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Caffeine User Reviews & Ratings (Page 2)

Brand names: Vivarin, NoDoz, Jet Alert Double Strength, Jet Alert Maximum Strength, Stay Awake, Diurex Maximum Relief Water Caps, Diurex Ultra, Jet Alert Regular Strength, ConRx Alert, Pep-Back ReCharge, Caffedrine, Alert, Pep-Back Ultra Cafcit 357 HR Magnum Enerjets Fastlene Keep Going Molie Overtime Valentine …show all brand names

Caffeine has an average rating of 6.8 out of 10 from a total of 33 reviews on Drugs.com. 62% of reviewers reported a positive experience, while 24% reported a negative experience.

Reviews for Caffeine

  • Infin...
  • Taken for 10 years or more
  • September 16, 2015

NoDoz (caffeine) for Drowsiness "NoDoze (caffeine) for Hypersomnia actually works better for me than Amphetamines such as Adderall."

10 / 10
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24 Report
  • Gabe
  • Taken for 1 to 6 months
  • February 2, 2019

NoDoz (caffeine) for Drowsiness "Take this before a concert or a long shift if ya tired. Lasts about 4 hours, Wouldn't take it any later than 7pm if you want to sleep. "

9 / 10
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15 Report
  • Mike...
  • December 22, 2016

Vivarin (caffeine) for Drowsiness "I drove from Las Vegas through Iowa. it is intense it works"

10 / 10
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18 Report

Frequently asked questions

  • Infin...
  • Taken for 10 years or more
  • September 16, 2015

Vivarin (caffeine) for Drowsiness "Vivarin for my hypersomnia worked better than taking amphetamines for wakefulness."

10 / 10
Was this helpful?YesNo
18 Report
  • Tired...
  • Taken for less than 1 month
  • August 11, 2016

NoDoz (caffeine) for Drowsiness "In the 8 hours of taking one tablet,i had about as many experiences of feeling i was going to have a stroke or heart attack.And you can buy in the supermarket,never again."

1 / 10
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16 Report

Are you taking this medicine?

  • frank...
  • September 25, 2009

NoDoz (caffeine) for Drowsiness "Gave me the speed jitters, irritable, and still tired and sleepy only now I'm grumpy too."

3 / 10
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25 Report
  • Im...
  • May 8, 2019

NoDoz (caffeine) for Drowsiness "Definitely would not recommend taking this product. I had to call an ambulance because I thought I was going to die of a heart attack very bad for your health"

1 / 10
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8 Report

More FAQ

  • Raggn...
  • Taken for less than 1 month
  • July 11, 2021

NoDoz (caffeine) for Drowsiness "I took two of these and 12hrs later and symptoms that felt like a heart attack or stoke I’m still awake. Never again."

1 / 10
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5 Report
  • ft mom
  • Taken for less than 1 month
  • November 19, 2014

Vivarin (caffeine) "I took two pills and immediately had energy however I crashed hard. I had no energy the rest of the day."

7 / 10
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11 Report
  • Captain...
  • Taken for 5 to 10 years
  • January 27, 2021

Jet Alert Double Strength (caffeine) for Drowsiness "I use this regularly, best source I've found without a ton of sugar and actually works"

9 / 10
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3 Report
  • Anonymous
  • Taken for less than 1 month
  • September 29, 2012

For Asthma "This medicine works very well at reducing my asthma symptoms. However, it causes me to have tremors."

7 / 10
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7 Report
  • Orange...
  • Taken for less than 1 month
  • April 11, 2016

Vivarin (caffeine) for Drowsiness "Very dry mouth nausea some foods I eat are 2 salty can't think overwhelmed can't sleep"

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4 Report
  • Affy
  • Taken for 10 years or more
  • July 3, 2021

NoDoz (caffeine) for Drowsiness "I tried Nodoze and was out cold for 24 hours"

1 / 10
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1 Report

Reviews may be edited to correct grammar/spelling or to remove inappropriate language and content. Reviews that appear to be created by parties with a vested interest are not published. This information is not intended to endorse any particular medication. While these reviews may be helpful, they are not a substitute for the expertise, knowledge, and judgement of healthcare professionals.