Get Zofran (Ondansetron) prescription online
Ondansetron (Zofran) is a prescription medication for treating vomiting and nausea due to chemotherapy, radiation therapy, or surgery. You can get a Zofran prescription online by connecting with licensed physicians at Your Doctors Online. An online doctor will ask you to describe your symptoms and determine the best course of treatment for you.
- No waiting time and appointments required
- Get connected within 5 minutes
- Private doctor consultations
- Serving across the US and Canada
Trusted by millions for instant online care
Over 500,000+ Patients
5-star Doctor Ratings
4.8 Rating
20k+ App Reviews
4.6 Rating
1k+ Trustpilot Reviews
Get Zofran online from a 24/7 virtual walk-in clinic
When you choose Your Doctors Online, you’re just one click away from the best virtual primary care services.
Affordable subscription plans
Patients can subscribe to monthly, quarterly, and yearly plans and get health checkups, prescriptions, and more at affordable rates from anywhere.
Same-day prescription pickup
The Zofran prescription is sent to the pharmacy within 30 minutes, so you can pick it up the same day.
Real-time prescription tracking
Track every step of your virtual visit from the doctor’s approval to prescription arrival at your local pharmacy.
How to get Zofran prescription online?
Just follow these three steps to request an online prescription for Zofran:
Become a member
Register online, pay, and briefly describe your medical issue to get started.
Chat with a doctor
A licensed healthcare provider will evaluate you via chat, audio, or video and determine whether you need a new prescription, refill, or dosage adjustments.
Buy Zofran from the pharmacy
Your prescription is sent to your chosen pharmacy. Verify patient identity and buy Zofran from the pharmacy counter.
What is Zofran (Ondansetron)?
Ondansetron, available as Zofran, is a prescription-only medication for treating nausea or vomiting in patients recovering from surgery or undergoing chemotherapy or radiation therapy for cancer. You might consider treatment if you have the following signs or symptoms:
- Unpleasant feeling in the stomach
- Vomit-like feeling
Ondansetron dosage forms and strengths
The dosage and use will depend on the condition you are being treated for. Zofran may be given in the form of an injection in an emergency setup or severe cases. At our telehealth platform, an Ondansetron prescription might be provided in the following dosage form and strengths:
- Oral tablets: 4 mg, 8 mg, 24 mg
- Oral disintegrating tablets: 4 mg, 8 mg, 16 mg
- Oral solution: 4 mg/5 mL
Side effects
The most common side effects of Zofran may include:
- Constipation
- Headache
- Fatigue
- Diarrhea
Important information about Zofran (Ondansetron)
If you have been prescribed Ondansetron online, you should be aware of the following:
- Experiencing irregular heartbeats is a severe side effect and must be reported to a doctor, as the drug may cause QT prolongation.
- Zofran prescription tablets should be prescribed with caution as they can cause serotonin syndrome, seizures, bronchospasm and cardiac abnormalities.
- Hypersensitivity may occur with Ondansetron or any components of the formulation. Discontinue immediately and inform your doctor.
Meet our healthcare professionals
Dr. Asim Cheema
Internal Medicine
Dr. Cheema is a distinguished, board-certified Cardiology and Internal Medicine specialist who brings nearly 30+ years of extensive clinical experience to his practice. A proud graduate of Nishtar Medical College, he has been operating as an independent practitioner since 2001. He focuses on the diagnosis, management, and long-term care of complex cardiovascular and internal medicine conditions.
Dr. Marsha Dunkley
Family Medicine
Dr. Marsha Dunkley has been committed to providing compassionate, comprehensive medical care to patients across a broad spectrum of health concerns for more than five years. Her clinical experience spans both chronic conditions such as diabetes, hypertension, and high cholesterol and acute illnesses, including the common cold, seasonal allergies, influenza, and COVID-19.
Dr. Sohail Cheema
Pediatrics
Dr. Sohail Cheema is a seasoned pediatrician with 30+ years of experience. A 1987 graduate of Nishtar Medical College, he’s recognized for patient-centered care and clear communication. He's a member of the Royal College of Physicians (UK & Ireland) and certified in Ontario. He practices at Halton Healthcare – Georgetown and St. Michael’s Hospital in Toronto.
