Get a Bactrim
Prescription Online

Get a new Bactrim prescription or refill your medication online.

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Available in 50 states. No insurance needed.

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How much does a visit to get a Bactrim prescription cost?

Physician Visit
One-time visit with a physician for diagnosis, treatment, Rx, labs, referrals, and doctor’s notes.
Copay or $129 without insurance.
24/7 virtual visits
See the first available physician, or schedule a visit with a physician you like.
Live customer support
Chat with our customer support whenever necessary. They are here for you 24/7.
Get a real doctor’s note
Get a doctor’s excuse and/or clearance for your school or work if needed.
100% treatment guarantee
You can request a refund after your visit if we are unable to provide care.
Having a visit does not guarantee a medication will be ordered or refilled. It is clinicians’ professional decision. It is prohibited by law to prescribe or refill controlled substances via virtual visits. Your provider may recommend follow-up care, including additional services that may not be included in visit price.

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Bactrim (Sulfamethoxazole and Trimethoprim)

Bactrim is a combination antibiotic that includes both sulfamethoxazole and trimethoprim as active ingredients. Antibiotics like sulfamethoxazole and trimethoprim treat a wide variety of infections caused by bacteria.

Bactrim is a medicine that is available only with a doctor’s prescription and is utilized in the treatment of ear infections, urinary tract infections, bronchitis, traveler’s diarrhea, shigellosis, and Pneumocystis jiroveci pneumonia.

Only infections that can be demonstrated or are confidently thought to have been caused by the susceptible bacteria should be treated with Bactrim, which is why it is important to seek medical advice either online or from your doctor. This will help prevent the development of bacteria that are resistant to other drugs and will also keep Bactrim from becoming less effective over time.

What is Bactrim Prescribed For?

Bactrim can be used to treat and prevent bacterial infections, such as ear infections, urinary tract infections, and other conditions as directed by your doctor. It achieves its effect by inhibiting the growth of bacteria. It is not recommended to use this for the treatment of any other kinds of infections. Adults and children older than 2 months are allowed to use it according to the instructions. It is available as a liquid.

How Does Bactrim Work?

Both sulfamethoxazole and trimethoprim prevent the formation of dihydrofolic acid and tetrahydrofolic acid, which are both significant steps in the formation of nucleic acids and proteins that are essential to many types of bacteria. Sulfamethoxazole stops bacteria from making dihydrofolic acid. Trimethoprim prevents the formation of tetrahydrofolic.

Antibiotics are the general name for the type of medication that Bactrim belongs to. The sulfamethoxazole component belongs to the class of medications known as sulfonamides, and the trimethoprim component belongs to the class of medications known as folic acid inhibitors. Together, these two components make up the sulfamethoxazole antibiotic.

What are the Side Effects of Bactrim?

Some of the common side effects of Bactrim may include gastrointestinal issues such as nausea, vomiting, loss of appetite, and skin rashes.

If you experience symptoms of an allergic reaction to Bactrim, such as hives, coughing, chest pain, shortness of breath, swelling in your face or throat, or swelling in your mouth or throat, you should seek immediate medical attention (fever, sore throat, burning eyes, skin pain, red or purple skin rash with blistering and peeling).

If you have a severe reaction to a drug that affects many different parts of your body, you should seek medical treatment. There is a possibility that you will experience the following symptoms: a rash on your skin, fever, swollen glands, joint pain, muscle aches, severe weakness, pale skin, unusual bruising, or yellowing of your eyes or skin.

How to Use Bactrim?

Take Bactrim precisely as directed by your healthcare provider. Read all of the medication guides or instruction sheets that come with your medication, and make sure to follow all of the directions that are printed on the prescription label.

Consume plenty of fluids to avoid developing kidney stones.

Antibiotic medicines can cause diarrhea. Notify your primary care physician if you experience diarrhea that is bloody or watery.

Continue taking Bactrim even if you experience a rapid improvement in your symptoms. It is possible that skipping doses will cause your infection to become resistant to the medication. Bactrim is not effective in treating infections caused by viruses (flu or a common cold).

You might need to have tests done on your blood and urine, and depending on the outcomes, your doctor might decide to stop giving you this medication.

Bactrim should be kept at room temperature and kept away from heat, moisture, and light. Do not refrigerate.

Frequently Asked Questions About Bactrim (Sulfamethoxazole/Trimethoprim)

What to Avoid While Using Bactrim?

Some medications, such as blood thinners (like warfarin), dofetilide, methenamine, and methotrexate, may have an adverse reaction when combined with this medication.

This product has the potential to disrupt certain laboratory procedures, which could result in inaccurate test results. Make sure the people working in the lab and all of your physicians are aware that you use this product.

Can You Get Bactrim Over-The-Counter (OTC)?

No, you cannot buy Bactrim or other antibiotics over the counter. Antibiotics are prescription medications that should only be taken under the supervision of a healthcare professional.

Can You Get a Bactrim Prescription Online?

Yes, you can obtain a prescription for Bactrim (trimethoprim/sulfamethoxazole) online through DrHouse. Our licensed physicians are able to conduct virtual consultations and prescribe Bactrim if deemed appropriate after reviewing your medical history and current condition.


