CAFFEINE (KAF een) is a stimulant. It is used to increase mental alertness or wakefulness when tired or sleepy.
Caffeine may be used for other purposes; ask your health care provider or pharmacist if you have questions
Take this medicine by mouth with a glass of water. Follow the directions on the label. You can take this medicine with or without food. If it upsets your stomach, take it with food. Take your medicine at regular intervals. Do not take your medicine more often than directed.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed. This medicine is not approved for use in children under 12 years old.
Overdosage: If you think you have taken too much of Caffeine contact a poison control center or emergency room at once. NOTE: Caffeine is only for you. Do not share Caffeine with others.
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 doses.
Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-bloody, dark stools
-fast, irregular heartbeat
-loss of appetite
-trouble passing urine
-unusual bleeding or bruising
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-frequent passing of urine
This list may not describe all possible side effects for Caffeine. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.Source: FDA
Do not take this medicine with any of the following medications:
-MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
This medicine may also interact with the following medications:
-medicines for colds or breathing difficulties
-stimulant medicines for attention disorders, weight loss, or to stay awake
They need to know if you have any of these conditions:
-heart disease or irregular heartbeat
-high blood pressure
-peptic ulcer disease
-an unusual or allergic reaction to caffeine, aminophylline, theophylline, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
This medicine has about as much caffeine as a cup of coffee. Limit the use of caffeine-containing medications, foods, or drinks while taking this product. Too much caffeine may cause you to feel nervous, irritable, or to have a rapid heart beat or trouble sleeping.
This medicine is for occasional use only. It is not intended for use as a substitute for sleep. If fatigue or drowsiness continues, see a doctor. If you have been taking this medicine regularly, you can get withdrawal symptoms when you stop taking it. You may feel tired, dizzy, nervous, or have a headache.
Do not take this medicine close to when you want to sleep.
Talk to your doctor or health care professional before you take any other over-the-counter medicines, especially cold and allergy medicines.
Do not take this medicine with grapefruit juice; this may increase the effects of caffeine.
Keep out of the reach of children.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Avoid storing at high temperatures. Protect from moisture. Throw away any unused medicine after the expiration date.