Generic name: Caffeine
Pregnancy & Lactation: Risk data not available
What is Keep Alert?
Caffeine is used to help you feel alert or wakeful when you are tired or drowsy.
Caffeine should not be used as a substitute for sleep.
Caffeine may also be used for purposes not listed in this medication guide.
Warnings
Caffeine is not approved for use by anyone younger than 12 years old. Caffeine gum should not be used by anyone younger than 18 years old, or anyone who is sensitive to caffeine.
Ask a doctor or pharmacist if this medicine is safe to use if you have ever had:
- heart problems;
- high blood pressure;
- a stomach ulcer; or
- liver disease.
Tell your doctor if you are pregnant or breastfeeding.
How should I use Keep Alert
Use Keep Alert (Oral) exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended.
Use exactly as directed on the label, or as prescribed by your doctor.
Each dose of this product usually contains about as much caffeine as a cup of coffee, a can of cola, or one energy drink.
Do not use more of this product than is recommended on the label. The US Food and Drug Administration (FDA) recommends not consuming more than a total of 400 milligrams of caffeine per day in any form.
You may take the caffeine tablet with or without food.
Do not chew more than 2 pieces of the caffeine gum at one time. Do not swallow the gum whole.
Store at room temperature away from moisture and heat.
Since caffeine is used when needed, you may not be on a dosing schedule. Skip any missed dose if it's almost time for your next dose. Do not use two doses at one time.
Keep Alert side effects
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using caffeine and call your doctor if you have:
- ongoing tiredness or drowsiness; or
- ongoing sleep problems.
Common side effects may include:
- feeling restless;
- loss of appetite; or
- sleep problems (insomnia).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What other drugs will affect Keep Alert?
Avoid food or drinks that contain caffeine, such as coffee, tea, cola, or chocolate milk.