Phentermine is a prescription medication used to promote weight loss by working on the satiety center. This medication reduces appetite and increases autonomic nervous system activity and is often used to reduce the health risks associated with obesity. This medication is most effective when combined with healthy diet, exercise, and healthy lifestyle changes. Though phentermine is not believed to be physically addictive, it is possible to develop psychological dependence and carries a significant risk for abuse.
Mild Side Effects
The side effects associated with phentermine range from mild to severe, with the most common being sleeplessness, increased energy levels, irritability, moodiness, dry mouth, headaches and nervousness. These side effects typically abate within the first few days of treatment; however, all side effects should be monitored by a physician. Physical side effects can include hypertension, gastrointestinal upset, nausea, and dizziness. Pre-existing hypertension is a contraindication for using this medication.
Serious Side Effects
Serious side effects include severe mood swings, depression, temper outbursts, confusion, racing thoughts, pressured speech, panic attacks, or impulsive behaviors. In some individuals, these serious side effects could be an indication of an underlying mood disorder. Individuals should consult with their physicians about discontinuing the medication. Other serious side effects include loss of consciousness, hypertension, chest tightness, violent behaviors, or exacerbation of pre-existing medical conditions.
Warnings
This medication is not appropriate for individuals who have hypertension or cardiovascular disease. Phentermine is a medication that can trigger symptoms associated with underlying mood disorders and other mental health problems such as Panic Disorder, anxiety, Bipolar Disorder, or depression. It should not be taken by individuals with a history of psychosis or drug addiction. Phentermine should not be taken with some medications including antidepressants, some cold medicines, or other medications which affect the autonomic nervous system. Those taking this medication should always consult with their physician and pharmacist to check for possible drug interactions.
Potential
Phentermine carries risks for side effects just as any other medication, but it holds significant potential for helping individuals who struggle with obesity. This side effects of this medication may be favorable to possible complications associated with gastric bypass surgery. For this reason, this medication has received increased attention in the media over the past year as a possible approach to treating the obesity epidemic.
Expert Insight
Phentermine is a medication that is prescribed by the medical community. However, psychological screenings are rarely, if ever, administered prior to prescribing this medication. Due to the effect that phentermine has on the autonomic nervous system and satiety center of the brain, this medication may trigger mental health changes in those with an underlying mental health diagnosis. Generalized Anxiety, Panic Disorder, and Bipolar Disorder are problems commonly exacerbated by this medication. Any individual with a history of these mental health disorders should make her prescribing physician aware of this history and use phentermine with caution.
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