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Medications and More during pregnancy and breastfeeding

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Fact Sheets

Answers to Your Frequently Asked Questions about Pregnancy & Breastfeeding Exposures

Our Fact Sheets answer frequently asked questions about many common exposures during pregnancy and breastfeeding, including medications, recreational substances, cosmetic treatments, health conditions, infections, vaccines, and more. Available in English and Spanish, our content summarizes available scientific information on whether people and their developing babies are at risk because of an exposure in their environment. Our Fact Sheets are meant for general information purposes and should not replace the advice of your healthcare provider.

Quick, easy-to-understand information on 250+ exposures and how they may impact pregnancy or breastfeeding

MotherToBaby Fact Sheets are listed below by category of exposure. All medications are listed by generic name. To locate the generic name of your medication, look for the ‘Active Ingredient’ listed on your medication bottle or packaging. Generic names can also commonly be found in parentheses after the medication’s brand name.

Our experts are constantly authoring and updating our database.. If our current collection does not include an exposure of interest to you, or if you have additional questions after reading a Fact Sheet, please contact our team so we can address your exposure.


Search Our Fact Sheets


Browse By Category

Cosmetic Treatments
Hair TreatmentsPDF | Español PDF
OnabotulinumtoxinA (Botox®)PDF | Español PDF
Self-tanners, Tanning Pills, Tanning BoothsPDF | Español PDF
Topical Acne TreatmentsPDF | Español PDF
Drugs & Substance Use
AlcoholPDF | Español PDF
Cigarette SmokePDF | Español PDF
CocainePDF | Español PDF
E-cigarettes (Vaping)PDF | Español PDF
HeroinPDF | Español PDF
Ketamine (Ketalar®)PDF | Español PDF
Lysergic Acid Diethylamide (LSD)PDF | Español PDF
Marijuana (Cannabis)PDF | Español PDF
MDMA (Molly, Ecstasy)PDF | Español PDF
MethamphetaminePDF | Español PDF
Opioids | NarcoticsPDF | Español PDF
Psilocybin mushrooms (“Magic Mushrooms”)PDF | Español PDF
Environment & Natural Disasters
Breastfeeding Following a Natural DisasterPDF | Español PDF
Carbon MonoxidePDF | Español PDF
DEET (N,N-ethyl-m-toluamide)PDF | Español PDF
LeadPDF | Español PDF
Methylmercury in FishPDF | Español PDF
MoldPDF | Español PDF
PaintPDF | Español PDF
Perchloroethylene (PCE)PDF | Español PDF
PesticidesPDF | Español PDF
Pregnancy and Natural DisastersPDF | Español PDF
Fetal Development
Critical Periods of DevelopmentPDF | Español PDF
Food & Beverages
AlcoholPDF | Español PDF
CaffeinePDF | Español PDF
CapsaicinPDF | Español PDF
Eating Raw, Undercooked, or Cold Meats and SeafoodPDF | Español PDF
Methylmercury in FishPDF | Español PDF
Health Conditions
Ankylosing SpondylitisPDF | Español PDF
AnxietyPDF | Español PDF
AsthmaPDF | Español PDF
Atopic Dermatitis | EczemaPDF | Español PDF
DepressionPDF | Español PDF
Fever | HyperthermiaPDF | Español PDF
Functional ConstipationPDF | Español PDF
Gaucher DiseasePDF | Español PDF
Gestational DiabetesPDF | Español PDF
High CholesterolPDF | Español PDF
Inflammatory Bowel DiseasePDF | Español PDF
LupusPDF | Español PDF
Multiple SclerosisPDF | Español PDF
Nausea and Vomiting of Pregnancy (NVP)PDF | Español PDF
ObesityPDF | Español PDF
Phenylketonuria (PKU)PDF | Español PDF
Pregnancy and Natural DisastersPDF | Español PDF
Pregnancy Study ParticipationPDF | Español PDF
