Verkkopristiq, which is prescribed to treat depression, can cause side effects. Learn about its more common, mild, and serious side effects and how to. Verkkopristiq has a very short half life, about 12 hours, compared to other antidepressants which is why it’s important to take it at the same time every day to avoid any side. Verkkoside effects… first day i had reduced appetite, first two weeks i felt sleepy during the day and needed naps in the afternoon. Now the only side effect is. Verkkoi'm about to finish my third week of being on pristiq, and i'm taking 50mg a day. I'm not 100% sure if i've been feeling some side effects, and i was just. Verkkopristiq may cause several side effects. Here are some frequently asked questions about the drug’s side effects and their answers. Verkkoa community to discuss pristiq (desvenlafaxine), an antidepressant used to improve mood, feelings, and energy. The prescription medication is a serotonin.