The authors concluded that phentermine is safe and effective for longer-term use—that is, >3 months—for weight loss in low-risk individuals.
What is the longest time you can take phentermine?
Many doctors prescribe phentermine, on its own, to patients for more than 12 weeks. And anecdotal reports from many of my colleagues suggested that it was helpful for many patients long-term.
What happens if you take phentermine for years?
The study found that people who stayed on phentermine longer experienced greater weight loss than those who took the drug for three months or less, and longer-term use was not associated with increases in blood pressure or increased risk of heart attack, stroke or death.
Can phentermine cause long term damage?
Phentermine, especially when combined with fenfluramine, has been associated with high pressures in the pulmonary arteries (pulmonary hypertension) and defects in heart valves, both serious complications. Physical and psychological dependence may occur with the long-term use of phentermine.
How long can you be on phentermine for weight loss?
Phentermine should only be used for short-term use (less than 12 weeks at a time) to help with weight loss.
What happens if you take phentermine for more than 3 months?
FRIDAY, March 29, 2019 (HealthDay News) — Patients taking phentermine for weight loss for more than three months experience greater weight loss without an increased risk for incident cardiovascular disease or death, according to a study published online March 21 in Obesity.
How long should you be on phentermine?
Most people takephentermine for 3 to 6 weeks; the length of treatment depends on how you respond to the medication. Phentermine can be habit-forming. Do not take a larger dose, take it more often, or take it for a longer period than your doctor tells you to.
Can you build a tolerance to phentermine?
Taking phentermine helps suppress your appetite, thereby limiting how many calories you eat. Over time, this can lead to weight loss. … However, you may build a tolerance to the appetite-suppressing effects of phentermine within a few weeks. If that happens, speak with the healthcare professional who prescribed it.
Is phentermine safe short term?
Phentermine is a prescription diet pill that suppresses appetite. For people who are obese, or have a weight-related medical condition, this appetite suppressant can be a life-changing drug. Phentermine is effective, safe to take short-term (three months), and inexpensive.
Can phentermine cause kidney damage?
Phentermine can cause elevation of the blood pressure and this can hasten the deterioration of kidney function.
Is phentermine bad for your heart?
Phentermine may cause a serious increase in your blood pressure. This may make your heart work harder. The extra stress on your heart may make your heart disease worse.
What should you not take with phentermine?
Avoid taking MAO inhibitors (isocarboxazid, linezolid, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, safinamide, selegiline, tranylcypromine) during treatment with this medication. Most MAO inhibitors should also not be taken for two weeks before treatment with this medication.
Does phentermine stop working after a while?
Frequently, the proper course of action is to increase adherence to the diet, rather than change the phentermine. However, if phentermine doesn’t work, stops working, or has an intolerable side-effect, you should ask your physician to switch to a different weight loss medicine.
Can phentermine cause a stroke?
Conclusions: Phentermine, and possibly phendimetrazine, should be considered an anorexiant and sympathomimetic drug that can be associated with ischemic cerebrovascular disease.