Sertraline should not be taken with or within two weeks of taking monoamine oxidase inhibitors (MAOIs). These include phenelzine (NardilÂ®), tranylcypromine (ParnateÂ®), isocarboxazid (MarplanÂ®), rasagiline (AzilectÂ®), and selegiline (EmsamÂ®).
Pure caffeine is a white, tasteless substance that makes up as much as 5% of. the weight of tea leaves. By structure, caffeine is closely related to the purine bases, guanine and adenine, found in deoxyribonucleic acids (DNA).
Most clear lemon-lime sodas are caffeine-free. Many root beer brands are also caffeine-free, but it is worth checking to be sure, as this can vary. There are several name-brand sodas that offer popular flavors in both caffeinated and caffeine-free versions. Caffeine levels can also vary by flavor, brand and type of soda. Many brown sodas have high caffeine levels.