For more detailed information about bactrim, you can refer to the following sources:


The content on this page has been medically reviewed for accuracy and comprehensiveness by Amy Dougherty, FNP-BC, AGAC 

Content on the DrHouse website is written by our medical content team and reviewed by qualified MDs, PhDs, NPs, and PharmDs. We follow strict content creation guidelines to ensure accurate medical information. However, this content is for informational purposes only and not a substitute for professional medical advice, diagnosis, or treatment. For more information read our medical disclaimer.

Always consult with your physician or other qualified health providers about medical concerns. Never disregard professional medical advice or delay seeking it based on what you read on this website.

If you are experiencing high fever (>103F/39.4C), shortness of breath, difficulty breathing, chest pain, heart palpitations, abnormal bruising, abnormal bleeding, extreme fatigue, dizziness, new weakness or paralysis, difficulty with speech, confusion, extreme pain in any body part, or inability to remain hydrated or keep down fluids or feel you may have any other life-threatening condition, please go to the emergency department or call 911 immediately.

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Frequently asked questions

  • Yes, you can get a new prescription or refill an existing one online through DrHouse. You just need to start a consultation with one of our licensed providers and they will be able to assess your needs and provide you with a prescription if necessary.

    Please note that the final decision always rests with the doctor based on their professional judgment and your health needs.

  • There are certain medications that cannot be prescribed online by DrHouse physicians due to safety reasons. These include controlled substances, such as opioids and other narcotics, as well as drugs with a high potential for abuse or dependence. DrHouse physicians also don’t prescribe Gabapentin, medical marijuana, muscle relaxants, and HRT medications.

  • With DrHouse getting a new prescription or a refill for your current Rx is a straightforward and quick process. All you need to do is follow a few easy steps:

    • Download the DrHouse telehealth app on your mobile device.
    • Create an account by providing basic information and medical history.
    • Start an on-demand virtual video consultation with one of our licensed physicians.
    • Discuss your medical needs and concerns with one of our physicians.
    • A doctor will review your medical history, symptoms, and current medications (if any) to determine if an online prescription is appropriate for you.
    • If a physician approves, they will electronically send a new prescription or refill request to the pharmacy of your choice.
    • Pick up your medication from the pharmacy.

    DrHouse makes it easy for you to get an online prescription from the comfort of your own home. No more waiting in line at the doctor’s office or pharmacy, and no need to take time off work to see a doctor. Our telehealth platform allows you to access quality medical care from anywhere with an internet connection.

    For more information about how our telehealth platform works visit our “How DrHouse Works” page.

  • During your virtual consultation with a DrHouse physician, you will have the opportunity to discuss your medical needs and concerns.

    The consultation will consist of a video call where a physician will assess your medical history and ask you questions about your symptoms and any other relevant information. This is to ensure that a physician has all the necessary information to make an informed decision about your prescription.

    You can also ask any questions or clarify any doubts you may have about your condition or medication. Our physicians are happy to address any concerns you may have.

    Once a physician has assessed your needs, they will determine if and what type of prescription is appropriate for you. If a new prescription or refill is approved, a doctor will send it electronically to your chosen pharmacy.

  • With our on-demand telehealth service, you have the opportunity to see the first available doctor in as little as 10 to 15 minutes. However, the exact consult time will depend on the complexity of your case and the thoroughness required by the healthcare provider to make an informed decision.

  • Absolutely, it is safe to get an online prescription from DrHouse. We are committed to ensuring the highest standards of patient safety and privacy.

    All our providers are highly qualified US-based physicians and often affiliated with major hospitals. They are board-certified and from the top U.S. medical schools with an average of 20 years of experience.

    We strictly adhere to HIPAA regulations, ensuring your personal and medical information is kept secure and confidential. Also, we comply with all applicable state and federal laws related to telehealth and the prescribing of medications.

    Therefore, you can rest assured knowing that your safety and privacy are our top priorities when you use DrHouse’s services.

  • DrHouse strives to provide accessible and affordable telehealth services. DrHouse urgent care, primary care, and specialist visits are $129 or your copay. This includes everything from your initial consultation through to the prescription of your medication.

    The cost of a doctor’s visit may be covered fully by your insurance. A typical copay is around $25. We recommend checking with your insurance provider to understand the extent of your coverage for telehealth services.

    To learn more about how much DrHouse costs, visit our pricing page

  • Yes, DrHouse accepts most major insurances, including Blue Cross Blue Shield, Aetna, and Medicare. The extent of coverage may vary depending on your individual plan.

  • Our physicians are able to prescribe up to a 90-day prescription without labs for any previously prescribed medication if it’s medically appropriate and is not classified as a controlled substance.

    DrHouse physicians also don’t prescribe Gabapentin, medical marijuana, muscle relaxants, and HRT medications.

    DrHouse physicians use their medical judgment to determine whether to prescribe and the duration.

    In certain cases, the prescription may be limited to 30 days or less. There also may be a 12-month cap for some prescriptions without labs. For medications requiring annual monitoring (such as blood work or imaging), the maximum prescription limit is 90 days within a year without labs.

    DrHouse physicians can refer patients to labs for longer prescription periods or refills.