Cinobac

Generic Name: cinoxacin (Oral route)

sin-OX-a-sin

Commonly used brand name(s)

In the U.S.

  • Cinobac

Available Dosage Forms:

  • Capsule

Therapeutic Class: Antibiotic

Chemical Class: Non-Fluorinated Quinolone

Uses For Cinobac

Cinoxacin is used to prevent and treat infections of the urinary tract. It will not work for other infections or for colds, flu, or other virus infections.

Slideshow: 10 Things to Know About Antibiotic Resistance

Cinoxacin is available only with your doctor's prescription.

Before Using Cinobac

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

Since this medicine has been shown to cause bone development problems in young animals, its use is not recommended in children up to 18 years of age.

Geriatric

Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults. Although there is no specific information comparing use of cinoxacin in the elderly with use in other age groups, this medicine is not expected to cause different side effects or problems in older people than it does in younger adults.

Pregnancy

Pregnancy Category Explanation
All Trimesters C Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.

Breast Feeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Interactions with Medicines

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Clozapine

Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Betamethasone
  • Corticotropin
  • Cortisone
  • Cosyntropin
  • Deflazacort
  • Dexamethasone
  • Fludrocortisone
  • Fluocortolone
  • Hydrocortisone
  • Methylprednisolone
  • Paramethasone
  • Prednisolone
  • Prednisone
  • Triamcinolone

Interactions with Food/Tobacco/Alcohol

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Other Medical Problems

The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:

  • Brain and spinal cord disorders
  • Convulsions
  • Tendinitis—Cinoxacin may make these conditions worse
  • Kidney disease—Patients with kidney disease may have an increased risk of side effects

Proper Use of Cinobac

Cinoxacin may be taken with food, unless you are otherwise directed by your doctor.

Do not give this medicine to infants or children under 18 years of age, unless otherwise directed by your doctor. It has been shown to cause bone development problems in young animals.

To help clear up your infection completely, keep taking 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.

This medicine works best when there is a constant amount in the urine. To help keep the amount constant, do not miss any doses. Also, it is best to take the doses at evenly spaced times, day and night. For example, if you are to take 4 doses a day, the doses should be spaced about 6 hours apart. If this interferes with your sleep or other daily activities, or if you need help in planning the best times to take your medicine, check with your health care professional.

Dosing

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For capsule dosage form:
    • For the prevention of urinary tract infections:
      • Adults—250 milligrams (mg) at bedtime for up to five months.
      • Children up to 18 years of age—Use is generally not recommended because it may cause bone development problems.
    • For the treatment of urinary tract infections:
      • Adults—250 mg every six hours; or 500 mg every twelve hours for seven to fourteen days.
      • Children up to 18 years of age—Use is generally not recommended because it may cause bone development problems.

Missed Dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

Storage

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Precautions While Using Cinobac

If your symptoms do not improve within a few days, or if they become worse, check with your doctor.

This medicine may also cause some people to become dizzy. Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are dizzy. If this reaction is especially bothersome, check with your doctor.

Some people who take cinoxacin may become more sensitive to sunlight than they are normally. Exposure to sunlight, even for brief periods of time, may cause severe sunburn; skin rash, redness, itching, or discoloration; or vision changes. When you begin taking this medicine:

  • Stay out of direct sunlight, especially between the hours of 10:00 a.m. and 3:00 p.m., if possible.
  • Wear protective clothing, including a hat and sunglasses.
  • Apply a sun block product that has a skin protection factor (SPF) of at least 15. Some patients may require a product with a higher SPF number, especially if they have a fair complexion. If you have any questions about this, check with your health care professional.
  • Do not use a sunlamp or tanning bed or booth.

If you have a severe reaction from the sun, check with your doctor.

Cinobac Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Less common
  • Skin rash, itching, redness, or swelling
Rare
  • black, tarry stools
  • bleeding gums
  • blood in urine or stools
  • Dizziness
  • headache
  • increased sensitivity of skin to sunlight
  • pinpoint red spots on skin
  • unusual bleeding or bruising
Incidence unknown
  • Bone pain
  • lower back or side pain
  • pain, inflammation, or swelling in calves, shoulders, or hands
  • painful, swollen joints
  • seizures

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common
  • Diarrhea
  • loss of appetite
  • nausea
  • stomach cramps
  • vomiting

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

See also: Side effects (in more detail)

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