The authors concluded that phentermine is safe and effective for longer-term use—that is, >3 months—for weight loss in low-risk individuals.
How long can I stay on 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. But there’s a lack of research on its longer-term safety and efficacy.
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.
What happens if you take phentermine for a long time?
These include stroke, arrhythmia (irregular heartbeat), heart failure, coronary artery disease, valve disease, and uncontrolled high blood pressure. 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.
Is phentermine FDA approved for long-term use?
Drugs with an FDA-approved indication for obesity. Only orlistat, lorcaserin, and phentermine/topiramate-ER are FDA-approved for long-term use; the others are approved only for short-term use (i.e., a few weeks).
Can you take phentermine every other day and still lose weight?
We suggest for those women trying to lose 25 lbs or less, you start weaning off the phentermine after the second month. Take the pill every other day for two weeks, then every third day, until you are down to 1 pill a week (usually Sunday) then stop completely.
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.
Can you stop phentermine abruptly?
Abrupt cessation of long-term phentermine therapy does not induce amphetamine-like withdrawal. Long-term phentermine therapy does not induce phentermine cravings. Symptoms observed after abrupt phentermine cessation represent loss of therapeutic effect and are not withdrawal.
Can phentermine affect your kidneys?
Phentermine can cause elevation of the blood pressure and this can hasten the deterioration of kidney function.
What happens when you stop taking phentermine?
Behavioural symptoms can also occur during diet pill withdrawal. You may not seem like yourself after you abruptly stop taking the pills. You may experience nervousness, anxiety and irritability. Depression can also set in, accompanied by fatigue and insomnia.
Can you take 2 phentermine a day?
Do not take two doses at one time. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of phentermine can be fatal.
What is an alternative to phentermine?
Contrave (naltrexone/bupropion) and phentermine are two medications that are used with a reduced-calorie diet and exercise regimen to aid in weight loss. Although both medications have similar effectiveness, they work in different ways.
What are the bad side effects of phentermine?
Dizziness, dry mouth, difficulty sleeping, irritability, nausea, vomiting, diarrhea, or constipation may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.