Currently there are "8 comments" on this Question:

  1. Hui says:

    How long does it take to get high doses of benadryl out of your system? What if you take half the dose how long will it take to get out of your system. half dose

  2. Tamala says:

    Are you trying to ruin your Liver?? You only have one you know. If you and your Friend had a bad reaction to Benadryl- you could of died!!!! Its bad for your heart as well. If you had an allergy to this over the counter medication believe me, you can go into circulatory failure and swelled up or drowned in your own mucus.

  3. Maryanne says:

    How long until Benadryl is out of your system…? … and neurotransmitters start working normally again? last night I had to go to the ER… arm and jaw shaking, a weird men

  4. Ludie says:

    Benadryl, depending on the dosage, is out of your system within 72 hours, but benadryl is not illegal (in terms of drug tests). More:http://www.chacha.com/question/how-long-does-benadryl-stay-in-your-system

  5. Vashti says:

    Benadryl stays in your body’s system for 4-6 hours. More:http://www.chacha.com/question/how-long-does-benadryl-stay-in-a-bodies-system

  6. Ossie says:

    How long did the side effects last after you finished the drugs. Pred. does stay in system for awhile. off the drugs until the next out break which is a few weeks later or if he happens to get into wet grass be infection in their prostate when they take the drug continually.if he is itchy give him benadryl 2 x a

  7. Sueann says:

    Drinking water will help flush the caffeine out of your system and allow your body to sleep because you have consumed caffeine before bed, take one Benadryl. Buddies want to show you how to get more out of every day, every meal and. Coffee has long been touted for its positive health effects on the body, such as Detail:http://www.ehow.com/how_5114066_counteract-effects-caffeine.html

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