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updates | July 09, 2026

What's the side effects of Bactrim?

What Are Side Effects of Bactrim?

  • loss of appetite,
  • nausea,
  • vomiting,
  • painful or swollen tongue,
  • dizziness,
  • spinning sensation,
  • ringing in your ears,
  • tiredness, or.

How does bactrim make you feel?

Nausea, vomiting, diarrhea, and loss of appetite may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects.

What is Bactrim prescribed for?

This medication is a combination of two antibiotics: sulfamethoxazole and trimethoprim. It is used to treat a wide variety of bacterial infections (such as middle ear, urine, respiratory, and intestinal infections). It is also used to prevent and treat a certain type of pneumonia (pneumocystis-type).

Can Bactrim make you sick?

Bactrim DS Tablet can cause nausea, vomiting, stomach pain, loss of appetite, headache, and other side effects. It is recommended that you eat a safe balanced diet and drink plenty of water to prevent any harmful side effects. Contact your doctor right away if any of the side effects escalate.

How common are side effects of Bactrim?

The rashes and fixed drug eruptions occur in about 3% of patients, the researchers reported, and are some of the most common adverse effects of the drug.

30 related questions found

Can Bactrim make you feel weird?

SIDE EFFECTS: Nausea, vomiting, diarrhea, and loss of appetite may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

What foods should I avoid while taking Bactrim?

What drugs and food should I avoid while taking Bactrim (Sulfamethoxazole and Trimethoprim Oral/Injection)? If you use the injection form of this medicine, do not eat or drink anything that contains propylene glycol (an ingredient in many processed foods, soft drinks, and medicines). Dangerous effects could occur.

Who should not take Bactrim?

May not be suitable for some people including those with kidney or liver disease, folate deficiency (the elderly, chronic alcoholics, people taking anticonvulsants are at risk of folate deficiency), glucose-6-phosphate deficiency, porphyria, severe allergies, thyroid dysfunction, or bronchial asthma.

Is Bactrim stronger than amoxicillin?

2. Is Bactrim stronger than Amoxicillin? Yes. Amoxicillin is an antibiotic belonging to the drug class group penicillin used to treat bacterial infections.

Is Bactrim safe?

Yes, Bactrim DS contains sulfamethoxazole and trimethoprim. It is in no way related to Penicillin. It is safe to take if you are allergic to Penicillin. Bactrim DS is an antibiotic and belongs to a drug class called sulfonamides.

Is Bactrim a good antibiotic?

Bactrim, Septra (sulfamethoxazole/trimethoprim) Bactrim (sulfamethoxazole / trimethoprim) is good for treating many bacterial infections and is available as a cheap generic.

Can I stop taking Bactrim after 3 days?

To help clear up your infection completely, keep using this medicine for the full time of treatment, even if you begin to feel better after a few days. If you stop taking this medicine too soon, your symptoms may return.

How long after taking Bactrim Will I feel better?

The full course of Bactrim prescribed by your doctor should be taken, even if you feel better after a few days. This will help clear your infection completely. If your symptoms do not improve within a few days, or if they become worse, let your doctor know.

What pain reliever can I take with Bactrim?

Interactions between your drugs

No interactions were found between Bactrim and ibuprofen. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.

Can you take Tylenol with Bactrim?

Interactions between your drugs

No interactions were found between Bactrim and Tylenol. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.

Can Bactrim clear up a UTI?

Trimethoprim/sulfamethoxazole (Bactrim, Septra)

TMP/SMX works well for UTI treatment in general.

How long do side effects of Bactrim last?

Tremor and other neurological manifestations (e.g., ataxia, ankle clonus, apathy) occurred during therapy with this drug in several patients with AIDS; although such effects have also been associated with the underlying disease process, these symptoms resolved within 2 to 3 days after stopping this drug.

Is Bactrim good for sinus infection?

Bactrim and tetracycline are older medications which do not routinely cover the broad-spectrum of bacteria that may grow in the sinuses. However, they may have occasional use for patients with infections caused by known, resistant bacteria.

Can Bactrim hurt your kidneys?

The antibiotic Bactrim is frequently associated with an increase in creatinine shortly after starting it. While Bactrim is a not uncommon cause of acute interstitial nephritis (AIN), the most frequent reason for a Bactrim-associated creatinine increase is actually artifactual one.

How do you know if you're allergic to Bactrim?

If you're allergic to sulfa drugs or any other medication, you may have one or more of these symptoms: Skin rash or hives. Itchy eyes or skin. Breathing problems.

Is Bactrim hard on your liver?

The hepatotoxicity seen with the use Bactrim is from the sulfamethoxazole component and results in a cholestatic or mixed pattern, as seen in this case. Treatment is supportive care and withdrawal of the medication. Extensive hepatic injury with liver failure may result in the need for liver transplant.

Why do you have to drink lots of water with Bactrim?

Sulfamethoxazole and trimethoprim combination is best taken with a full glass (8 ounces) of water. Several additional glasses of water should be taken every day, unless otherwise directed by your doctor. Drinking extra water will help to prevent some unwanted effects (eg, crystals in the urine). .

How do you flush Bactrim out of your system?

Drink plenty of fluids while you are taking BACTRIM. This will help to flush the medicine through your system. If you are taking BACTRIM for a long time, visit your doctor regularly so your progress can be checked. Your doctor may ask you to have regular tests to check your kidneys, liver or blood.

What bacteria does Bactrim cover?

What Conditions does BACTRIM DS Treat?

  • infection due to the bacteria Vibrio cholerae.
  • typhoid fever.
  • paratyphoid fever.
  • intestine infection due to the Shigella bacteria.
  • prevention of plague following exposure to plague.
  • infection due to a Brucella bacteria.
  • brain/spinal cord infection due to Listeria monocytogenes.

Is Bactrim a penicillin?

Kills bacteria.

Bactrim (sulfamethoxazole / trimethoprim) is good for treating many bacterial infections and is available as a generic. However, you can be more likely to sunburn. Compared to alternatives, Penicillin VK (penicillin) is the preferred choice for treating strep throat infections.