Morning Sickness Treatment in NYC

Medically reviewed by Dr. Robyn Glessner, DO, Medical Director, board-certified emergency room physician. Updated October 2026.

Morning sickness or hyperemesis gravidarum?

Most pregnancy nausea is morning sickness: miserable, but you can still keep some food and fluids down and your weight holds. Hyperemesis gravidarum (HG) is the severe end of the same spectrum, where vomiting causes dehydration, weight loss, and the inability to keep medication down. We treat both. If you are at the severe end, our hyperemesis gravidarum treatment center in NYC is the right page, and our guides to HG symptoms and the HELP score and morning sickness vs hyperemesis show where the line sits.

How we treat morning sickness, step by step

We follow the treatment ladder in the American College of Obstetricians and Gynecologists guidance, starting with the safest options and stepping up only as far as you need.

• Step 1, vitamins. Vitamin B6 (pyridoxine) is the starting point for most women, and for many it is enough.
• Step 2, antihistamines. Doxylamine (Unisom), on its own or combined with vitamin B6 as Diclegis or Bonjesta, is the first-line prescription option in the ACOG guidance.
• Step 3, anti-emetics. When the first two steps are not enough, we add a prescription anti-nausea medication such as ondansetron (Zofran), chosen with your history in mind, and we talk through the safety data with you.
• Step 4, IV fluids with vitamins. When you cannot keep liquids down, IV hydration restores fluids and electrolytes in one visit, with anti-nausea medication given through the same line and thiamine (vitamin B1) replaced when vomiting has gone on for a while.
• Step 5, nutrition and a plan that goes home with you. Iron and nutrition support, including iron infusions when stores are low, plus food and timing strategies that work around your nausea.

Treatment is individualized. Every step is adjusted to your HELP score and how you respond, and follow-up is as often as you need it: some patients come in daily for a stretch, others once a week or once a month.

IV fluids for morning sickness

IV hydration is the fastest way to feel human again when nothing stays down. The bag contains fluids and electrolytes, with B vitamins including thiamine and anti-nausea medication added as your plan calls for. Most infusions take about 45 to 60 minutes in a reclining chair in our infusion suite, and most patients feel the difference before they leave. Our post on IV therapy for pregnancy nausea explains what to expect.

When to come in today

Book a same-day visit, rather than waiting for your next OB appointment, if any of these apply:

• You have not kept fluids down for 12 hours.
• You have lost any weight since becoming pregnant.
• Your urine is dark, you are urinating much less than usual, or you feel dizzy when you stand.
• Your medication is not staying down.
• Nausea is new after week 9, which calls for an exam and labs rather than reassurance alone.

If nausea appears for the first time in the third trimester alongside a headache, pain under your ribs, or sudden swelling, call your OB/GYN or come in for a same-day visit.

Pregnancy sickness between visits

Pregnancy sickness, as it is called in the UK, is easier to manage with a few habits: small amounts of food every two to three hours, protein before bed, fluids sipped between meals rather than with them, and cold or bland foods when smells set you off. Our HG dietary guide has the full list. If nausea is affecting your job, our guide to your rights at work covers accommodations and leave.

Insurance and cost

Yes, we are able to work with most commercial insurance plans. If we are out of your network, we also have self-pay pricing. We can treat any hyperemesis gravidarum patient regardless of insurance coverage. We accept HSA and FSA cards. Details are on our insurance and pricing page.

Morning sickness treatment FAQs

Do I need a referral?

No. You can book a same-day or next-day visit directly online, or call or text us.

Do I have to be vomiting to be seen?

No. Nausea that keeps you from eating or drinking normally is reason enough, with or without vomiting.

Can I come before my first OB/GYN visit?

Yes. Many patients see us in the weeks before their first prenatal appointment. We send a summary of your treatment to your OB.

Is nausea medication safe in pregnancy?

Vitamin B6 and doxylamine have decades of safety data and are recommended first by ACOG. For prescription anti-emetics such as ondansetron (Zofran), we walk you through the evidence so the decision is yours and informed.

How fast do IV fluids work?

Most patients feel noticeably better during or right after the infusion, which takes about 45 to 60 minutes.

How often can I come?

As often as your symptoms need. Treatment is individualized: some patients come in daily for a stretch, others once a week or once a month.

Do you treat hyperemesis gravidarum too?

Yes. Materna is a hyperemesis gravidarum treatment center. Our HG treatment page explains what severe-nausea care looks like.

Book a same-day morning sickness visit at Materna in the West Village.