What Should You Not Take With Effexor?
What Should You Not Take With Effexor? Venlafaxine should not be taken with or within 2 weeks of taking monoamine oxidase inhibitors (MAOIs). These include phenelzine (Nardil®), tranylcypromine (Parnate®), isocarboxazid (Marplan®), rasagiline (Azilect®), and selegiline (Emsam®). What are the worst side effects of Effexor? Trouble breathing or tightness in the chest. Memory. Hallucination. Seizures. Fever,