What is the drug vivarin?
What is Vivarin? 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 for vivarin to kick in?
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.
Can you take 2 vivarin at once?
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 Vivarin tablet with or without food. Do not chew more than 2 pieces of the Vivarin gum at one time.
How long will 200 mg of caffeine last?
The answer: Caffeine lasts in our systems anywhere from 4 to 6 hours on average, and it has a half life of about 5 hours. That means if you consume 200 milligrams of caffeine, after 5 hours, you’ll still have 100 milligrams left in your body.
Can i split caffeine pills in half?
Swallow the tablets whole. Do not break, crush, or chew it.