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How long should you be off qsymia before getting pregnant

Author

William Taylor

Updated on April 04, 2026

Payne also suggests waiting a few weeks after discontinuing Topamax before trying to get pregnant to make sure the drug has fully cleared from your system.

How long should I wait to get pregnant after taking topiramate?

Payne also suggests waiting a few weeks after discontinuing Topamax before trying to get pregnant to make sure the drug has fully cleared from your system.

Is topiramate safe while trying to conceive?

If you are taking topiramate and planning a pregnancy, talk to your healthcare providers before getting pregnant. Women taking topiramate are advised to take a higher dose of folic acid for at least 3 months before becoming pregnant to help lower the chance for birth defects.

Can you get pregnant while taking Qsymia?

If a patient becomes pregnant while taking Qsymia, treatment should be discontinued immediately, and the patient should be informed of the potential hazard to the fetus. Qsymia can cause an increase in resting heart rate.

Can phentermine affect fertility?

If a man takes phentermine, could it affect his fertility (ability to get partner pregnant) or increase the chance of birth defects? There are no studies looking at possible risks to a pregnancy when the father uses phentermine. In general, exposures that fathers have are unlikely to increase risks to a pregnancy.

Can phentermine harm a pregnancy?

If you took phentermine before pregnancy, it should have no effect on your ability to carry a healthy baby to term. All traces of phentermine should pass through your body. Even if you took your last dose a week before conception, it shouldn’t have any effect on your pregnancy.

Can Topamax cause infertility?

If a man takes topiramate, could it affect his fertility (ability to get partner pregnant) or increase the chance of birth defects? Some antiepileptic medications may cause abnormal sperm, resulting in infertility in men. However, there is no specific information on topiramate and male fertility.

How long can I stay on qsymia?

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

Can qsymia be taken long term?

The Food and Drug Administration (FDA) limited treatment to 12 weeks or less. By contrast, when the FDA approved a new brand-named combination medication, Phentermine/Topiramate-CR (Qsymia), in 2012, it was for long-term use for a year or more.

Will qsymia interfere with birth control?

Phentermine and topiramate can cause irregular vaginal bleeding while you are taking birth control pills. This should not make the pills less effective in preventing pregnancy. Using this medicine with other drugs that make you drowsy can worsen this effect.

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Can qsymia cause birth defects?

If you take Qsymia during pregnancy, your baby has a higher risk for birth defects called cleft lip and cleft palate. These defects can begin early in pregnancy, even before you know you are pregnant. Women who are pregnant must not take Qsymia.

Does Topamax cause birth defects?

March 4, 2011 — Taking the epilepsy drug topiramate (Topamax) during pregnancy raises the risk of oral cleft birth defects such as cleft lip and cleft palate, according to a new warning issued by the FDA.

Does topiramate affect progesterone?

However, there was no effect of topiramate on the progestogen norethindrone at all doses tested. Compared with carbamazepine, topiramate demonstrated a much lower impact on metabolism of combined OC (Ortho-Novum®) containing norethindrone and ethinyl estradiol.

Can phentermine give false positive pregnancy test?

False Positive Testing 1 A positive result will signal the need for a confirmatory test, which will then show that it was phentermine and not amphetamine or methamphetamine. The original result will then be ruled a false positive.

How can one get pregnant fast?

Experts say the best way to get pregnant fast is to have sex once a day, every other day, during the fertile window right before and after ovulation. If you have sex too often, your partner’s sperm count may be reduced, and if you don’t have enough sex, the sperm may be old and unable to swim as fast.

Can diet pills affect early pregnancy?

Many studies do show that diet pills can harm pregnancy because of the high levels of caffeine that they contain. In addition to the unsafe chemicals contained in diet pills, they are also unsafe because rapid weight loss during pregnancy is unsafe no matter how it’s achieved.

What if I get pregnant while taking Topamax?

If you take topiramate during pregnancy, there is a higher risk that your baby will develop a cleft lip and/or cleft palate. Oral clefts happen early in pregnancy, before many women even know they are pregnant.

Does Topamax affect sperm?

Results: Long-term ingestion of Topiramate for 60 days caused a significant decrease in spermatogenesis in seminiferous tubules of the testes. Sperm motility and density were also significantly reduced in cauda epididymides and testes of the treated group.

Can topiramate affect pregnancy?

The use of topiramate, particularly during the first trimester, is linked to an increased risk of birth defects. According to a study published in the American Journal of Obstetrics and Gynecology, using topiramate while pregnant can increase the chance of an oral cleft in a baby.

What are signs of early pregnancy?

  • Missed period. If you’re in your childbearing years and a week or more has passed without the start of an expected menstrual cycle, you might be pregnant. …
  • Tender, swollen breasts. …
  • Nausea with or without vomiting. …
  • Increased urination. …
  • Fatigue.

Does phentermine cancel out birth control?

Phentermine and topiramate can cause irregular vaginal bleeding while you are taking birth control pills. This should not make the pills less effective in preventing pregnancy.

When do you ovulate?

In an average 28-day menstrual cycle, ovulation typically occurs about 14 days before the start of the next menstrual period.

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.

Is Qsymia better than phentermine?

“The 7.5/46 mg dose of Qsymia showed better efficacy than putting people on monotherapy with 15 mg of phentermine and 92 mg of topiramate,” said Barbara Troupin, vice president for scientific communications and risk management at VIVUS.. “At this smaller dose, we don’t see as many side effects.”

Does Qsymia burn fat?

Fifty percent of patients we see get prescribed anti-obesity medications in addition to diet and exercise, and we see 450 patients per month. The trial results of Qsymia produce the best weight loss we have seen since the era of Fen-Phen.

How much weight can you lose on phentermine in 3 months?

According to several studies, the average weight lost on phentermine is 3 to 5 pounds per month. In most cases, patients can easily meet the minimum expected weight loss of 5% starting body weight in the first three months.

Is qsymia the same as adipex?

Qsymia. Qsymia is a combination of phentermine (Adipex-P, Lomaira), which suppresses appetite through norepinephrine release, and topiramate (Topamax), which interacts with the neurotransmitter gamma-aminobutyrate (GABA) and is used to treat migraines and epilepsy.

How much weight did you lose on 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.

What time of day should you take Qsymia?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed. 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.

Can Qsymia cause UTI?

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.

Which is better qsymia or Saxenda?

Qsymia, the first of the four new weight-loss drugs to be approved, fared best in promoting the loss of 5% of body weight in patients taking it. A median of 75% of those taking Qsymia lost 5% of their body weight, while a median of 63% of participants taking Saxenda and 55% of those taking Contrave did.