What is vivarin good for?
Vivarin is used to help you feel alert or wakeful when you are tired or drowsy. Vivarin should not be used as a substitute for sleep. Vivarin may also be used for purposes not listed in this medication guide.
How long does it take vivarin to work?
I tried a travel size pack of Vivarin once at work and felt the difference right away, after only 10 minutes I was able to concentrate and finish what used to be my 2 hour paperwork in about 30 minutes.
How many vivarin Can I take a day?
Directions – Adults and children 12 years of age and over: take 1 tablet not more often than every 3 to 4 hours. Adults and children 12 years of age and over: take 1 tablet not more often than every 3 to 4 hours.
Can caffeine pills cause problems?
Taking too many caffeine pills can be dangerous. An overdose of 1-5 grams of caffeine may lead to coma or death. Caffeine overdose is especially risky if you use supplement products that have pure or highly concentrated caffeine and come in bulk forms like powder or liquid.
How strong is vivarin?
About Vivarin |200 MG Caffeine |Caffeine Pills.
How does vivarin make you feel?
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.