Psoriasis and Psoriatic ArthritisPDF | Español PDF
Rheumatoid ArthritisPDF | Español PDF
StressPDF | Español PDF
TraumaPDF | Español PDF
Type 1 and Type 2 DiabetesPDF | Español PDF
Infections & Vaccines
COVID-19PDF | Español PDF
COVID-19 mRNA Vaccines (Moderna | Spikevax® and Pfizer | Comirnaty®)PDF | Español PDF
COVID-19 Protein Subunit Vaccine (Novavax)PDF | Español PDF
COVID-19 Viral Vector Vaccine (Janssen | Johnson & Johnson)PDF | Español PDF
Cytomegalovirus (CMV)PDF | Español PDF
Escherichia coli (E. coli)PDF | Español PDF
Fifth Disease (parvovirus B19)PDF | Español PDF
Hepatitis APDF | Español PDF
Hepatitis A VaccinePDF | Español PDF
Herpes Zoster (Shingles)PDF | Español PDF
HPV VaccinePDF | Español PDF
Listeria Infection (Listeriosis)PDF | Español PDF
Lymphocytic Choriomeningitis Virus (LCMV)PDF | Español PDF
MalariaPDF | Español PDF
Measles, Mumps, Rubella and the MMR VaccinePDF | Español PDF
Meningococcal Disease (Bacterial Meningitis) VaccinePDF | Español PDF
Monkeypox/Smallpox Vaccine (ACAM2000®)PDF | Español PDF
Monkeypox/Smallpox Vaccine (JYNNEOS™)PDF | Español PDF
Mpox (Monkeypox)PDF | Español PDF
Nirmatrelvir/Ritonavir (Paxlovid®)PDF | Español PDF
SalmonellaPDF | Español PDF
Seasonal Influenza (the Flu)PDF | Español PDF
Seasonal Influenza Vaccine (Flu Shot)PDF | Español PDF
Staphylococcus aureus (Staph infection)PDF | Español PDF
Tetanus, Diphtheria and Pertussis (Tdap) VaccinePDF | Español PDF
ToxoplasmosisPDF | Español PDF
VaccinesPDF | Español PDF
Varicella (Chickenpox) VaccinePDF | Español PDF
Varicella Infection (Chickenpox)PDF | Español PDF
VibrioPDF | Español PDF
West Nile Virus InfectionPDF | Español PDF
Zika VirusPDF | Español PDF
Medications
Abatacept (Orencia®)PDF | Español PDF
ACE InhibitorsPDF | Español PDF
Acetaminophen (Paracetamol)PDF | Español PDF
Acyclovir (Zovirax®) | Valacyclovir (Valtrex®)PDF | Español PDF
Adalimumab (Humira®)PDF | Español PDF
AlbuterolPDF | Español PDF
Alirocumab (Praluent®)PDF | Español PDF
AlprazolamPDF | Español PDF
AmitriptylinePDF | Español PDF
Amoxicillin and Clavulanic AcidPDF | Español PDF
Antiviral Medications to Prevent/Treat Influenza (the Flu)PDF | Español PDF
Apremilast (Otezla®)PDF | Español PDF
AripiprazolePDF | Español PDF
Atenolol (Tenormin®)PDF | Español PDF
Atomoxetine (Strattera®)PDF | Español PDF
Azathioprine | 6-mercaptopurinePDF | Español PDF
AzelastinePDF | Español PDF
BaclofenPDF | Español PDF
Belimumab (Benlysta®)PDF | Español PDF
Benralizumab (Fasenra®)PDF | Español PDF
BenzocainePDF | Español PDF
Beta BlockersPDF | Español PDF
BuprenorphinePDF | Español PDF
Bupropion (Wellbutrin®)PDF | Español PDF
Calcium CarbonatePDF | Español PDF
CapsaicinPDF | Español PDF
CarbamazepinePDF | Español PDF
CarisoprodolPDF | Español PDF
Certolizumab Pegol (Cimzia®)PDF | Español PDF
CetirizinePDF | Español PDF
ChemotherapyPDF | Español PDF
Chlordiazepoxide (Librium®)PDF | Español PDF
ChlorpheniraminePDF | Español PDF
Ciprofloxacin (Cipro®)PDF | Español PDF
Citalopram | Escitalopram (Celexa® | Lexapro®)PDF | Español PDF
ClindamycinPDF | Español PDF
Clonazepam (Klonopin®)PDF | Español PDF
ClonidinePDF | Español PDF
ClorazepatePDF | Español PDF
CodeinePDF | Español PDF
Copolymer 1 (Glatiramer acetate; Glatiramer)PDF | Español PDF
Depot Medroxyprogesterone Acetate (Depo Provera®)PDF | Español PDF
Desipramine (Norpramin®, Pertofrane®)PDF | Español PDF
DextroamphetaminePDF | Español PDF
DextromethorphanPDF | Español PDF
Diazepam (Valium®)PDF | Español PDF
Dimethyl FumaratePDF | Español PDF
DiphenhydraminePDF | Español PDF
Docusate SodiumPDF | Español PDF
DoxepinPDF | Español PDF
