Question 1

What is Theophylline used for?

Accepted Answer

This medication is a bronchodilator, prescribed for asthma, ﻿​‍​​​​​‍​‍‍‍‍​‍‍﻿chronic bronchitis, emphysema, and other lung diseases. It works by relaxing the muscle around the airways in the lungs.

Question 2

How does Theophylline work?

Accepted Answer

AU:A
R03DA04(WHO) R03DB04
AU:S4(Prescription only)CA:℞-onlyUK:P (Pharmacy medicines)US:℞-only
1,3-dimethyl-7H-purine-2,6-dione
58-55-9Y
2153
413
DB00277Y
2068Y
0I55128JYK
D00371Y
CHEBI:28177Y
ChEMBL190Y
DTXSID5021336
Interactive image
Cn1c2c(c(=O)n(c1﻿​‍​​​​​‍​‍‍‍‍​‍‍﻿=O)C)[nH]cn2
InChI=1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)YKey:ZFXYFBGIUFBOJW-UHFFFAOYSA-NY
Theophylline,

Question 3

What pharmaceutical form is Theophylline available in?

Accepted Answer

Theophylline: CAPSULE, EXTENDED RELEASE 100MG (ORAL)

Question 4

What are the side effects of Theophylline?

Accepted Answer

Serious effects
-

Death.
Most Common
-

Nausea, vomiting, headache, and sleeplessness.
Gastrointestinal
-
Abdomin﻿​‍​​​​​‍​‍‍‍‍​‍‍﻿al pain, diarrhea and blood vomiting.
Metabolic
-
Decrease in blood potassium level and increase in sugar.
Heart
-
Fast heart rate and low blood pressure/shock.
Central Nervous System
-
Nervousness, tremors, disorientation and seizures.

Question 5

Does Theophylline interact with other medications?

Accepted Answer

Its toxicity is increased byerythromycin, cimetidine, andfluoroquinolones, such asciprofloxacin.﻿​‍​​​​​‍​‍‍‍‍​‍‍﻿ Some lipid-based formulations of theophylline can result in toxic theophylline levels when taken with fatty meals, an effect calleddose dumping, but this does not occur with most formulations of theophylline.Theophylline toxicity can be treated withbeta blockers. In addition to seizures, tachyarrhythmias are a major concern.Theophylline should not be used in combination with theSSRI

Question 6

Can Theophylline be used during pregnancy?

Accepted Answer

• Caution should be exercised in patients with history of seizures, ulcers, heart disease, overactive thyroid, high blood pressure, liver di﻿​‍​​​​​‍​‍‍‍‍​‍‍﻿sease, alcoholism, any allergy, who are taking other medications, during pregnancy and breastfeeding.
•  Avoid alcohol consumption.
•  Avoid taking large amount of caffeinated beverages.
•  It may affect blood sugar level; monitor sugar level regularly while taking this medication.

Question 7

What precautions should be taken with Theophylline?

Accepted Answer

• Caution should be exercised in patients with history of seizures, ulcers, heart disease, overactive thyroid, high blood pressure, liver di﻿​‍​​​​​‍​‍‍‍‍​‍‍﻿sease, alcoholism, any allergy, who are taking other medications, during pregnancy and breastfeeding.
•  Avoid alcohol consumption.
•  Avoid taking large amount of caffeinated beverages.
•  It may affect blood sugar level; monitor sugar level regularly while taking this medication.

Question 8

What ATC class does Theophylline belong to?

Accepted Answer

Theophylline: ATC R03DA04. ATC is the WHO Anatomical Therapeutic Chemical classification — it groups drugs by organ system and pharmacological mechanism.

Theophylline

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