Urgent Care
Specialty Care
Labs
Membership Plans
About Us
Support

LifeMD+

Learn why LifeMD+ can positively change your healthcare experience

Main Menu

No results found. Try a different search.

Get Sulfamethoxazole and Trimethoprim DS Online

  • A prescription medication
  • Treats infections caused by bacteria and parasites
  • Available as brand name Bactrim™, Septra
4.9
745,000+ Patients Served
What is sulfamethoxazole and trimethoprim DS?

Bactrim DS and Septra DS are combination medications that contain the active ingredients sulfamethoxazole and trimethoprim DS. They are prescribed to treat bacterial infections. This medication is available as a tablet and liquid.

How does sulfamethoxazole and trimethoprim DS work?

Sulfamethoxazole and trimethoprim DS work by reducing the presence of harmful bacteria.

How do I know if I qualify for sulfamethoxazole and trimethoprim DS?

You may qualify for sulfamethoxazole and trimethoprim DS if you have a bacterial infection.

How LifeMD works


step 1

Book an appointment

Schedule a visit with a board-certified doctor at a time that works best for you.

step 2

Get the answers you need

Receive quality care, from diagnosis and prescriptions to lab orders and more.

step 3

Enjoy 24/7 peace of mind

Rest easy knowing that LifeMD is here for all your primary, urgent, and chronic health needs.

Save 90% Off Labs & Prescriptions

Meet our expert


My approach to healthcare is grounded in listening, education, and empowering patients to take an active role in their wellness.

I believe virtual care expands access and allows me to support patients with the same compassion and clinical excellence as an in-person visit. My goal is always to meet patients where they are and guide them toward safe, personalized, sustainable health outcomes.

Dina Whiteaker

APRN

Frequently
Asked
Questions

What is the proper dosage for sulfamethoxazole and trimethoprim DS?

A healthcare provider can help you determine the appropriate dosage of sulfamethoxazole and trimethoprim DS. If needed, a healthcare provider may gradually increase your dosage.

What should you do if you miss a dose?

Health experts do not recommend taking more than one dose within a 24 hour period. If you miss a dose, skip it and continue with your regular dosing schedule.

Who shouldn’t take sulfamethoxazole and trimethoprim DS?

A healthcare provider may not recommend sulfamethoxazole and trimethoprim DS if you have the following:

  • History of low platelets
  • Anemia
  • Severe liver disease
  • Kidney disease

As with any medication, it’s possible to be allergic to sulfamethoxazole and trimethoprim DS. Let a healthcare provider know if you experience any allergy symptoms while taking sulfamethoxazole and trimethoprim DS.

Do sulfamethoxazole and trimethoprim DS interact with any food or drink?

There are no known food interactions between sulfamethoxazole and trimethoprim DS.

Can you take sulfamethoxazole and trimethoprim DS while pregnant?

Be sure to let a healthcare provider know if you are pregnant or plan on becoming pregnant before starting sulfamethoxazole and trimethoprim DS. Taking sulfamethoxazole and trimethoprim DS while pregnant or breastfeeding may harm an unborn child.

Can you drink alcohol while taking sulfamethoxazole and trimethoprim DS?

Health experts do not recommend drinking alcohol while taking sulfamethoxazole and trimethoprim DS. Drinking too much alcohol while taking sulfamethoxazole and trimethoprim DS may increase your risks of side effects.

What are the most common side effects of sulfamethoxazole and trimethoprim DS?

You may experience the following side effects while taking sulfamethoxazole and trimethoprim DS:

  • Nausea
  • Vomiting
  • Coughing
  • Rashes
What are the potential severe side effects of sulfamethoxazole and trimethoprim DS?

While taking sulfamethoxazole and trimethoprim DS, you may experience the following severe side effects:

  • Diarrhea
  • Loss of appetite
  • Seizures
  • Jaundice
  • Swelling
  • Trouble breathing
  • Joint pain

Reach out for emergency assistance if you experience any severe side effects while taking sulfamethoxazole and trimethoprim DS.

Does sulfamethoxazole and trimethoprim DS interact with any other medications?

Sulfamethoxazole and trimethoprim DS may interact with the following medications:

  • Diuretics
  • ACE inhibitors
  • Amantadine
  • Digoxin
  • Leucovorin

Be sure to let a healthcare provider know about all of the medications and supplements you are taking before starting sulfamethoxazole and trimethoprim DS.

Can you overdose on sulfamethoxazole and trimethoprim DS?

It’s possible to overdose on sulfamethoxazole and trimethoprim DS. Be sure to seek emergency assistance if you believe you or someone you know may have overdosed on sulfamethoxazole and trimethoprim DS.

Do you have to drink water while taking sulfamethoxazole and trimethoprim DS?

It’s important to drink plenty of water when taking sulfamethoxazole and trimethoprim DS tablets.

How quickly does sulfamethoxazole and trimethoprim DS work in your system?

Sulfamethoxazole and trimethoprim DS may begin working within the first few hours of taking the medication, but you may not see results until weeks later.

Can LifeMD prescribe sulfamethoxazole and trimethoprim DS?

Yes! With LifeMD, you can connect with a licensed healthcare provider from the comfort of your home within an hour. If appropriate, your provider may prescribe a medication and send it directly to your local pharmacy.

For even more flexibility, a LifeMD+ membership gives you 24/7 access to care, same-day prescription refills, exclusive wellness perks, and easy access to lab testing — all designed to make managing your health simple and stress-free.

Skip the waiting room. Join LifeMD and take control of your health today.