N
The Daily Insight

Does qsymia cause high blood pressure?

Author

Emma Newman

Updated on March 31, 2026

Very high blood pressure may happen. If you are pregnant or may be pregnant. Do not take Qsymia (phentermine and topiramate) if you are pregnant.

Also, can phentermine cause 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.

One may also ask, how much does phentermine raise BP? Ambulatory blood pressure monitoring in the latter study revealed about a 3 mm increase in DBP in the pramlintide plus phentermine subjects (P < 0.01) and an increase in HR of about 5 beats/min (P < 0.001).

Similarly one may ask, what are the side effects of Qsymia?

Dizziness, drowsiness, dry mouth, difficulty sleeping, tiredness, tingling of the hands/feet, constipation, and metallic taste may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

How does qsymia make you feel?

Qsymia can cause mood disorders, including depression and anxiety, as well as insomnia. Patients with a history of depression may be at increased risk.

Related Question Answers

Does phentermine affect your brain?

A large body of evidence has observed that phentermine works by causing the release of two neurotransmitters, dopamine and norepinephrine, in your brain to suppress hunger.

Is phentermine bad for your kidneys?

Phentermine can cause elevation of the blood pressure and this can hasten the deterioration of kidney function.

What should you not take with phentermine?

You should not take phentermine if you are taking a class of drugs known as MAO inhibitors, and you should consult with your doctor if you are taking anti-depressants including Prozac, Zoloft, Lexapro or Wellbutrin.

Can phentermine cause high heart rate?

Phentermine stimulates the central nervous system (nerves and brain), which increases your heart rate and blood pressure and decreases your appetite. Phentermine is used together with diet and exercise to treat obesity, especially in people with risk factors such as high blood pressure, high cholesterol, or diabetes.

Is phentermine a narcotic?

Phentermine: an appetite-suppressant amphetamine classified as a narcotic in France. Is a combination with topiramate on the horizon?

Can phentermine make you angry?

Side effects include dry mouth, dizziness, fatigue, irritability, and constipation. The weight loss benefits of phentermine and topiramate also expand to people with BED and bulimia nervosa. While phentermine can be a useful short-term weight loss tool, you must make healthy lifestyle changes for long-term success.

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.

Does phentermine build up in your system?

Phentermine takes about three to five days to build up in the system (to what is called a steady state ), which is why some people report not feeling its full effect until being on it for several days.

How long do you stay on qsymia?

Starter Dose

Start patients on 2 weeks of Qsymia 11.25 mg/69 mg. Patients should stay on this dose for 2 weeks.

What happens if you stop taking Qsymia?

Your healthcare provider should tell you to stop taking Qsymia if you have not lost a certain amount of weight after an additional 12 weeks of treatment on the higher dose. Do not stop taking Qsymia without talking to your healthcare provider. Stopping Qsymia suddenly can cause serious problems, such as seizures.

Does qsymia make you poop?

Common side effects of Qsymia include: constipation, insomnia, nasopharyngitis, paresthesia, mood disorder, sleep disorder, and xerostomia. Other side effects include: urinary tract infection, anxiety, blurred vision, depression, dizziness, fatigue, influenza, nausea, increased serum creatinine, and dysgeusia.

What is the best time to take qsymia?

Take this medicine each morning, with or without food. Drink plenty of water each day to prevent dehydration or kidney stones while you are taking phentermine and topiramate.

What is the strongest weight loss prescription pill?

Phentermine-Topiramate extended release (Qsymia) is the most effective weight loss drug available to date. It combines an adrenergic agonist with a neurostabilizer. Daily doses with four strengths start at 3.75/23mg to 15mg/92mg. Adults with migraines and obesity are good candidates for this weight loss medication.

How much weight do you lose with qsymia?

After undergoing lab and animal tests, the drug company evaluated Qsymia's effectiveness in two human trials that included 3,700 obese and overweight people. After one year of treatment, patients lost an average of 6.7 to 8.9 percent of body weight.

Does qsymia work better than Phentermine?

Combo Drug More Effective at Lower Doses

The 7.5/46 mg Qsymia dosage group achieved statistically greater weight loss than was seen with the higher doses of phentermine and topiramate monotherapy.

How do you stop taking Qsymia?

To stop Qsymia, patients should take a dose (determined by your doctor) every other day for at least 1 week and then before stopping stop treatment altogether. Stopping Qsymia suddenly can cause serious medical problems such as seizures. Individuals should inform their doctor before stopping the medication.

Is Contrave better than Saxenda?

Saxenda, which started its pharmaceutical life as a diabetes drug, may be the best choice for obese patients with metabolic abnormality. Contrave — a drug that combines the antidepressant bupropion and the anti-addiction drug naltrexone — may risk complications for patients with substance addiction issues.

What happens if you take too much phentermine?

An overdose of phentermine can be fatal.

Overdose symptoms may include confusion, panic, hallucinations, extreme restlessness, nausea, vomiting, diarrhea, stomach cramps, feeling tired or depressed, irregular heartbeats, weak pulse, seizure, or slow breathing (breathing may stop).

Does phentermine show up in a drug test?

Taking phentermine can result in a false positive urine test for amphetamines.

What should I eat while taking phentermine?

Great sources of fiber are beans, whole grains and brown rice, nuts, baked potatoes (but you have to eat the skin), berries, bran cereal and vegetables. Fruits and Vegetables: The water and fiber in fruits and vegetables will add volume to your dishes, so you can eat the same amount of food with fewer calories.

Can i take phentermine every other day?

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.

Can phentermine cause psychosis?

Like many other sympathomimetics, phentermine is known to induce psychotic symptoms. Thus, phentermine associated psychotic symptoms have been reported repeatedly since 1960s. 10) Once the medications are stopped, psychotic symptoms generally improve in patients who had no prior history of psychotic disorder.

Is qsymia approved for long term use?

Qsymia and Belviq are considered life-long therapies in patients who respond to and tolerate them,” says Egan. The drugs are meant to be used in conjunction with a balanced diet and exercise, says Mary Roberts, M.D., a medical officer in DMEP.

Does qsymia speed up metabolism?

Qsymia combines phentermine with the seizure/migraine drug topiramate. Topiramate causes weight loss in several ways, including helping you feel full, making foods taste less appealing, and burning more calories. It's approved for long-term use.

Is qsymia a stimulant?

Qsymia (phentermine and topiramate extended-release) is a combination appetite suppressant/stimulant and seizure medication indicated as an adjunct to a reduced-calorie diet and increased physical activity for chronic weight management in overweight and obese adults.

Can any doctor prescribe qsymia?

“The only way the doctors will be able to prescribe Qsymia is through a certified pharmacy,” Vivus vice president Dr. Barbara Troupin said in an interview.

Is qsymia safe to take?

The Food and Drug Administration Tuesday approved Qsymia, a combination of the stimulant phentermine and the anti-seizure drug topiramate extended-release, to help obese and overweight people lose weight. But our medical advisers say the pill should be avoided because it can cause several serious side effects.

How fast can a 300 pound man lose weight?

For example, a person weighing 300 pounds (136 kg) may lose 10 pounds (4.5 kg) after reducing their daily intake by 1,000 calories and increasing physical activity for 2 weeks.