Zyban

What is Zyban?

Zyban is a smoking cessation treatment from GlaxoSmithKline (GSK).

Zyban is available to order from Prescription Doctor's online pharmacy.

Is Zyban effective?

Numerous studies have shown that Zyban is effective at helping people quit smoking.

According to Patient.info, Zyban helps 1 in 5 people quit the habit.

Is Zyban safe?

While studies have shown that Zyban is safe and effective, it is not suitable for everyone.

Our online doctors can determine whether Zyban is the right quit smoking treatment for you following an online consultation.

Do not take Zyban if you:

• are allergic to Zyban or any of its ingredients
• are taking other medicines that contain bupropion or naltrexone (such as Mysimba)
• have a condition that causes fits, convulsions or seizures (such as epilepsy)
• have an eating disorder (bulimia or anorexia)
• have severe liver problems (cirrhosis of the liver)
• are pregnant or breastfeeding
• have a tumour on your brain or spine
• are a heavy drinker
• have bipolar disorder
• are taking medicines for depression

When filling out the online form, make sure you list all other medicines you are currently taking - including those bought over the counter as well as prescribed by your doctor.

Side effects of Zyban may include:

• Mood changes (depression, anxiety or agitation)
• Difficulty concentrating
• Feeling shaky (tremor)
• headaches
• nausea
• vomiting
• stomach pain

This isn't a full list of side effects. Further information regarding the safety of Zyban can be found in the enclosed patient information leaflet.

If you experience any side effects or have any concerns about your treatment, you can speak to one of our online doctors under "my account" and then "my chats".

Frequently Asked Questions

What should I do if I forget to take Zyban when I should?

If you forget to take Zyban when you should, skip the missed dose and take your next dose at the usual time.

Do not take more Zyban to make up for a missed dose.

What should I do if I take more Zyban than I should?

If you accidentally take more Zyban than you should, you should seek immediate medical attention.

Taking too much Zyban puts you at an increased risk of side effects, including fits. Speak to a doctor or go straight to your nearest accident and emergency department. Remember to take the packaging and any remaining medicine with you, so that doctors treating you know exactly what and how much you took.

Can I drink alcohol while taking Zyban?

You should avoid or limit alcohol consumption while taking Zyban.

Will Zyban affect my ability to drive or operate machinery?

Zyban may cause drowsiness, dizziness or light-headedness. If you are affected by these, do not drive or operate machinery until you feel safe enough to do so.

Can I take Zyban while pregnant or breastfeeding?

You should not take Zyban if you are pregnant or breastfeeding unless you have been instructed to do so by a doctor.

If you are pregnant, think you might be pregnant, plan on becoming pregnant, or are breastfeeding, seek medical advice from a doctor before taking Zyban.

How long does Zyban take to work?

It takes about one week of taking Zyban for the drug to stabilise in the blood. You should be able to stop smoking after taking Zyban for seven weeks and come off the medication after nine weeks.

Can I buy Zyban over the counter?

Zyban is only available on prescription in the UK and cannot be bought over the counter.

With Prescription Doctor, you can order Zyban online without having a prescription. Fill out our online medical form for one of our online doctors to review.

If our doctor approves your request, they can issue a prescription for our pharmacy. We can dispatch Zyban directly to your door in discreet packaging to maintain your privacy.

This content has been written and checked for quality and accuracy by Mohamed Imran Lakhi Content Administrator Updated on: 02/06/2023 Next review: 02/12/2023

This content has been written by Mohamed Imran Lakhi Content Administrator Updated on: 02/06/2023 Next review: 02/12/2023