Doxylamine succinate-pyridoxine hydrochloridePDF | Español PDF
Duloxetine (Cymbalta®)PDF | Español PDF
Dupilumab (Dupixent®)PDF | Español PDF
ErythromycinPDF | Español PDF
Estazolam (Prosom®)PDF | Español PDF
Etanercept (Enbrel®)PDF | Español PDF
Evolocumab (Repatha®)PDF | Español PDF
FamotidinePDF | Español PDF
FentanylPDF | Español PDF
FexofenadinePDF | Español PDF
FinasteridePDF | Español PDF
Fluconazole (Diflucan®)PDF | Español PDF
Fluoxetine (Prozac®)PDF | Español PDF
Fluphenazine (Prolixin®, Permitil®)PDF | Español PDF
Flurazepam (Dalmane®)PDF | Español PDF
Formoterol (Eformoterol)PDF | Español PDF
GabapentinPDF | Español PDF
General AnesthesiaPDF | Español PDF
GuaifenesinPDF | Español PDF
Guanfacine (Intuniv®, Tenex®)PDF | Español PDF
Guselkumab (Tremfya®)PDF | Español PDF
Haloperidol (Haldol®)PDF | Español PDF
HydrocodonePDF | Español PDF
Hydromorphone (Dilaudid®)PDF | Español PDF
Hydroxychloroquine (Plaquenil®)PDF | Español PDF
IbuprofenPDF | Español PDF
Imipramine (Tofranil®)PDF | Español PDF
Infliximab (Remicade®)PDF | Español PDF
Inhaled Corticosteroids (ICSs)PDF | Español PDF
Iodine-131PDF | Español PDF
Isotretinoin (Accutane®)PDF | Español PDF
Ketamine (Ketalar®)PDF | Español PDF
LabetalolPDF | Español PDF
Lamotrigine (Lamictal®)PDF | Español PDF
LaxativesPDF | Español PDF
Leflunomide (Arava®)PDF | Español PDF
Levonorgestrel (Plan B One-Step®)PDF | Español PDF
LidocainePDF | Español PDF
LisinoprilPDF | Español PDF
LithiumPDF | Español PDF
Loratadine (Claritin®)PDF | Español PDF
LorazepamPDF | Español PDF
Losartan (Cozaar®)PDF | Español PDF
Low Dose AspirinPDF | Español PDF
LoxapinePDF | Español PDF
Lurasidone (Latuda®)PDF | Español PDF
MeclizinePDF | Español PDF
Mepolizumab (Nucala®)PDF | Español PDF
MesalaminePDF | Español PDF
Metformin (Glucophage®)PDF | Español PDF
MethadonePDF | Español PDF
MethotrexatePDF | Español PDF
Methylphenidate (Ritalin®)PDF | Español PDF
MetoclopramidePDF | Español PDF
MetoprololPDF | Español PDF
Metronidazole (Flagyl®)PDF | Español PDF
Miconazole | ClotrimazolePDF | Español PDF
MidazolamPDF | Español PDF
MifepristonePDF | Español PDF
MiglustatPDF | Español PDF
Mirtazapine (Remeron®)PDF | Español PDF
Misoprostol (Cytotec®)PDF | Español PDF
MolnupiravirPDF | Español PDF
Montelukast (Singulair®)PDF | Español PDF
MorphinePDF | Español PDF
Mycophenolate (Cellcept®)PDF | Español PDF
NaloxonePDF | Español PDF
Naproxen (Aleve®)PDF | Español PDF
Natalizumab (Tysabri®)PDF | Español PDF
NefazodonePDF | Español PDF
NifedipinePDF | Español PDF
Nirmatrelvir/Ritonavir (Paxlovid®)PDF | Español PDF
NortriptylinePDF | Español PDF
Ofatumumab (Kesimpta®, Arzerra®)PDF | Español PDF
Olanzapine (Zyprexa®)PDF | Español PDF
Omeprazole | EsomeprazolePDF | Español PDF
OnabotulinumtoxinA (Botox®)PDF | Español PDF
Ondansetron (Zofran®)PDF | Español PDF
Opioids | NarcoticsPDF | Español PDF
Oxcarbazepine (Trileptal®, Oxtellar XR®)PDF | Español PDF
OxycodonePDF | Español PDF
OxymetazolinePDF | Español PDF
ParoxetinePDF | Español PDF
PheniraminePDF | Español PDF
PhenterminePDF | Español PDF
PhenylephrinePDF | Español PDF
Prednisone | PrednisolonePDF | Español PDF
Pregnancy Study ParticipationPDF | Español PDF
PrilocainePDF | Español PDF
Progesterone and ProgestinsPDF | Español PDF
Promethazine (Phenergan®)PDF | Español PDF
PropranololPDF | Español PDF
Propylthiouracil (PTU)PDF | Español PDF
Proton Pump InhibitorsPDF | Español PDF
Prucalopride (Motegrity®)PDF | Español PDF
Pseudoephedrine (Sudafed®)PDF | Español PDF
Quetiapine (Seroquel®)PDF | Español PDF
Remdesivir (Veklury®)PDF | Español PDF
Risperidone (Risperdal®)PDF | Español PDF
