Paxil, whose generic name is paroxetine, belongs to a class of antidepressants called selective serotonin reuptake inhibitors, or SSRIs. Paxil is prescribed to treat major depression, anxiety disorders, obsessive compulsive disorder, post-traumatic stress disorder, social phobias, generalized anxiety disorder and premenstrual dysphoric disorder, according to Drugs.com. Paxil works by increasing serotonin, a neurotransmitter that helps maintain mental balance. Paxil use may cause weight changes.
Paxil and Weight Changes
Patients who take Paxil and other antidepressants experience weight changes. The majority of patients taking Paxil experience weight gain, according to MayoClinic.com. There are many other factors that can contribute to weight gain in patients taking Paxil. Overeating as a result of depression can cause weight gain. Lack of physical exercise can also cause weight gain. Regular exercise and healthy eating habits can help prevent weight gain in patients taking Paxil.
Paxil Administration
Paxil is available in forms of regular tablets, extended-release tablets and liquid suspension, which are taken orally. Paxil is usually taken once a day in the morning or evening with or without food. The extended-release tablets should be swallowed whole without chewing to avoid releasing too much medication into the bloodstream. Patients are usually started on a low Paxil dose, and the dose is increased gradually. It may take two or more weeks before the full benefits of Paxil are noticed. Patients should not suddenly stop taking Paxil, as they may experience withdrawal symptoms such as increased depression, irritability and sleeping problems.
Paxil Side Effects
Paxil may cause common side effects such as drowsiness, dizziness, nervousness, dry mouth, ringing in the ears, nausea, constipation, diarrhea, decreased sex drive and sleep problems. Serious side effects of Paxil include blurred vision; fainting; chest pain; difficulties breathing; seizure; fever; abnormal bleeding; hallucinations; hives and rashes; swelling of the face, tongue and throat; and painful erections that last for hours.
Paxil and Suicide
The Food and Drug Administration warns that Paxil and other antidepressants may cause increased suicidal thoughts in patients who are younger than 24 years of age, according to Drugs.com. The doctor may schedule regular checkups to monitor the effects of Paxil during the first 12 weeks of treatment. Contact the doctor immediately if you experience worsening symptoms of depression and suicidal thoughts, restlessness and aggressiveness.
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