OD PHYLLIN 400MG TABLET

Uses and Benefits of OD PHYLLIN 400MG TABLET (THEOPHYLLINE)

Theophylline is used mainly to treat and prevent breathing difficulty caused by conditions in which the airways become narrow and inflamed.

WHAT THIS MEDICINE IS USED FOR

• Long-term control of asthma symptoms
• Chronic obstructive pulmonary disease (COPD) related breathlessness and wheezing
• Prevention of night-time or early morning breathing difficulty in asthma/COPD

HOW IT WORKS

• Relaxes the muscles surrounding the airways, widening them
• Reduces inflammation in the airways to some extent
• Improves the strength of the muscles used for breathing, easing breathlessness

WHAT IT IS NOT USED FOR

• Not used for sudden, severe breathing attacks needing immediate relief (fast-acting inhalers are used for that)
• Not a painkiller or antibiotic, and does not treat infections
• Not used for allergies unrelated to airway narrowing
• Not suitable as a first-choice medicine when quick relief is needed

Side Effects of OD PHYLLIN 400MG TABLET (THEOPHYLLINE)

COMMON SIDE EFFECTS

• Nausea or vomiting
• Stomach upset
• Headache
• Restlessness or difficulty sleeping

LESS COMMON SIDE EFFECTS

• Fast or irregular heartbeat
• Increased urination
• Loss of appetite
• Mild tremor

SERIOUS SIDE EFFECTS — STOP AND SEE A DOCTOR IMMEDIATELY

• Severe or persistent vomiting
• Seizures or fits
• Severe irregular or racing heartbeat
• Confusion, severe agitation or hallucinations
• Signs of low blood pressure such as fainting or severe dizziness

This is not a complete list. Report any unusual or persistent symptom to your doctor or pharmacist.

How to Use OD PHYLLIN 400MG TABLET (THEOPHYLLINE)

HOW TO TAKE IT

• Take exactly as prescribed by your doctor, usually at the same time(s) each day
• Swallow tablets/capsules whole with water unless your doctor tells you otherwise; do not crush or chew extended-release forms
• Try to take it consistently with or without food, as advised, since food can change absorption
• Avoid sudden changes in diet (especially caffeine, charcoal-grilled food) without telling your doctor, as these can affect levels of this medicine in the body

IF YOU MISS A DOSE

• Take it as soon as you remember, unless it is almost time for your next dose
• If it is close to the next dose, skip the missed one and continue your normal schedule
• Do not take a double dose to make up for a missed one

STORAGE

• Store at room temperature, away from direct heat and sunlight
• Keep in a dry place, away from moisture
• Keep out of reach and sight of children
• Do not use after the expiry date printed on the pack

Safety Information and Precautions for OD PHYLLIN 400MG TABLET (THEOPHYLLINE)

This is a prescription-only medicine in India and should only be used under a doctor's supervision, as the safe dose range is narrow and blood levels may need monitoring.

DO NOT TAKE THIS MEDICINE IF YOU

• Are allergic to theophylline or related compounds
• Have an uncontrolled seizure disorder
• Have an active, untreated peptic ulcer with bleeding
• Have a serious uncontrolled heart rhythm problem, unless your doctor says otherwise

TELL YOUR DOCTOR BEFORE STARTING IF YOU

• Have liver or kidney disease
• Have heart disease or high blood pressure
• Have a history of seizures
• Have a thyroid disorder
• Are pregnant, planning pregnancy, or breastfeeding
• Are a smoker or have recently quit, as this affects drug levels
• Are elderly, as you may be more sensitive to side effects

MEDICINES THAT CAN INTERACT

• Certain antibiotics (such as some macrolides and fluoroquinolones)
• Certain antifungal medicines
• Medicines for seizures like phenytoin or carbamazepine
• Cimetidine and some other stomach acid medicines
• Other bronchodilators or stimulant medicines
• Caffeine-containing products in large amounts

FREQUENTLY ASKED QUESTIONS

Can I take this medicine with coffee or tea?

Large amounts of caffeine can increase side effects like restlessness and fast heartbeat, so it is best to limit caffeine intake.

Will I need blood tests while taking this medicine?

Yes, your doctor may periodically check blood levels of this medicine to ensure it stays within a safe range.

Can smoking affect how this medicine works?

• Yes, smoking can lower the levels of this medicine in your body, so your dose may need adjustment if you smoke or quit smoking.
• Doctor ya pharmacist se salah lein.