What are the side effects of Vivarin?

What are the side effects of Vivarin?

Nausea, vomiting, stomach upset, trouble sleeping, or increased urination may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

How much caffeine is in a Vivarin?

200 mg
Active Ingredients: In Each Tablet: Caffeine (200 mg).

Can you take 2 Vivarin?

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 much Vivarin should I take?

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.

What kind of drug is Vivarin?

Vivarin (Oral) Caffeine is used to help you feel alert or wakeful when you are tired or drowsy. Caffeine should not be used as a substitute for sleep. Caffeine may also be used for purposes not listed in this medication guide.

Can I take caffeine pills every day?

Are they safe? Caffeine pills are safe for most people in moderation, and if they limit their intake of additional sources of caffeine. Some people are more sensitive to the effects of caffeine than others, however, and may experience adverse reactions to these supplements and other sources of caffeine.

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.

How long does Vivarin caffeine pills last?

For me, the “wakefulness” only lasts maybe two hours, and while some people say caffeine makes them “jumpy” this has never been my experience.

Does Vivarin help you focus?

When experiencing drowsiness or fatigue, Vivarin Alertness Aid can assist in restoring wakefulness. The Vivarin Caffeine Aid offers functional caffeine that helps to restore mental alertness, so you can accomplish your tasks with focus. One tablet of this Vivarin Alertness Aid is equal to about a cup of coffee.

Are vivarin caffeine pills safe?

For example, Vivarin is safe for adults and children over 12 and can be taken not more often than every three to four hours. Just so you know: Your mileage may vary with any caffeine product, depending on your age, health and body mass.

Do caffeine pills affect liver?

Yet despite its widescale use, there is no evidence that regular consumption of caffeine or coffee has adverse effects on the liver. Indeed, epidemiological studies suggest that regular coffee intake may have modest protective effects against the progression of chronic liver disease and development of liver cancer.

Can you take vivarin on an empty stomach?

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.

Are Vivarin caffeine pills safe?

Can caffeine pills cause problems?

If you take caffeine pills on an ongoing basis, you may become dependent on them. When you stop, you may have withdrawal symptoms like dizziness, headaches, nervousness, and fatigue.

Can caffeine hurt your kidneys?

Overall, caffeine is not likely to damage your kidneys as long as it is consumed in small doses. It is important to note that caffeine is a stimulant, which can affect some people’s blood pressure.

How long does a caffeine pill take to kick in?

It can take about an hour for caffeine pills to be fully absorbed in the bloodstream and take full effect. Depending on body composition, it can take anywhere between 3 and 12 hours for the body to metabolize half of the caffeine present.

How long do caffeine pills take to wear off?

What are the short-term effects? The effects of caffeine usually start within 5 to 30 minutes and can last from 8 to 12 hours. Less than 200 mg of caffeine (1 or 2 cups of coffee) can make you more alert, put you in a better mood, and make you feel less tired.

Does caffeine damage your liver?

Over time, it can cause cirrhosis or scarring of the liver. That scarring can lead to liver cancer or liver failure. But research shows that people who drink a lot of coffee have a lower risk of developing nonalcoholic fatty liver disease.

What are the side effects of vivarin?

Vivarin Side Effects 1 More Common. 2 Less Common. 3 Symptoms of Overdose. Some side effects of caffeine may occur that usually do not need medical… 4 Gastrointestinal. Very common (10% or more): Constipation (up to 17.4%). 5 General. Long-term follow-up studies have not shown caffeine… 6 (more items)

What is vivarin’s customer service like?

Their customer service is available from Monday to Friday, 8:30 AM to 5:00 PM EST. Note, however, that they only entertain calls from those who are 18 years old and above. Due to all the negative reviews about Vivarin, we’ve been looking for a competitive product that was proven more effective.

Does vivarin have caffeine in it?

However, there are many reports indicating that too much intake of caffeine may result in serious side effects. Thus, you should be more careful in taking supplements with such ingredient. The manufacturer makes sure that one capsule of Vivarin has the right amount of caffeine dosage.

Is vivarin safe for kids?

Caffeine provides mental and physical alertness. As a caffeine-based supplement, Vivarin is for those who want to boost their mental performance and energy level. It is not for children who are under 12 years of age. Pregnant or breastfeeding women should avoid taking this product.