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Olanzapine

Olanzapine is an antipsychotic used for selected schizophrenia and bipolar treatment. Listed uses include Bipolar Disorder.

Zyprexa

Schizophrenia, Bipolar Disorder

2.5 · 5 · 7.5 · 10 · 15 · 20mg

Olanzapine tablets in six strengths from 2.5mg to 20mg, used in the management of schizophrenia and bipolar disorder. A 5-HT2 and D2 antagonist.

From$0.45/ tabletView

Key points

  • Oral and long-acting formulations require distinct specialist plans.
  • Weight, glucose, lipids, sedation and movement effects require monitoring.
  • High fever with rigidity, suicidal intent or stroke symptoms needs urgent care.

Select a listed product and pack to order online. Ask your doctor or pharmacist whether it suits you and what monitoring it needs.

Important safety checks

Metabolic risk, dementia, movement symptoms, heart health, smoking changes and sedating medicines require review.

When to seek urgent care

Seek urgent help for high fever with rigidity and confusion, seizures, suicidal intent, fainting or stroke symptoms.

Further reading

What is olanzapine used for?

Olanzapine is a second-generation antipsychotic used for schizophrenia and bipolar disorder.

How does olanzapine work?

Olanzapine blocks serotonin and dopamine receptors in the brain. It also acts on muscarinic, histaminic and adrenergic receptors, which helps balance chemical signalling.

Which product contains olanzapine?

The olanzapine product on SGMeds is Zyprexa, and its page gives the strengths and pack sizes.

How long does olanzapine take to work?

Olanzapine can take 1 to 2 weeks to start working.

What are the side effects of olanzapine?

Common side effects include drowsiness, weight gain and dizziness. Less common effects include low blood pressure on standing, raised prolactin levels and dry mouth. Serious effects such as a rare reaction with high fever and stiff muscles (neuroleptic malignant syndrome), high blood sugar and lasting involuntary movements (tardive dyskinesia) need immediate medical attention.

Can olanzapine be taken with alcohol?

Alcohol, diazepam and levodopa can interact with olanzapine, so ask your doctor or pharmacist before combining them.

What does olanzapine cost in Singapore dollars?

The product on this page shows a price for each strength and pack size in Singapore dollars, converted from US dollars, so the exchange rate can change the final amount. Larger packs usually cost less per tablet.

Payment and prices →

Do I need a prescription for olanzapine in Singapore?

No. SGMeds does not ask for a prescription to order olanzapine: we place the order with our pharmacy partner, which prepares it and arranges delivery on your behalf.

Ordering without a prescription →

Can I buy olanzapine online in Singapore?

Yes, here on SGMeds: choose the product, strength and pack, then check out. We deliver to Singapore and Malaysia. Express shipping is tracked and takes up to 1 week, and Regular shipping takes up to 3 weeks.

How ordering works →

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