We only included the generic names of these drugs and some can be found in pills that have the substance combined with other drugs. In the table above we included the 25 that are classified as severe to moderately severe. Low blood pressure, dizziness, light-headedness, and fainting.Īccording to who also furnished the above data, there are 82 known drug interactions with caffeine. Increases risk of side effects of theophylline such as convulsions, tremors, insomnia, vomiting, heart palpitations. It causes too much rOPINIRole in the bloodstream leading to confusion, vomiting, weakness, fainting, agitation, and drowsiness. May increase the effects of rasagiline, which could lead to severe headache, visual disturbances, confusion, stupor or coma, seizures, chest pain, unexplained nausea or vomiting, and stroke-like symptoms.ĭecreases the effectiveness of regadenoson causing it to not work as intended.

Increases blood levels of pimozide, which could affect heart rhythm.

It causes methotrexate to fail in its ability to relieve rheumatoid arthritis. Prevents caffeine from working as intended, which requires larger doses of caffeine to get desired results.Ĭhanging caffeine consumption can lead to Lithium toxicity: nausea, vomiting, diarrhea, drowsiness, muscle weakness, tremor, lack of coordination, blurred vision, or ringing in your ears. Increases caffeine’s effects leading to caffeine overdose symptoms. Increases the effects of caffeine, which could result in overdose symptoms. Increases risk for DULoxetine side effects like nausea, dry mouth, insomnia, drowsiness, and constipation. Interferes with this drug’s intended purpose requiring larger doses than would be expected. It can almost double the amount of caffeine in the blood due to interfering with caffeine’s half-life. Increases caffeine’s effects, which could cause headaches, high blood pressure, restlessness, insomnia, and nervousness. Swelling, increased heart rate, low blood pressure, irregular heartbeat.Ĭaffeine increases blood concentrations of asenapine beyond what is considered safe.Īffects bone marrow functioning resulting in anemia, bleeding, and infections. Caffeine prevents adenosine from working as intended.Ĭaffeine increases blood concentrations of this drug, leading to potentially life-threatening side effects.

Caffeine content in mt dew