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Brethine (Terbutaline)

TypeDrug NameDosage 
Brethine0.5 mg/100 dose
Brethine2.5 mg


How and Where to Buy Brethine Online?


At this time, we carry only the brand name Brethine in stock. Your prescription for the Brethine bronchodilator can be ordered right here at CanadianPharmacyWorld.com. For those who would rather make their purchase by phone, you can dial 1-866-485-7979. No matter how you choose to order, you will have to have a valid prescription from your doctor.

Are there Alternative Names for the Brand and Generic Brethine?


Brethine is the brand name for terbutaline, though a generic equivalent is not available at this time.

What Dosages and Forms is Brethine available in?


Canadian Pharmacy World currently only carries the brand name Brethine bronchodilator by AstraZeneca and the Brethine tablets. It comes in two doses: 0.5 mg/100 dose turboinhaler, or a 2.5 mg tablet.

What is Brethine used for?


Brethine is a bronchodilator and works to improve breathing for patients with asthma. It also treats or prevents wheezing, chest tightness, and breathing problems in patients with bronchitis or emphysema.

Under direct supervision of your doctor, Brethine can be used to treat prolonged (more than 48 to 72 hours) premature labor. However, serious and even fatal side effects can occur when not taken as prescribed. Be sure to talk with your doctor to find out if Brethine is right for you.

What are the Possible Side Effects of Brethine?


While most side effects of this medication are fairly mild, there are a few which can mean a serious asthma attack is about to come on.

A few of the most common side effects that come with Brethine are:
• Headache;
• Nervousness;
• Dizziness;
• Weakness;
• Drowsiness;
• Nausea;
• Dry mouth; or
• Insomnia

However, contact your doctor right away if you experience these severe symptoms:
• Chest pains;
• Rapid heart rate;
• Pounding heartbeats or fluttering in the chest;
• Lightheadedness;
• Tremors;
• No improvement in your symptoms; or
• Worsening of any of your symptoms

Allergic reactions do happen while taking Brethine. If you suspect an allergic reaction, stop taking the medication immediately and seek emergency help. Allergic reactions to the active ingredient terbutaline include:
• Hives;
• Difficulty breathing;
• Swelling of the face, lips, tongue, or throat

Are there any Precautions and Drug interactions of Brethine?


If you’ve used any MAO inhibitor within the past two weeks, you should not take Brethine, as a dangerous interaction could occur.

If you take diuretics (water pills), or beta blockers – be sure to discuss them with your doctor before you start your treatment of Brethine.

Do not take Brethine longer than prescribed, or alter the dosage without a doctor’s approval. To ensure this medication isn’t causing unwanted, and/or harmful effects to your lungs, be aware that your doctor may prescribe frequent lung function tests or chest x-rays.

Brethine Storage and Safety Information


Be sure to store your medication at room temperature, away from extreme temperatures, moisture, and direct light.

Avoid environments that worsen your respiratory condition while on this medication. These can include dry air, smoking, dust inhalation, exercising in extreme cold, or exposure to known environmental allergens.

If you suspect an overdose of Brethine, seek immediate emergency help or call Poison Control at 1-800-463-5060.

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Prescriptions dispensed from Canada are dispensed by: Candrug Pharmacy, ID#18985 604-543-8711. Pharmacy Manager: Sanaa Abdelati. Pharmacy Address: Unit #202A, 8322-130th Street, Surrey, British Columbia, Canada V3W 8J9.
This pharmacy is duly licensed in the province of British Columbia, Canada by the College of Pharmacists of BC. If you have any questions or concerns you can contact the college at: 200-1765 West 8th Ave Vancouver, BC V6J 5C6 Canada.
In addition to dispensing from our affiliated Canadian dispensing pharmacy, we also dispense your medications from international fulfillment centers that are approved by the regulatory bodies from their respective countries. Canadianpharmacyworld.com dispenses medications from fulfillment centers around the world including and not limited to Canada, Singapore, New Zealand, Turkey, Mauritius, India, and United Kingdom.