caffeine - oral, No Doz, Stay Awake, Vivarin

GENERIC NAME: CAFFEINE - ORAL (KAF-een)

BRAND NAME(S): No Doz, Stay Awake, Vivarin

Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage

USES: This medication is used occasionally to help you stay awake and alert when you are feeling tired and/or drowsy. Caffeine is a mild stimulant.This medication should not be used to replace sleep.This medication should not be used in children younger than 12 years old.
HOW TO USE: Take this product by mouth as directed. Follow all directions on the product package, or take as directed by your doctor. If you are uncertain about any of the information, consult your doctor or pharmacist.This medication should only be used as needed, not on a regular basis. Though very unlikely, this medication may be habit-forming. Do not increase your dose, take it more frequently than directed, or take it regularly for a long time.This medication may cause withdrawal reactions, especially if it has been used regularly for a long time or in high doses. In such cases, withdrawal symptoms (such as headaches, mental/mood changes such as irritation/nervousness) may occur if you suddenly stop using this medication. To prevent withdrawal reactions, your doctor may reduce your dose gradually. Consult your doctor or pharmacist for more details, and report any withdrawal reactions immediately.When used for an extended period, this medication may not work as well. Talk with your doctor if this medication stops working well.Tell your doctor if your condition persists, worsens, or continues to occur again. If you think you may have a serious medical problem, seek immediate medical attention.
SIDE EFFECTS: Nausea, vomiting, stomach upset, trouble sleeping, or increased urination may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: dizziness, mental/mood changes (e.g., nervousness, agitation), shaking (tremor), fast/irregular heartbeat.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345