Safely Buy Zyban ( Bupropion Hydrochloride SR ) from Canada Prescriptions Plus.

Indications

Zyban is a smoking cessation medicine used to help people stop smoking.

Bupropion is an aminoketone drug that inhibits the reuptake of norepinephrine and dopamine in your brain to increase the availability of these two chemicals. Thanks to these inhibitory actions, Zyban can improve your ability to resist smoking by decreasing your cravings.

Dosage and Administration

The dose of Zyban that is prescribed will vary depending on the individual being treated. Follow all your healthcare provider’s directions of use and read packaging instructions carefully to ensure the best response during treatment. Do not change your dose or suddenly stop taking this medication without speaking to your healthcare provider.

• Swallow tablets whole
• Take with or without food
• If Zyban causes stomach upset, take your doses with food
• Most adults start by taking 150mg once a day
• If needed and tolerated, doses can increase after 3 days of treatment to 300mg taken as 150mg twice daily
• If taking twice daily doses, take your doses at least 8 hours apart
• You can continue to smoke for the first 7 days of treatment, but you should choose a date during the second week to stop
• Speak with your healthcare provider if you have trouble stopping smoking
• Store at room temperature away from children and pets

Side Effects

Zyban may cause some side effects to develop while affecting your levels of dopamine and norepinephrine. Talk to your healthcare provider to learn more about any symptoms that you may encounter during treatment.

Common Zyban side effects may include:

• Dry mouth, sore throat, stuffy nose
• Ringing ears
• Blurred vision
• Nausea, vomiting, stomach pain, decreased appetite, constipation
• Insomnia
• Tremors, sweating
• Anxiety, nervousness
• Fast heart rate
• Confusion, agitation, hostility
• Rash
• Weight loss
• Increased urination
• Headache, dizziness
• Muscle or joint pain

Contact your healthcare provider if you experience any new or worsening symptoms including changes in your mood or behaviour, anxiety, depression, panic attacks, insomnia, or if you feel impulsive, irritable, agitated, hostile, aggressive, restless, hyperactive, or thoughts of suicide or self-harm.

Serious Side Effects

Some more serious adverse reactions may occur when taking Zyban. Contact your healthcare provider if you notice any of the following symptoms:

• Seizure
• Confusion, changes in mood or behaviour
• Blurred or tunnel vision, eye swelling or pain, seeing halos around lights
• Fast or irregular heartbeats
• Manic episodes (racing thoughts, increased energy, reckless behaviour, feeling extremely happy or irritable, talkative, insomnia)

Allergic Reactions

Do not take Zyban if you are allergic to bupropion or any of the other tablet ingredients. Stop using this medication and call your healthcare provider if you develop any signs of an allergic reaction including:

• Hives, itching
• Trouble breathing
• Swollen glands
• Swelling face or throat
• Fever
• Sore throat
• Burning eyes, skin pain
• Skin rash with blistering or peeling

Cautions

• Do not take Zyban if you have any of the following conditions:
  • Epilepsy or another seizure disorder
  • Eating disorder like anorexia or bulimia
  • If you have suddenly stopped using alcohol, seizure medications, or a sedative
• Do not use Zyban if you have taken a monoamine oxidase inhibitor (MAOI) in the past 14 days because the drugs can interact and cause adverse reactions. MAOIs include isocarboxazid, linezolid, methylene blue injection, and many others.
• If you take bupropion for depression, do not use Zyban to quit smoking.
• Zyban has been found to cause seizures, especially in patients with specific underlying conditions or who take certain drugs.
• To ensure your safety when taking Zyban, tell your healthcare provider if you have ever had any of the following:
  • A head injury
  • Seizures
  • Brain or spinal cord tumour
  • Narrow-angle glaucoma
  • Heart disease, high blood pressure, heart attack
  • Diabetes
  • Kidney or liver disease
  • Depression, bipolar disorder, or another mental illness
  • If you drink large quantities of alcohol
• Avoid drinking alcohol during treatment with Zyban because it can increase your risk of developing seizures. Your risk may also be high if you have suddenly quit drinking after consuming alcohol regularly. Speak with your healthcare provider to learn how you can navigate your risk.
• Be careful when driving or performing hazardous tasks because Zyban can impair your thinking and reactions.
• Quitting smoking may cause new or worsening mental health problems including depression. Speak with your healthcare provider if you experience any changes in your mood or behaviour.
• If you use a nicotine replacement product such as nicotine patches or gum while taking Zyban, your will be at an increased risk of developing high blood pressure.
• Do not smoke during treatment with Zyban if you are already using nicotine replacement products to avoid having too much nicotine in your system.
• Many drugs could interact with Zyban and cause adverse reactions. Tell your healthcare provider about all the medicines you take, especially any of the following:
  • Nicotine replacement therapy including nicotine patches
  • Stimulants or medicines used to control your weight or appetite
  • Insulin or other diabetes medications
  • Medicine used to treat depression or other mental health problems
  • Parkinson’s disease medications
  • Medicines used to treat epilepsy like carbamazepine or phenytoin
  • Cancer medicines like tamoxifen
  • Beta-blockers used to treat hypertension including metoprolol
  • Medications for irregular heart rhythms
  • Ticlopidine or clopidogrel
  • Ritonavir, efavirenz, and other HIV medications
• Ask your healthcare provider about using Zyban if you are pregnant. It is unclear if the medication will harm your unborn baby if used during pregnancy. Do not start or stop treatment with Zyban without first speaking with your healthcare provider.
• Discuss the risks and benefits of breastfeeding while taking Zyban.

Form and Strength

This smoking cessation medicine is available in tablet form.

• Zyban tablet strength:
  • 150mg

The 150mg Zyban tablets are available in quantities of 60 and 180.

FAQ

How long does it take for Zyban to kick in?

Zyban is quickly absorbed into your system but should take about one week for the medication to reach its full effects. Most healthcare providers recommend that you start treatment with Zyban one week before your quit date so that you have adequate support to stop smoking. Follow all guidelines and instructions provided to you by your healthcare provider to ensure the best results.

What happens if you smoke on Zyban?

Zyban does not contain any nicotine so if you smoke during treatment, it will not cause any serious adverse reactions. However, if you use any nicotine replacement products during treatment such as nicotine gum or patches, you should avoid smoking because otherwise you may have too much nicotine in your system. Speak with your healthcare provider for more information and guidance on ways to support your smoking cessation during treatment with Zyban.

Resources:

1. https://www.drugs.com/zyban.html
2. https://www.healthlinkbc.ca/medications/bupropion-sustained-release-smoking-deterrent-oral
3. https://www.medsafe.govt.nz/consumers/cmi/z/zyban.pdf
4. https://www.accessdata.fda.gov/drugsatfda_docs/label/2021/020711s052lbl.pdf