Salmeterol (Serevent Diskus®)PDF | Español PDF
Sarilumab (Kevzara®)PDF | Español PDF
SelegilinePDF | Español PDF
Sertraline (Zoloft®)PDF | Español PDF
Siponimod (Mayzent®)PDF | Español PDF
StatinsPDF | Español PDF
Sulfamethoxazole | Trimethoprim (Bactrim® or Septra®)PDF | Español PDF
SumatriptanPDF | Español PDF
Temazepam (Restoril®)PDF | Español PDF
Teriflunomide (Aubagio®)PDF | Español PDF
TetracyclinePDF | Español PDF
ThalidomidePDF | Español PDF
Tildrakizumab (Ilumya®)PDF | Español PDF
Tocilizumab (Actemra®)PDF | Español PDF
Tofacitinib (Xeljanz®, Xeljanz XR®)PDF | Español PDF
Topical Acne TreatmentsPDF | Español PDF
Topical CorticosteroidsPDF | Español PDF
Topical TretinoinPDF | Español PDF
Topiramate (Topamax®)PDF | Español PDF
Tralokinumab (Adbry ®)PDF | Español PDF
TramadolPDF | Español PDF
TrazodonePDF | Español PDF
Triazolam (Halcion®)PDF | Español PDF
Ustekinumab (Stelara®)PDF | Español PDF
Valproic AcidPDF | Español PDF
Vedolizumab (Entyvio®)PDF | Español PDF
Venlafaxine (Effexor®)PDF | Español PDF
Ziprasidone (Geodon®)PDF | Español PDF
ZolpidemPDF | Español PDF
Other Common Exposures
CapsaicinPDF | Español PDF
DEET (N,N-ethyl-m-toluamide)PDF | Español PDF
ExercisePDF | Español PDF
Insect RepellentsPDF | Español PDF
LeadPDF | Español PDF
Lice and ScabiesPDF | Español PDF
Magnetic Resonance Imaging (MRI)PDF | Español PDF
PesticidesPDF | Español PDF
StressPDF | Español PDF
TraumaPDF | Español PDF
Paternal Exposures
Paternal ExposuresPDF | Español PDF
Research
Ankylosing SpondylitisPDF | Español PDF
AsthmaPDF | Español PDF
Atopic Dermatitis | EczemaPDF | Español PDF
Belimumab (Benlysta®)PDF | Español PDF
Benralizumab (Fasenra®)PDF | Español PDF
Certolizumab Pegol (Cimzia®)PDF | Español PDF
Guselkumab (Tremfya®)PDF | Español PDF
Inflammatory Bowel DiseasePDF | Español PDF
Leflunomide (Arava®)PDF | Español PDF
Multiple SclerosisPDF | Español PDF
Mycophenolate (Cellcept®)PDF | Español PDF
Natalizumab (Tysabri®)PDF | Español PDF
Pregnancy Study ParticipationPDF | Español PDF
Prucalopride (Motegrity®)PDF | Español PDF
Psoriasis and Psoriatic ArthritisPDF | Español PDF
Research Study ParticipationPDF | Español PDF
Rheumatoid ArthritisPDF | Español PDF
Sarilumab (Kevzara®)PDF | Español PDF
Siponimod (Mayzent®)PDF | Español PDF
Teriflunomide (Aubagio®)PDF | Español PDF
Tetanus, Diphtheria and Pertussis (Tdap) VaccinePDF | Español PDF
Tildrakizumab (Ilumya®)PDF | Español PDF
Tocilizumab (Actemra®)PDF | Español PDF
Vitamins, Minerals, & Supplements
CapsaicinPDF | Español PDF
Echinacea PreparationsPDF | Español PDF
Folic Acid | FolatePDF | Español PDF
GingerPDF | Español PDF
Herbal ProductsPDF | Español PDF
IodinePDF | Español PDF
MelatoninPDF | Español PDF
St. John’s WortPDF | Español PDF
Vitamin CPDF | Español PDF
Workplace Exposures
Carbon MonoxidePDF | Español PDF
Cytomegalovirus (CMV)PDF | Español PDF
Hepatitis APDF | Español PDF
Ionizing Radiation in the WorkplacePDF | Español PDF
Lice and ScabiesPDF | Español PDF
MoldPDF | Español PDF
PaintPDF | Español PDF
Perchloroethylene (PCE)PDF | Español PDF
PesticidesPDF | Español PDF
Reproductive Hazards of the Workplace: Tips for Job SafetyPDF | Español PDF
ToxoplasmosisPDF | Español PDF
Working as a Veterinarian or Veterinarian TechnicianPDF | Español PDF
Working in a Dental OfficePDF | Español PDF
Working in a Nail SalonPDF | Español PDF

Read Our Blogs

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Explore our ongoing pregnancy studies by health condition or medication to find the right one for you.

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