For more than 20 years, I had the privilege of caring for pregnant moms and delivering over 1,500 babies. And I told nearly every one of them the same thing: “I do not want you to put up with any morning sickness.” Most of the time, using the simple, inexpensive plan below, we got there — and I rarely had to reach for a prescription. Below is my time-honored, patient-tested, and evidence based recipe.

Here’s the first thing to know. “Morning sickness” is a terrible name. Only about a third of women have nausea just in the morning. Another third feel worst in the afternoon or evening, and the final third feel queasy all day long. Whenever yours hits, the approach is the same.

What’s normal — and a bit of good news

Nausea and vomiting affect roughly 70% of pregnancies. Symptoms usually begin between 4 and 10 weeks and fade for most women by about 20 weeks. As miserable as it can be, mild to moderate nausea is generally a reassuring sign: studies link it with lower rates of miscarriage and other complications. So while I want to make you comfortable, a little queasiness early on is not something to fear.

When to call your doctor

Most morning sickness is mild and needs no testing. But check in with your physician if you have any of these, because they can point to something other than ordinary pregnancy nausea:

• Vomiting so severe you can’t keep fluids down, or signs of dehydration (dizziness, dark urine, little urination)
• Weight loss
• Nausea or vomiting that starts after about 9 weeks of pregnancy
• Fever, headache, belly pain, or any neurologic symptoms

The most severe form, called hyperemesis gravidarum, affects up to about 3% of pregnancies and sometimes requires IV fluids or a short hospital stay. It’s very treatable — but it needs your doctor’s help.

A quick self-check doctors now use is the PUQE score. Over a typical day, add up: how many hours you feel nauseated (1 = none, up to 5 = more than 6 hours), how many times you vomit (1 = none, up to 5 = seven or more), and how many times you dry-heave (same scale).

A total of 6 or less is mild, 7–12 is moderate, and 13 or more is severe. It’s a handy way to track whether your treatment is working.

Start here: food and habits

Before any medicine — even over-the-counter — start with the simple things:

• Eat small, frequent meals rather than three big ones. An empty stomach makes nausea worse.
• Favor foods that are bland, dry, or high in protein (crackers, toast, nuts, lean meats). Protein in particular seems to calm a queasy stomach.
• Avoid your triggers — and for many women, spicy and fatty foods are the worst offenders.
• If your prenatal vitamin’s iron turns your stomach, ask your doctor about pausing it for a few weeks (you can keep taking folate on its own).
• Ginger is worth a try. I was once cautious about it, but it’s now considered a reasonable first-line option. Ginger tea, ginger lollipops, or ginger-containing foods can ease nausea, though they’re less reliable for vomiting. Stick to food-grade ginger, since supplement quality varies.

My do-it-yourself recipe — the part readers come back for

If food changes aren’t enough, here is the plan that worked for the vast majority of my patients. It combines two safe, inexpensive ingredients you can buy without a prescription: vitamin B6 (pyridoxine) and doxylamine, an antihistamine.

First, a story that explains why this works so well. Decades ago there was a prescription drug called Bendectin — B6 plus doxylamine in one tablet — that was close to 100% effective. It was pulled from the U.S. market in 1983, not because it was unsafe, but because the manufacturer was being buried in lawsuits. Here’s the kicker: an FDA panel, more than 30 studies, the World Health Organization, and the March of Dimes all later cleared it. The lead expert witness against it was eventually found to have falsified his research and was disbarred. The drug never left Canada or Europe, and it’s now back in the U.S. by prescription as Diclegis and Bonjesta. Those brand-name versions can be expensive — which is exactly why the homemade version below is so appealing.

Since doxylamine causes drowsiness, build up slowly, moving to the next step only if the one before it isn’t doing the job. Give each step about two days.

1. B6 10–12.5 mg, three times a day.
2. B6 12.5 mg, four times a day.
3. B6 25 mg, three times a day.
4. Continue B6 25 mg three times a day, and add doxylamine 12.5 mg at bedtime.
5. Continue the B6, and take doxylamine 12.5 mg twice a day.
6. Continue the B6, and take doxylamine 12.5 mg three times a day.

A practical note on supplies: B6 is sold cheaply as scored 25 mg tablets you can snap in half. For doxylamine, the simplest source is a 25 mg over-the-counter sleep tablet (such as Unisom SleepTabs) — half a tablet is 12.5 mg.

Please don’t exceed 25 mg of B6 three times a day (75 mg total). Higher daily doses during pregnancy can, over time, irritate the nerves.

Once you find the dose that keeps the nausea away, hold there for a week or two, then walk back down the ladder to the lowest dose that still works. Many women are able to stop altogether after a few weeks.

If that’s still not enough

A small number of women need more, and that’s a conversation to have with your doctor. The good news is there are several safe, effective prescription options, used roughly in this order:

• Other antihistamines (such as dimenhydrinate or diphenhydramine)
• Dopamine-blocking medicines (promethazine or prochlorperazine)
• Metoclopramide (Reglan) or ondansetron (Zofran) — these two are about equally effective second-line choices

A word on ondansetron, since it’s the one patients ask about most. It’s a powerful anti-nausea drug, and current guidelines support it as a second-line option. There has been back-and-forth about a possible link to cleft lip or palate. The most recent guidance puts that risk in perspective: it may rise from about 11 to 14 cases per 10,000 births when used in the first trimester — a real but very small increase. Your doctor can help you weigh it.

For severe cases, doctors may add a short course of corticosteroids (generally avoided in the first 10 weeks) and, when needed, IV fluids in the office or hospital.

One thing I don’t recommend

Cannabis. Some women report it helps, but using it in pregnancy is linked to preterm delivery, slowed fetal growth, and possible long-term effects on the child. Until there’s far better safety evidence, it’s not worth the risk.

Let me know what works for you

If you give my recipe a try, leave a comment telling me and other readers which dose finally did the trick for you.

© Copyright WLL, INC. 2026. This blog provides healthcare tips and advice that you can trust about a wide variety of general health information only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment from your regular physician. If you are concerned about your health, take what you learn from this blog and meet with your personal doctor to discuss your concerns.