Why is theophylline not used? For maintenance therapy of asthma, theophylline may be obsolete because it is merely a relatively weak bronchodilator that adds little but side effects to dose- optimized inhaled ~2-agents and does not address the underlying inflammation, a fundamental charac- teristic of the disease.
What are the adverse effects of theophylline? Nausea/vomiting, stomach/abdominal pain, headache, trouble sleeping, diarrhea, irritability, restlessness, nervousness, shaking, or increased urination may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
Is theophylline used anymore? While theophylline has been used in the treatment of asthma since 1922, it has since fallen in and out of favor with doctors and, today, is not as commonly used as it once was.
When should you not use theophylline? Fever of 102 degrees F or higher for 24 hours or more or. Hypothyroidism (underactive thyroid) or. Infection, severe (e.g., sepsis) or. Kidney disease in infants younger than 3 months of age or.
Why is theophylline not used? – Related Questions
What does theophylline do to the body?
Theophylline is used to prevent and treat wheezing, shortness of breath, and chest tightness caused by asthma, chronic bronchitis, emphysema, and other lung diseases. It relaxes and opens air passages in the lungs, making it easier to breathe.
Can you stop theophylline abruptly?
Keep taking the medicine until you’ve had that conversation,” says Dr Andy. “If you suddenly stop taking theophylline, your asthma symptoms may return, which could lead to a potentially fatal asthma attack.”
What foods contain theophylline?
Theophylline is found in black tea and to a lesser extent in green coffee, cocoa cotyledon and dried mate. Theophylline is synthesized on an industrial scale and is used principally in pharmaceutical preparations.
Is theophylline bad for kidneys?
However, elderly patients may be more sensitive to the effects of theophylline than younger adults, and are more likely to have kidney, liver, heart, or lung problems, which may require caution and an adjustment in the dose for patients receiving theophylline.
Is theophylline still used for COPD?
Theophylline has been used in the treatment of chronic obstructive airway diseases, including chronic obstructive pulmonary disease (COPD), for more than 70 years. It is still widely prescribed worldwide, because it is inexpensive.
Why is theophylline no longer used for asthma?
For maintenance therapy of asthma, theophylline may be obsolete because it is merely a relatively weak bronchodilator that adds little but side effects to dose- optimized inhaled ~2-agents and does not address the underlying inflammation, a fundamental charac- teristic of the disease.
Is theophylline used for Covid 19?
Introduction: The phosphodiesterase inhibitors theophylline and pentoxifylline have anti-inflammatory properties that may make them useful in COVID-19 pneumonia.
Does theophylline cause weight loss?
Common side effects of Theo-24 include mild nausea, loss of appetite, stomach pain, diarrhea, upset stomach, weight loss, restlessness, tremor, sleep problems (insomnia), headache, lightheadedness, dizziness, sweating, restlessness, nervousness, or irritability.
How long does it take theophylline to work?
This medication should take effect within 1 to 2 days, and you should see improvements in your pet’s clinical signs.
What type of drug is theophylline?
Theophylline belongs to a class of drugs called methylxanthines. A class of drugs is a group of medications that work in a similar way. These drugs are often used to treat similar conditions. Theophylline works by opening the airways in your lungs.
Does theophylline raise blood sugar?
During the most active phase of glucose counterregulation, the rate of increase of plasma glucose was larger with theophylline (P = . 003 for diabetic patients and P = . 03 for healthy subjects).
Does theophylline increase heart rate?
In healthy subjects, theophylline increased heart rate and systolic blood pressure, but this effect was not significant compared with placebo (Table 4).
What happens if you take too much theophylline?
Overdose can also occur slowly over time if your daily doses are too high. To be sure you are using the correct dose, your blood will need to be tested often. Overdose symptoms may include severe nausea and vomiting, seizure, slow heart rate, weak pulse, or fainting.
What are indications for theophylline?
Theophylline is indicated for the treatment of the symptoms and reversible airflow obstruction associated with chronic asthma and other chronic lung diseases, e.g., emphysema and chronic bronchitis.
Is bradycardia a side effects of theophylline?
Effects of Theophylline
The drug diminished the frequency and severity of bradycardia in newborn infants with spells of apnea-bradycardia. In patients with severe sinus bradycardia after heart transplantation, oral theophylline increased the donor heart rate by ≈50%, avoiding pacemaker implantation.
Does coffee contain methylxanthine?
Methylxanthines, namely caffeine, theobromine and theophylline are found in several beverages and food products such as coffee, cocoa, tea and cola drinks. These substances can provide benefits to humans but also prove harmful mainly when consumed in high amounts.
Can you drink coffee with theophylline?
theophylline caffeine
Avoid drinks or foods that contain caffeine, such as coffee, tea, cola, and chocolate. You may need a dose adjustment or special test if you use both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs.
Does green tea has theophylline?
Green tea extract contains polyphenols. These include the most active type, epigallocatechin gallate. Green tea and oolong tea have the highest levels of polyphenols. Other significant parts of tea include caffeine, theobromine, and theophylline.
What does theophylline do for your lungs?
How does theophylline help breathing? Bronchodilators like theophylline make breathing easier by: Reducing your airways’ response to irritants. Relaxing the muscles around your bronchial tubes (airways in your lungs).
What is the generic name for theophylline?
If sudden shortness of breath occurs, use your quick-relief inhaler as prescribed. Theophylline is available under the following different brand names: Theo 24, Theochron, Elixophyllin, aminophylline, and Uniphyl.
Is Aminophylline still used for asthma?
There is presently no evidence to support the use of aminophylline in addition to standard therapy for acute asthma in adults.
