bedtime. It may prevent you from
If you have been a regular NoDoz user you can get withdrawal
symptoms if you stop taking NoDoz. Symptoms include tiredness,
dizziness, headache, anxiety, or nervousness. This can be a weekend
effect for people who drink a lot of coffee during their working
If you are taking NoDoz as a part of a medical treatment, avoid
food and drinks that contain additional NoDoz, like coffee, tea,
colas and chocolate.
Do not take NoDoz with other non-prescription medicines,
especially cold and allergy medicines, without asking your
prescriber or health care professional for advice.
Do not take NoDoz with grapefruit juice, this can increase the
effects of NoDoz.
Where can I keep NoDoz ?
Keep out of the reach of children in a container that small children
Store at room temperature between 15 and 30 degrees C (59 and 86
degrees F). Throw away any unused medicine after the expiration