Please do not be worried by the side effects listed on this page. Many people take mirtazapine without any side effects or only a few mild side effects. Mirtazapine oral tablets are available as brand-name drugs and generic drugs. Brand names: Remeron (immediate-release tablet), Remeron Soltab (orally disintegrating tablet). Reviews and ratings for mirtazapine. 994 reviews submitted with a 7.1 average score. Sleepio is a digital CBT program scientifically proven to help you sleep well without pills or potions. Did your doctor suggest that you stop taking the mirtazapine after three weeks? If so, did he or she say why? From what I can find on the web, mirtazapine is an antidepressant that can take several weeks to work, so I'm not sure why your doc would take you off of it after just three weeks, particularly if it was working for you. Mirtazapine is a white to creamy white crystalline powder which is slightly soluble in water. REMERON is supplied for oral administration as scored film-coated tablets containing 15 or 30 mg of mirtazapine, and unscored film-coated tablets containing 45 mg of mirtazapine. Easy-to-read patient leaflet for Mirtazapine Tablets. Includes indications, proper use, special instructions, precautions, and possible side effects. Interactions. Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Doctors give unbiased, trusted information on whether Alprazolam can cause or treat Slow Heart Rate: Dr. Husar on does xanax lower heart rate: Anxiety can increase your heart rate. If citalopram helps your anxiety, then your heart rate may decrease naturally. Personalized, quality suggestions from Doctors: Dr. Andrew delves into symptom relief, explaining what Benadryl is and how it works.