Zyflo Oral Tablet 600Mg Drug Medication Dosage Information
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Zyflo: Oral tablet (600mg)

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Drug Image file DrugItem_17284.JPG
Zyflo 600mg Tab
Cornerstone Therapeutics, a subsidiary of Chiesi USA
Pill Identification: CT 1 

What is this Medicine?

ZILEUTON (zye LOO ton) is used to treat asthma. It helps to decrease the symptoms of asthma. Do not use for an acute asthma attack.

CVS Pharmacy Patient Statistics for Zyflo: Oral tablet(600mg)
Generic vs. Brand Name Usage*
*Brand contains same active ingredient but may not represent FDA-approved generic equivalent
Usage By Strength
In-Depth Information
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Zyflo 600mg Tablet

NDC: 101220901
  • Prescription Required
  • Not a Controlled Drug
    (CSA Schedule)
  • FDA Approved




FDA approved for the following conditions:
Asthma

Sometimes used for but not FDA approved for the following conditions:
Aspirin-induced Asthma, Exercise-induced Bronchospasm Prophylaxis, Rheumatoid Arthritis, Ulcerative Colitis

Storage Information
Protect from light
Store at controlled room temperature (between 68 and 77 degrees F)
Zyflo 600mg Tablet
Drug Image file DrugItem_17284.JPG
Cornerstone Therapeutics, a subsidiary of Chiesi USA
Pill Identification: CT 1 
Shape: oval
Color: white

Reported Side Effects for Zyflo 600mg Tablet

Low White Blood Cell Counts Incidence:
<2.6%*
Severity: MODERATE
Onset: DELAYED
Excessive Mucle Tone Incidence:
>1.0%*
Severity: MODERATE
Onset: DELAYED
Enlarged Lymph Nodes Incidence:
>1.0%*
Severity: MODERATE
Onset: DELAYED
Lightheadedness Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Feeling Sick Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Conjunctivitis Incidence:
>1.0%*
Severity: MODERATE
Onset: DELAYED
Chills Incidence:
1.0-3.9%*
Severity: MILD
Onset: RAPID
Chest Pain Incidence:
>1.0%*
Severity: MODERATE
Onset: EARLY
Vomiting Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Paresthesias Incidence:
1.0%*
Severity: MILD
Onset: DELAYED
Skin Rash Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Infection Incidence:
>1.0%*
Severity: MILD
Onset: DELAYED
Stomach Pain Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Vaginal Infection Incidence:
>1.0%*
Severity: MODERATE
Onset: DELAYED
Joint Pain Incidence:
>1.0%*
Severity: MILD
Onset: DELAYED
Constipation Incidence:
>1.0%*
Severity: MODERATE
Onset: DELAYED
Itching Incidence:
>1.0%*
Severity: MILD
Onset: RAPID
Loose Stools Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Drowsiness Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Upset Stomach Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Fever Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Gas Incidence:
>1.0%*
Severity: MILD
Onset: EARLY
Elevated Hepatic Enzymes Incidence:
1.9-4.6%*
Severity: MODERATE
Onset: DELAYED
Tired Incidence:
2.0-3.9%*
Severity: MILD
Onset: EARLY
Inability To Sleep Incidence:
2.3%*
Severity: MILD
Onset: EARLY
Upset Stomach Incidence:
3.0-5.5%*
Severity: MILD
Onset: EARLY
Muscle Pain Incidence:
3.2-7.0%*
Severity: MILD
Onset: EARLY
Weakness Incidence:
3.8%*
Severity: MILD
Onset: DELAYED
Headache Incidence:
6.0-24.6%*
Severity: MILD
Onset: EARLY
Sinus Infection Incidence:
6.5%*
Severity: MILD
Onset: DELAYED
*This is an approximate aggregated range of reported side effects from clinical studies performed on this drug. Your experience with this drug may be different.
Daily Life Interactions for Zyflo 600mg Tablet

Elements of your daily lifestyle may have an effect on the medications you are taking. Drug interactions can result in unwanted side effects, reduce the effectiveness of your medicine or possibly increase the action of a particular medicine.

Moderate Lifestyle Interaction
Caffeine-containing Foods/Beverages and Zyflo 600mg Tablet(Zileuton)
Caffeine-containing Foods/Beverages and Zileuton(Zileuton)
Although an interaction is possible, these drugs are often used together. Side effects from Caffeine may get worse if you take Zileuton. Too much Caffeine can cause effects like nausea, nervousness, or sleeplessness. You may need to limit your Caffeine intake. Common foods and beverages containing caffeine include coffee, teas, colas and chocolate. Many non-prescription drugs and diet aids may also contain caffeine.
Pregnancy & Lactation Information
FIRST Trimester

Class C - Animal studies have shown an adverse effect and there are no adequate and well-controlled studies in pregnant women. OR No animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

SECOND Trimester

Class C - Animal studies have shown an adverse effect and there are no adequate and well-controlled studies in pregnant women. OR No animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

THIRD Trimester

Class C - Animal studies have shown an adverse effect and there are no adequate and well-controlled studies in pregnant women. OR No animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

Lactation

Caution - Not enough information is available to rule out harm to infants when this drug is taken by nursing mothers.


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