Levofloxacin 500 mg dosage and side effects

Levofloxacin 500 mg dosage and side effects (2)

One variant of the Levofloxacin drug is the Levoflox 500 or Levaquin 500 mg, which is manufactured in the form of film coated tablets, each tablet contains 500 milligram of Levofloxacin medicine. Certain amount of lactose is also an ingredient of this tablet.

The tablet is prescribed for treating bacterial infections like:

  • Sinusitis
  • Worsening cases of chronic bronchitis
  • Community-acquired Pneumonia
  • Tissue and skin infections

Levoflox 500 tablets are also prescribed to patients for completing an ongoing course in Levofloxacin medication.

The dosage prescribed depends on the level of infection and any possibility of pathogenic effect on the patient, simply meaning that whether the drug suits the patient or not.

Majorly viewing, the dosage varies from once a day to twice for 7 to 28 days, depending on the bacterial infection. The severity of the infections also has to be taken into consideration while advising the dosage. It is only in the case of Anthrax exposure that the drug has to be taken for the longest period of time that is for eight weeks.

Though Levofloxacin is a widely prescribed antibiotic, there are certain patients to whom the drug, Levoflox 500mg, should never be prescribed. These are the patients who broadly fall under any of the following:

  •  Epileptic patients
  • Pregnant women
  • Children or adolescents
  • Nursing mothers
  • Patients with a history of tendonitis
  • Patients allergic to Levofloxacin

Levofloxacin Tablets do have certain downsides, but their occurrence has been found to be minimal, only about 3% patients are affected by the adverse reactions. Some of the common ones are:

  • Nausea
  • Headache
  • Diarrhea
  • Insomnia
  • Constipation
  • Dizziness


 Levofloxacin 500 mg dosage

Levofloxacin 500 mg dosage and side effects

Following is the general structure of Levoflox 500 milligram tablets, as prescribed by doctors in general:

The dosage for Levofloxacin tablets should be taken strictly as per one’s doctor’s prescription. It differs from patient to patient and the dosage is mostly dependent on the severity of the infection. Other factors deciding the dosage are strength of the medicine (volume in milligrams), number of doses, time gap between doses and the duration of the course.

  • For any normal infection, dosage varying between 250 to 700 mg, once a day for adults and as per doctor’s prescription for children
  • For an infection of Anthrax, a dosage of 500 mg for adults and children alike, taken once a day. For infants, the dosage has to be given as per doctor’s advice
  • For Plague infection, again a dosage of 500 mg for adults and children alike, this is to be taken once a day.

It should be noted that for children of age six months and more, weighing less than 15 kgs, the dosage has to be altered as per doctor’s advice.

Side effects of Levofloxacin 500 mg tablets

Like all antibiotics, Levoflox tablets also have certain varying downsides, while some are common, some are uncommon and some are very rare. Likewise, these adverse reactions may be mild, negligible or severe.

Some of the common negative effects of Levoflox 500 mg, which are quite mild and don’t need much attention are:

  • Diarrhoea
  • Insomnia
  • Headache and felling giddy
  • Nausea and repeated vomiting

There are more uncommon adverse reactions such as:

  • Resistance or allergy to levoflox tablets
  • Bone marrow problems
  • Respiratory problems
  • Nervous breakdowns
  • Constipation
  • Flatulence
  • Sweating and indigestion
  • Body rash
  • Pain in the joints
  • Appetite loss
  • Intestinal Pain
  • Vertigo
  • General weakness

There are also certain very rare side effects such as:

  • Angioedema- a skin related condition
  • Convulsions
  • Reduction of sugar levels
  • Depression and mental problems like nightmares, hallucinations, hypersensitivity, aggression.
  • Visual problems
  • Temperatures and high fever
  • Kidney issues
  • Low Blood pressure
  • Weak muscles
  • Palpitations
  • Tendonitis

And finally, there are some one-of-their-kind side effects whose frequency and occurrence is highly unknown. These include:

  • Arthritis
  • Unusual muscle movements
  • Heart attacks
  • ECG changes
  • Loss of consciousness at times
  • Lethargy and grogginess
  • Hearing impairments
  • Seizures

As advised often, to avoid these side effects, it is best that Levoflox tablets are taken exactly as per doctor’s prescriptions and recommendations.