The National Poison Control Center (1-800-222-1222) in the United States can be reached at any time of day. It does not cost money to call and you can call even if it’s not a medical emergency. Explain to the person on the phone your exact symptoms and what you ingested that caused an overdose. You will also be asked your age, weight, physical condition, time you took the caffeine, and amount. [5] X Trustworthy Source MedlinePlus Collection of medical information sourced from the US National Library of Medicine Go to source Ask for instructions on how to proceed. You may be advised to force yourself to vomit or to use other medications to treat your symptoms. However, do not force yourself to vomit unless instructed to do so by a professional.

If you ate or drank something unusual that caused the overdose, bring the container with you to the emergency room.

You may be given activated charcoal tablets to treat an overdose. Laxatives may be used to get the caffeine out of your system. If your breathing is very bad, you may need breathing support. You may also need certain tests, like chest x-rays. For more mild cases of caffeine overdoses, you may only need medication to treat the symptoms until they pass.

Try high fiber fruits and vegetables. Things like bell peppers, celery, and cucumbers can be particularly helpful.

Remember, for severe difficulty breathing, call poison control or go to the emergency room.

If you do a daily workout, or go to the gym each day, do that when you start to feel discomfort over consuming too much caffeine. If you don’t workout regularly, try going for a walk or jog if you have time. This may lessen some unwanted effects of caffeine.

Chocolates may not list caffeine as an ingredient on labels. Try to monitor your caffeine from other sources and, if you’ve had a lot of caffeine on a particular day, avoid chocolate.

Keep in mind that some people are more sensitive to the effects of caffeine and adolescents should have no more than 100mg caffeine per day. [15] X Research source

Start small. For example, strive to drink one less cup of coffee each day for a week. The next week, cut back by another cup. Eventually, you’ll be at a healthy level of caffeine consumption. Remember, this is around 400 milligrams a day. [17] X Trustworthy Source US Food and Drug Administration U. S. government agency responsible for promoting public health Go to source

You can order decaf coffee at your favorite coffee shop. You can also get decaffeinated soda at the supermarket, or see if they have it while you’re eating out at a local restaurant. If you like tea, most herbal teas do not contain caffeine.