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Doctor insights on: Theophylline

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Theophylline (Overview)

Theophylline is an older drug used to treat asthma or copd, it works as a bronchodilator. It requires monitoring of drug levels so is not often used anymore except in difficult to manage cases. It naturally occurs in black tea, and is degraded by the liver to caffeine.


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What neurotransmitter does theophylline affect and how does it do this?

What neurotransmitter does theophylline affect and how does it do this?

None: Theophylline does not affect any neurotransmitter. It affects the levels of a signaling molecule in the cell that results in relaxation of smooth muscle. It's not a particularly effective treatment. ...Read more

Theophylline (Overview)

Theophylline is an older drug used to treat asthma or copd, it works as a bronchodilator. It requires monitoring of drug levels so is not often used anymore except in difficult to manage cases. It naturally occurs in black tea, and is degraded by the liver to caffeine.


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What's theophylline or theo-dur?

What's theophylline or theo-dur?

Methylxanthine: This class of drugs is called methylxanthines and are typically given today as oral pills. They may improve the contractions of the diaphragm and also improve a patients response to bronchodilators like albuterol. Side effects can include nausea, vomiting, tremor and fast heart rate. ...Read more

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Can theophylline (prescribed for asthma) show up in pre employment drug test as an opiate or illegal substance?

Can theophylline (prescribed for asthma) show up in pre employment drug test as an opiate or illegal substance?

No it cannot: Alwaystestclean. Com/false_positive_drug_test_list. Htm
the most complete list of cross reactants that cause a false positive drug test on the internet. ...Read more

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Didn't declare theophylline to employer but I was taking it until month back. Will it show up in blood work that I have been taking it until recently?

Didn't declare theophylline to employer but I was taking it until month back. Will it show up in blood work that I have been taking it until recently?

Changing stories: Sometimes our true pathologies are shown to the doctor whether we want to or not. I think the changing story is getting to be a bit bizarre. Your question has been repeatedly asked and answered. ...Read more

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Would it be safe for theophylline and donepezil to interact with one another?

Would it be safe for theophylline and donepezil to interact with one another?

Avoid combination: Both drugs may interfere with the metabolism of the other, and the combination could potentially create both blood pressure and cardiovascular complications. Not sure why an individual might be taking a drug for asthma and alzheimer's in this fashion, but need to spend some time with your doctor and get this explained. ...Read more

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Why would someone need a serum theophylline level?

Why would someone need a serum theophylline level?

Toxicity: Theophylline can have cardiac toxicity and it is important to measure serum levels to provide appropriate dose to stay below the toxic level. ...Read more

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Can taking theophylline for 6 months cause side effects in a preemie?

Can taking theophylline for 6 months cause side effects in a preemie?

Theophylline: Used to treat asthma, theophylline is safe for use during pregnancy and during lactation. Theophylline is also used for treatment of apnea in premature babies. ...Read more

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What's theophylline or theo-dur?

Methylxanthine: This class of drugs is called methylxanthines and are typically given today as oral pills. They may improve the contractions of the diaphragm and also improve a patients response to bronchodilators like albuterol. Side effects can include nausea, vomiting, tremor and fast heart rate. ...Read more

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What is the definition or description of: theophylline?

What is the definition or description of: theophylline?

Medicine and in tea: Theophylline is an older drug used to treat asthma or copd, it works as a bronchodilator. It requires monitoring of drug levels so is not often used anymore except in difficult to manage cases. It naturally occurs in black tea, and is degraded by the liver to caffeine. ...Read more

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Please tell me, could I take theophylline and singular together?

D/W your doctor.: No drug interactions were noted on Drugs. Com drug interaction checker – but that is not a guarantee that an interaction could not occur. (http://www. Drugs. Com/interactions-check. Php? Drug_list=2177-0, 1654-1024) ...Read more

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Can you tell me if I could take theophylline and singular together?

Singulair (montelukast) and theoph: Depends on whether your doctor has prescribed them together. There is normally not a significant interaction between the two. ...Read more

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Why would someone need a serum theophylline level?

Toxicity: Theophylline can have cardiac toxicity and it is important to measure serum levels to provide appropriate dose to stay below the toxic level. ...Read more

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What neurotransmitter does theophylline affect and how does it do this?

