Can I Take GLP-1 Medications While Trying to Get Pregnant?
Pregnancy planning questions to discuss with your OB-GYN and prescribing provider while taking semaglutide, tirzepatide or another GLP-1 medication.
More on Can I Questions
The Direct Answer
You should not take GLP-1 medications while actively trying to conceive. Both semaglutide and tirzepatide are classified as pregnancy risk and should be discontinued well before conception attempts begin.
GLP-1 Medications and Fertility
Weight Loss Improves Fertility
Even 5-10% weight loss can restore ovulatory cycles, improve hormone profiles, and increase conception rates in women with obesity-related infertility. GLP-1-assisted weight loss before conception can be highly beneficial.
PCOS Connection
Women with PCOS often have insulin resistance contributing to anovulation. GLP-1 medications improve insulin sensitivity and promote weight loss, both of which can help restore ovulation -- but the medication should be stopped before TTC.
The "Ozempic Baby" Phenomenon
Reports of unexpected pregnancies on GLP-1 medications highlight that improved metabolic health can boost fertility. This underscores the importance of reliable contraception during GLP-1 therapy if not planning pregnancy.
A Safe Preconception Plan
1. Use GLP-1 Therapy to Reach Target Weight
Work with your provider to set a realistic weight goal that improves pregnancy outcomes, typically a loss of 5-15% of body weight.
2. Contact Your OB-GYN
Discuss pregnancy planning and your current medications with your OB-GYN and prescribing provider.
3. Discuss Your Ongoing Care
Ask your healthcare providers about follow-up care while preparing for pregnancy.
4. Start Prenatal Vitamins
Begin prenatal vitamins with folic acid at least 1 month before trying to conceive.
Frequently Asked Questions
Can GLP-1 medications affect fertility?
Interestingly, GLP-1 medications may improve fertility in women with obesity and PCOS by promoting weight loss, improving insulin sensitivity, and potentially restoring ovulatory cycles. However, the medications themselves should not be taken during active conception attempts.
Can weight loss from GLP-1 medications before pregnancy improve outcomes?
Yes. Achieving a healthier weight before conception reduces risks of gestational diabetes, preeclampsia, cesarean delivery, and large-for-gestational-age babies. Using GLP-1 therapy to reach a target weight before discontinuing for conception can be a valid medical strategy.
Medical Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting any medication or treatment program.
Sources & References
- Wilding JPH et al. Once-Weekly Semaglutide in Adults with Overweight or Obesity. NEJM 2021;384:989-1002.
- Jastreboff AM et al. Tirzepatide Once Weekly for the Treatment of Obesity. NEJM 2022;387:205-216.
- Lincoff AM et al. Semaglutide and Cardiovascular Outcomes in Obesity without Diabetes. NEJM 2023;389:2221-2232.
- FDA Prescribing Information for Wegovy (semaglutide) and Zepbound (tirzepatide).