Drug Interaction Report

Do not use alcohol or medications that contain alcohol while you are receiving treatment with morphine. This may increase nervous system side effects such as drowsiness, dizziness, lightheadedness, difficulty concentrating, and impairment in thinking and judgment. In severe cases, low blood pressure, respiratory distress, fainting, coma, or even death may occur. If you are taking certain long-acting formulations of morphine, consumption of alcohol may also cause rapid release of the drug, resulting in high blood levels that may be potentially lethal. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. Do not use more than the recommended dose of morphine, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medication without first talking to your doctor.

Adenosine is used for heart imaging in the hospital or clinic setting. Caffeine should be avoided for 12 to 24 hours before adenosine administration. Avoid drinks, foods, or diet pills that contain caffeine, such as coffee, tea, cola, and chocolate. Taking a stimulant together with adenosine can increase your risk of unpleasant side effects.

Ask your doctor before using adenosine together with caffeine. Using these medications together can decrease the effects of adenosine. It is recommended that caffeine including caffeine be avoided for 12 to 24 hours before adenosine administration. You may need a dose adjustment or special test if you use both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Information for this minor interaction is available on the professional version.