What is the drug vivarin?

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.