Currently, Prozac is used to treat a major depressive disorder, bipolar disorder, eating disorders, chronic pain, migraines, irritable bowel syndrome, and anxiety disorders, including obsessive-compulsive disorder, panic disorder, and agoraphobia. Think about it rationally. You saw your doc because of panic attacks, he prescribes something and now you're afraid to take it. Does this really make sense? How Long Does It Take For Fluoxetine (Prozac) To Work? Sleep, energy, or hunger may reveal some enhancement within the first 1-2 weeks. Improvement in these physical symptoms can be a crucial early signal that the medication is working. How Long Antidepressants Take to Work Studies have shown that antidepressants are effective in reducing or eliminating panic attacks and improving anticipatory anxiety and symptoms of agoraphobia. Unfortunately, antidepressants generally don’t result in an immediate relief of symptoms. You need to take some time look after you i am feeling very anxious and just want know if it really helps with anxiety panic attacks how long does work Category People & Blogs Prozac, also known by the generic name fluoxetine, is an antidepressant in the SSRI class (Selective Serotonin Reuptake Inhibitor). Prozac being labelled as an antidepressant is a misnomer, as in addition to depression, Prozac treats anxiety disorders, such as panic disorder. User Reviews for Prozac to treat Panic Disorder. The following information is NOT intended to endorse drugs or recommend therapy. While these reviews might be helpful, they are not a substitute for the expertise, skill, knowledge and judgement of healthcare practitioners in patient care. My wife, my team and myself run the world's only accredited, dedicated anxiety recovery and recovery practitioner training organisation. since 1997 we have helped over 200,000 people to recover from their panic attacks symptoms.