None: Theophylline does not affect any neurotransmitter. It affects the levels of a signaling molecule in the cell that results in relaxation of smooth muscle. It's not a particularly effective treatment. ...Read more

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Does the doctor give you theophylline or theo-dur?

Either: Theo-dur is a brand name (among several) for theophylline. It's the same thing. ...Read more

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Can taking theophylline for 6 months cause side effects in a preemie?

Theophylline: Used to treat asthma, theophylline is safe for use during pregnancy and during lactation. Theophylline is also used for treatment of apnea in premature babies. ...Read more

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Would it be safe for theophylline and donepezil to interact with one another?

Avoid combination: Both drugs may interfere with the metabolism of the other, and the combination could potentially create both blood pressure and cardiovascular complications. Not sure why an individual might be taking a drug for asthma and alzheimer's in this fashion, but need to spend some time with your doctor and get this explained. ...Read more

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I was wondering is anti-theophylline antibody monoclonal or polyclonal preparation and why?

I was wondering is anti-theophylline antibody monoclonal or polyclonal preparation and why?

Monoclonal: For standardization, essentially all antibodies used in lab assays nowadays are monoclonals. ...Read more

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What is the recommended adult dose of elixophyllin, (theophylline) a drug used to treat asthma?

Not a simple answer: Dosing of elixophyllin (theophylline) is determined by your age, weight, severity of condition and other factors. To answer this question, these factors must be evaluated.
Good Luck ...Read more

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Why are babies given a stimulant like theophylline?

Why are babies given a stimulant like theophylline?

Respiratory stimulnt: Theophylline is a first cousin of caffeine.About 3 decades ago was found to stimulate respiratory centers in premature infants who occasionally forgot to breathe (apnea) & it or caffeine are both still used for this purpose. ...Read more

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Can theophylline for asthma show up as an opiate or other illegal substance in employment drug tests?

Please Clarify: The question left for us here is why do you keep asking this question when you have been told that no. It will not show up as an illegal substance. ...Read more

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Didn't declare theophylline to employer but I was taking it until month back. Will it show up in blood work that I have been taking it until recently?

Changing stories: Sometimes our true pathologies are shown to the doctor whether we want to or not. I think the changing story is getting to be a bit bizarre. Your question has been repeatedly asked and answered. ...Read more

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Is the amount of theophylline in strong tea enough to act as a stimulant?

Is the amount of theophylline in strong tea enough to act as a stimulant?

Respiratory stimulnt: The caffeine in many teas are chemicals called methylxanthines. These have a mild respiratory stimulant effect. Caffeine is a cousin of aminophyllin, but there is no theophyllin in tea. Teas may be have a mild soothing effect, but their use in management of true asthma events is meager at best. ...Read more

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Trying to figure out what happened. Did the doctor give my preemie theophylline or theo-dur?

Theophylline: Theophylline and caffeine are two "stimulant" medications that a neonatologist may use to improve the breathing pattern in a premi with apnea. Theo-dur is the name of the same drug packaged and used as an oral medication for older kid or adult asthma. It is seldom used today since their are alternative meds with fewer side effects. ...Read more

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Can theophylline (prescribed for asthma) show up in pre employment drug test as an opiate or illegal substance?

No it cannot: Alwaystestclean. Com/false_positive_drug_test_list. Htm
the most complete list of cross reactants that cause a false positive drug test on the internet. ...Read more

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What are slo-phyllin capsules used for?

Asthma: Slo-phyllin is a timed released form of theophylline. It is used to treat asthma and sometimes emphysema. It is used infrequently these days due to more effective and safer drugs. ...Read more

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I have asthma, and drug addiction (ephedrin and theopiline) if in a day didn't use the medication my condition became worse what should I do?

Drug addiction: You need treatment for drug addiction. If your asthma is not under control, there are other safer ; more effective medications. Ephedrine (ephedrine sulfate) ; theophylline are dangerous unless used under a physician's supervision. They can cause convulsions ; heart arrhythmias. Please do not delay seeking help for your addiction. ...Read more

Dr. Jan Lei Iwata
14 Doctors shared insights

Elixophyllin (Definition)

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Dr. Chad Levitt
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Uniphyl (Definition)

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