Olanzapine
$0.68
Olanzapine treats schizophrenia and bipolar disorder by helping to balance chemicals in the brain.
Drug Information
13 reviews for Olanzapine
Olanzapine is an antipsychotic medicine. It is used for schizophrenia and bipolar disorder.
What is it used for?
- Schizophrenia
- Mania in bipolar disorder
- Preventing relapse in bipolar disorder
How does it work?
Olanzapine blocks dopamine and serotonin receptors in the brain, which helps reduce hallucinations, delusions and extreme mood changes.
This information is written in simple words to help you understand this product. It does not replace advice from your doctor or pharmacist.
Read these points before you start. If any of them apply to you, talk to your doctor or pharmacist first.
- Older people with dementia who take antipsychotic medicines have a higher risk of stroke and death. It is not approved for behaviour problems caused by dementia.
- It can make you sleepy or dizzy. Do not drive or use machines until you know how it affects you. Avoid alcohol.
- It can raise blood sugar, cholesterol and weight. Your doctor will check your weight, blood sugar and blood fats regularly.
- Tell your doctor if you have heart problems, epilepsy, diabetes, Parkinson's disease, glaucoma, trouble passing urine, or a history of blood clots.
- Avoid getting too hot or dehydrated, as your body may not cool down as well.
- Do not stop taking it suddenly. Your doctor will lower the dose slowly.
- Tell your doctor if you are pregnant, planning a pregnancy or breastfeeding.
- Smoking lowers olanzapine levels. Tell your doctor if you start or stop smoking.
- Tell your doctor or pharmacist about every other medicine, vitamin or herbal product you use.
- Keep this product out of the reach and sight of children.
Like all medicines, Olanzapine can cause side effects, but not everybody gets them.
Common side effects
- Weight gain and increased appetite
- Feeling sleepy
- Dizziness
- Dry mouth or constipation
- Higher cholesterol or blood sugar
These are usually mild and often get better as your body gets used to it. Tell your doctor if they bother you or do not go away.
Stop using it and get medical help straight away if you notice:
- High fever, stiff muscles, sweating, confusion and a fast heartbeat (a rare, serious reaction called neuroleptic malignant syndrome)
- Uncontrollable movements of the face, tongue or body
- A fast, pounding or uneven heartbeat, or fainting
- Signs of high blood sugar: very thirsty, passing lots of urine, feeling very tired
- Pain, swelling or redness in one leg, or sudden chest pain and breathlessness (possible blood clot)
This is not a complete list. If you notice anything unusual, ask your doctor or pharmacist.
- Take it once a day, at the same time each day, often in the evening.
- You can take it with or without food.
- A common adult dose is 10 mg once a day, ranging from 5 mg to 20 mg.
If you miss a dose: Take it as soon as you remember, unless it is nearly time for your next dose. Never take two doses at once.
If you use too much: Contact your doctor, a poison control centre or your local emergency number straight away, even if you feel fine. Take the pack with you.
How to store it: Keep it in its original pack at room temperature (below 25°C / 77°F), away from heat, damp and direct sunlight. Do not use it after the expiry date.
- QHow long does Olanzapine take to work?
- A
Some effects, like feeling calmer, may come within days. Full benefits on thoughts and mood can take several weeks.
- QCan I stop Olanzapine when I feel better?
- A
No. Stopping can make symptoms come back. Always talk to your doctor first.
- QWill Olanzapine make me put on weight?
- A
Weight gain is possible with many of these medicines. Healthy eating and regular activity help. Your doctor will keep an eye on it.

Samuel Young –
Ordering from this site was easy. Good, careful packing with no dents or tears. It was affordable and the total at checkout matched what I expected.
Diego Leroy –
I placed my first order here and it went smoothly. My Olanzapine matched the description on the page. I had no trouble at checkout, which is not always the case on other sites. Overall very good, thanks.
Isabella Malhotra –
This was my second order from the site. The total I saw at checkout was the total I paid. The support staff were quick to respond and easy to deal with. The listing was easy to understand and nothing felt confusing. All good on my side!
Farah Osman –
Ordering Olanzapine took only a few minutes. Everything I received was exactly what I ordered. I should add that reasonably priced and the discount at checkout was a nice touch. Everything went well, so I will be back.
Mia Hall –
I have ordered Olanzapine here before and this time was just as smooth. It was cheaper than my usual place, and the service was just as good. The packaging was neat and secure.
Irina Cook –
Packed properly, with nothing out of place. Everything with my Olanzapine was in order when I opened the box. Nothing negative to say, it was a good one.
Sanjay Phillips –
I needed to place an order in a hurry and this site made it easy. It was dispatched fast and reached me soon after. And everything was in order when I opened the box. Prices here are easy on the pocket.
Ishaan Lind –
Just received my Olanzapine and wanted to share how it went. The quantity was right and everything was accounted for. Tracking worked well and the delivery went exactly as planned. Nothing was broken or leaking and the box was in good shape. No problems at all, so I am pleased.
Neel Nowak –
Picked up my Olanzapine from this site and I am glad I did. Nothing was missing from my order. I found the cost to be better than what I saw elsewhere.
Chioma Hassan –
The outer box was discreet and the inside was well arranged. I reached out with a small query and it was sorted straight away. Navigation is simple, even for someone who is not great with websites. Highly satisfied with the service.
Hugo Campbell –
The expiry date was fine and everything looked as it should. The wait for delivery was short and painless. Simple, quick and reliable.
Liam Coleman –
Ordered Olanzapine a few days ago and wanted to leave a quick review. No surprise fees at checkout, which I appreciated. I should add that what arrived was just as listed on the site. Browsing the site was pleasant and the search worked well. Very satisfied with how it all went.
Lin Richardson –
I ordered Olanzapine from here last week and the whole thing was hassle free. The seals were intact and everything looked fresh. The product matched the description on the page. Pleased with the whole thing.