Notice: Images are for illustration only and may not reflect the exact product you receive. Brand-name medications may look different depending on their country of origin—Canadian versions, for example, often include a "PR" symbol on the packaging. Rest assured, the medication, dosage, and active ingredients will be exactly as prescribed. Canada Pharmacy Store is committed to your health and safety, and we work only with licensed pharmacies to ensure you receive trusted, high-quality medication every time.
Description
General Medication Fact Sheet for Theophylline
| Field | Information |
|---|---|
| Medication Name | Theophylline |
| Generic Name | Theophylline |
| Purpose | Bronchodilator used to treat asthma and other lung diseases by relaxing airway muscles and decreasing airway inflammation. |
| Mechanism of Action | Inhibits phosphodiesterase, increasing cAMP levels, which leads to bronchodilation; also has anti-inflammatory effects. |
| Dosage Forms | Oral tablets, capsules, solutions, and extended-release forms. |
| Available Strengths | Varies depending on formulation (e.g., 100 mg, 200 mg, 300 mg). |
| Dosage Frequency | Typically every 6-12 hours for immediate-release, or once/twice daily for extended-release. Follow doctor’s instructions. |
| Common Side Effects | Nausea, vomiting, headache, insomnia, irritability, restlessness, tremor. |
| Serious Side Effects | Seizures, irregular heartbeat, rapid heart rate, allergic reactions (rash, itching, swelling, dizziness, trouble breathing). |
| Drug Interactions | Cimetidine, erythromycin, ciprofloxacin, allopurinol, certain seizure medications (e.g., phenytoin), oral contraceptives. |
| Important Notes | Maintain consistent dietary habits (especially caffeine intake); monitor blood levels regularly to avoid toxicity; inform your doctor of all medications and supplements. |
| Storage | Store at room temperature away from moisture and light; keep out of reach of children. |
| Missed Dose | Take as soon as you remember, unless it is almost time for your next dose. Do not double the dose. |
| Alternatives | Albuterol, Ipratropium, Salmeterol, Budesonide, Montelukast. |
Theophylline Alternatives
| Medication | Mechanism of Action | Notes |
|---|---|---|
| Albuterol | Beta-2 adrenergic agonist | Short-acting bronchodilator, often used as a rescue inhaler. |
| Ipratropium | Anticholinergic bronchodilator | Relaxes airway muscles; slower onset than albuterol. |
| Montelukast | Leukotriene receptor antagonist | Blocks leukotrienes, which cause airway inflammation and constriction. |
Theophylline Side Effects
| Common Side Effects | Serious Side Effects |
|---|---|
| Nausea | Seizures |
| Vomiting | Irregular heartbeat |
| Headache | Rapid heart rate |
| Insomnia | Allergic reactions (rash, itching, swelling, dizziness, trouble breathing) |
| Irritability | Theophylline toxicity (indicated by persistent vomiting, confusion, seizures) |
Theophylline Dosage Guide
| Condition | Starting Dose | Maintenance Dose | Administration Notes |
|---|---|---|---|
| Asthma | Individualized based on weight and blood levels | Individualized based on blood levels; typically adjusted to maintain therapeutic range | Take with or without food, but maintain consistent dietary habits (particularly caffeine intake). |
| COPD | Individualized based on weight and blood levels | Individualized based on blood levels; typically adjusted to maintain therapeutic range | Take with or without food, but maintain consistent dietary habits (particularly caffeine intake). |
| Apnea of Prematurity | Usually administered intravenously in neonatal intensive care units (NICUs) | Usually administered intravenously in neonatal intensive care units (NICUs) | Administered by healthcare professionals in a controlled setting. |
Theophylline Price With And Without Insurance
| Purchase Context | Estimated Price |
|---|---|
| With Insurance | $5 – $60 |
| Without Insurance (U.S.) | $99 |
| From Canada | $45 |
Why Americans Buy Theophylline from Canada Pharmacy Store?
Why Americans Buy Theophylline from Canada Pharmacy Store?
Americans have trouble affording Theophylline due to numerous factors—but at Canada Pharmacy Store, we offer a safe, affordable alternative. That’s why thousands of Americans trust us to fill their prescriptions with real savings and real service.
Big Savings on U.S. Medications
Our customers save up to 80% on their Theophylline prescriptions compared to U.S. pharmacy prices by ordering through licensed Canadian and international pharmacies.
Free Prescription Transfers
We make it easy! Our pharmacy team can transfer your Theophylline prescriptions directly from your doctor or local pharmacy – completely free of charge.
Direct Access to Experts
Our licensed pharmacists are available to support you, answer your questions, and help ensure you’re confident in your treatment.
Referral Discounts
Spread the word—when you refer friends or family, you both save. It’s our way of saying thanks.
Discreet U.S. Shipping
All orders are packaged discreetly and shipped securely to your U.S. address, with your privacy and safety as top priorities.
Trusted by Americans Nationwide
With years of experience and verified medication sources, we’ve become a go-to solution for Americans looking to cut costs without compromising care.
How to Order Theophylline Online
How to Order Theophylline Online
Step 1
Select Your Prescribed Theophylline Dosage
Choose the strength and quantity as directed by your healthcare provider and add it to your cart.
Step 2
Proceed Through Secure Checkout
Follow the steps to complete your order and provide necessary shipping and payment details.
Step 3
Upload Your Theophylline Prescription
Submit a prescription from a licensed U.S. healthcare provider that matches your order.
At Canada Pharmacy Store, patient safety comes first. We strictly comply with prescription regulations and do not ship any medication without a valid, verifiable prescription. Orders may be declined if a prescription appears falsified or altered in any way. We take these precautions to protect your health and ensure lawful, responsible practices.
Guarantee
Our Guarantee When You Buy Theophylline Through Canada Pharmacy Store
At Canada Pharmacy Store, your safety and satisfaction are our top priorities. We supply only authentic, high-quality medications by working exclusively with licensed Canadian pharmacies and trusted international partners. Every order is filled in accordance with strict regulatory standards and includes medication that’s fully approved by Health Canada or other recognized health authorities such as the MHRA (UK), HSA (Singapore), and the Pharmacy Board of Mauritius.
The Theophylline you receive is the same active medication as what’s available in the U.S.—the only difference is the packaging, which reflects its country of origin. Our licensed healthcare professionals review each order carefully to ensure it matches your prescription exactly.
To get Theophylline at a lower price, simply place your order above or give us a call at 1-888-903-2240
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