Dr. Stotland Mitchell
Occupational Medicine
Dr. Stotland Mitchell is a board-certified Occupational Medicine physician with 5+ years of experience. He provides virtual care across all U.S. states and D.C., blending allopathic medicine with public health insights. His approach focuses on rapid symptom relief and long-term prevention, often resulting in faster recovery and improved health outcomes for his patients.
Dr. Mandy Leideman
Internal Medicine
Dr. Leideman is an internal medicine physician with 30+ years of experience, currently focused on long-term care and chronic disease prevention. Known for her ethical, research-based approach, she holds certifications in human research ethics. A graduate of UWO and U of T, she completed residency at St. Joseph’s and remains active in research and professional medical organizations.
Dr. Kieran Kettyls
Family Medicine
Dr. Kieran Kettyls is a compassionate family physician specializing in bariatric medicine, women’s health, and in-office procedures. Trained in Grenada, New York, and New Jersey, he provides care including PRP, viscosupplementation, vasectomies, and cyst removals. He founded an AHS-covered weight loss program focused on sustainable outcomes and delivers personalized, results-driven care.
FAQs about Zofran prescription online
Is Ondansetron a prescription-only drug?
Yes, Ondansetron (Zofran) a prescription-only medication. You must obtain a prescription from a board-certified healthcare professional whether in-person or online.
Can you buy Zofran over the counter?
No. You can not buy Zofran (Ondansetron) over the counter. However, once you consult a physician at Your Doctors Online, we will provide a Zofran prescription. Get it refilled at your nearest pharmacy without any inconvenience.
Are Ondansetron and Zofran the same drug?
Yes. Zofran is the brand name for Ondansetron and is the same medicine.
How does Zofran work?
Zofran prescription medication contains Ondansetron hydrochloride, a 5-HT3 receptor antagonist, that binds to the receptors in the central and peripheral nervous system. Upon binding, it blocks the action of serotonin, a natural substance that may cause nausea and vomiting.
Is Zofran the strongest nausea medicine?
Zofran is a very effective medicine in managing emesis (nausea and vomiting) when compared to Phenergan (Promethazine) or Reglan (Metoclopramide). It has a better safety and side effect profile, particularly with fewer sedative effects and less risk of extrapyramidal symptoms.
How many mg of Zofran should I take for nausea?
4 to 8 mg of Zofran as a single or multiple doses may be prescribed to treat acute vomiting.
Is Zofran safe during pregnancy?
While the use is generally safe in all trimesters, studies are currently being done to evaluate the effects of Ondansetron exposure in early pregnancy. Healthcare providers usually prescribe Zofran as a last treatment option for morning sickness during pregnancy and to treat postoperative nausea and vomiting.
When should Zofran be avoided?
If you have an allergy to Ondansetron or drugs from the same class, you should avoid Zofran. Furthermore, individuals with certain rhythmic heart conditions should inform their doctors.
What is a safer alternative to Zofran?
If you’re looking for a safer alternative, you might consult a doctor for a Dimenhydrinate prescription online to help treat nausea caused by various reasons.
How often can you take Zofran?
Zofran can be taken as needed every 8 hours, depending on the dosage.
How can I refill my Zofran prescription?
For a refill, you will require proof of an Ondansetron prescription from the past. You can get your Zofran online prescription by consulting our online doctor at Your Doctors online. Your prescription will be faxed to the pharmacy of your choice.
How long does Zofran take to work?
Zofran starts working within 30 minutes after taking your pill. For most people, nausea and vomiting relief occurs shortly after taking the medication.
Does Zofran stop nausea immediately?
After taking your initial dose, Zofran helps relieve nausea in less than 30 minutes.
When should I take Zofran for vomiting?
For nausea associated with meals, you should take the medicine 30 minutes to 1 hour before eating. For chemotherapy, it is advisable to take it 30 minutes prior to the treatment.
What happens if I take too much Zofran?
An overdose can result in irregular heartbeats, liver failure, kidney failure, or serotonin syndrome (in combination with other medications). Please seek immediate medical attention if that is the case.
Is Zofran dangerous?
No. It’s usually not dangerous as long as you consult a licensed physician for proper health assessment instead of buying Zofran online.
