Learn about Paxil (Paroxetine Hydrochloride) may treat, uses, dosage, side effects, drug interactions, warnings, patient labeling, reviews, and related medications. SSRIs (selective serotonin reuptake inhibitors) such as Prozac, Paxil and Zoloft revolutionized the treatment of depression and related disorders when they arrived on the market in the 1980s. Drug Class Definitions. Knowing what class a drug is in will help you to remember more of the Top 200 drugs. It is equally important to know what each class is used to treat in preparation for the PTCB or ExCPT exams. Prescription Drug Prices in New York State The New York State Department of Health provides this information pursuant to Public Health Law Section 278, but due to the nature of the information, cannot guarantee that it is up-to-date or accurate. Paroxetine hydrochloride, USP is an odorless, white to off-white crystalline powder, having a melting point range of 120° to 138°C. It is freely soluble in methanol, soluble in ethanol, sparingly soluble in dichloromethane and slightly soluble in water. Selective serotonin reuptake inhibitors (SSRIs) are a class of drugs that are typically used as antidepressants in the treatment of major depressive disorder and anxiety disorders. Paroxetine, sold under the brand names Paxil and Seroxat among others, is an antidepressant of the selective serotonin reuptake inhibitor (SSRI) class. It is used to treat major depressive disorder, obsessive-compulsive disorder, panic disorder, social anxiety disorder, posttraumatic stress disorder, generalized anxiety disorder and. Global health care giant GlaxoSmithKline LLC (GSK) agreed to plead guilty and to pay $3 billion to resolve its criminal and civil liability arising from the company’s unlawful promotion of GlaxoSmithKline has agreed to pay $3 billion US in criminal and civil fines and plead guilty to misdemeanour criminal charges related to the sale and marketing of its antidepressants Paxil and. Paxil (Paroxetine) is a prescription drug in the SSRI category of antidepressants. It is used for treating depression, anxiety disorders, and menopause.