Bactrim is an antibiotic containing trimethoprim and sulfamethoxazole. It is dispensed in tablet and liquid form.
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Bactrim (Trimethoprim / Sulfamethoxazole)

Bactrim is a combination of trimethoprim and sulfamethoxazole. Both trimethoprim as well as sulfamethoxazole are potent antibiotic drugs that are used in the treatment of various kinds of infections caused by various bacteria.

This antibiotic drug is mainly used in the treatment of ear infections, bronchitis, urinary tract infection, traveler’s diarrhea, pneumocystis jiroveci pneumonia as well as shigellosis.

Indications of Bactrim (Trimethoprim / Sulfamethoxazole)

Bactrim (Trimethoprim / Sulfamethoxazole) is used in the treatment of the following infections:

  • Pneumocystis Jirovecii Pneumonia

Bactrim (Trimethoprim / Sulfamethoxazole) is used for the treatment of Pneumocystis Jirovecii Pneumonia in adults as well as pediatric patients who are two months of age or more.

  • Urinary Tract Infections

Bactrim (Trimethoprim / Sulfamethoxazole) is used in the treatment of complicated or very severe urinary tract infection (UTI) in adults as well as pediatric patients who are at least two months of age or more.

  • Shigellosis

Bactrim is also used in the treatment of enteritis that is caused by the susceptible strains of Shigella sonnei and Shigella flexneri in adults as well as children who are at least two months of age or more.

Bactrim Forte (Trimethoprim / Sulfamethoxazole) 800 / 160 mg tablets

Side- effects of Bactrim (Trimethoprim / Sulfamethoxazole)

The serious side- effects of Bactrim (Trimethoprim / Sulfamethoxazole) include:

  • Watery or bloody diarrhea
  • Rapid heart rate, feeling short of breath, feeling light headed, trouble in concentrating , pale skin
  • Symptoms of flu or cold, swollen gums, pain in swallowing, painful mouth sores, skin sores
  • Sudden weakness, feeling ill, fever, chills, new or worsening cough, sore throat
  • Liver issues like upper stomach pain, dark urine, tired feeling, jaundice, clay- colored stool, , yellowing or skin and eyes
  • Low sodium level in the body causing headache, slurred speech, confusion, severe weakness, loss of coordination, vomiting, feeling unsteady
  • Skin reaction manifesting as fever, swelling on tongue or face, sore throat, burning in eyes, pain in skin followed by occurrence of purple or red rashes causing blistering and peeling
  • Allergic reaction to Bactrim (Trimethoprim / Sulfamethoxazole) manifesting as difficulty in breathing, throat and swelling on face, lips, throat or tongue. You need to get emergency medical help if you see any of these symptoms.

The common side- effects of Bactrim (Trimethoprim / Sulfamethoxazole) include:

  • Nausea
  • Vomiting
  • Mild itching
  • Rash
  • Loss of appetite

The common side- effects of Bactrim (Trimethoprim / Sulfamethoxazole) go on their own.

How to Bactrim (Trimethoprim / Sulfamethoxazole)?

You must take Bactrim (Trimethoprim / Sulfamethoxazole) as suggested by your doctor. You must not alter the dose. Do not take the dose in smaller or larger amount or for a longer duration of time than recommended.

Pregnancy and Breastfeeding

You must not take Bactrim (Trimethoprim / Sulfamethoxazole) is you are pregnant. Bactrim (Trimethoprim / Sulfamethoxazole) is known to cause harm to foetus. Thus, it is contraindicated in pregnant women.

You must discuss all the potential risks and benefits with the doctor.

Bactrim (Trimethoprim / Sulfamethoxazole) is also contraindicated in lactating mothers.

Drug Uses

Bactrim is used for the treatment of a variety of bacterial infections.

How Taken

Bactrim does not have to be take with food. It is advisable to take the dosage at the same time every day, with a full glass of water. Extra water needs to be taken throughout the day. In this regard, find out from your doctor how much extra. Do not stop taking Bactrim without your doctor’s permission even if you are feeling better.

Missed Dose

If a dose is missed, it can be taken as soon as you remember, as long as it does not clash with the next scheduled dose. In this case, rather skip the missed dose. Never take a double dose.

More Information

Bactrim may cause extra sensitivity to sunlight. In the early stages of treatment, sun lamps and tanning beds should be avoided in case the patient shows any adverse reactions. If you must go outdoors use a sunscreen and wear clothing that protects your entire body, and only stay outdoors for a short time. Bactrim should only be taken by the patient for whom it was prescribed. Do not use this medication to treat any other health problems. If symptoms worsen, contact your doctor immediately.