Chlorpromazine Generic

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*Based on the difference between the U&C price submitted and the price the patient paid, as of April 2023.

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  1. Medication
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  2. Chlorpromazine HCl
    Generic for Thorazine
    45 tablets $7.8 USD
    Save $339.15
  3. Chlorpromazine HCl
    Generic for Thorazine
    30 tablets $6.3 USD
    Save $225.00
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Do you need a prescription for chlorpromazine?

Yes, chlorpromazine is only available with a valid physician Rx.

How much is chlorpromazine without Insurance in the US?

Our website gives two competitive savings options to US customers who wish to purchase chlorpromazine, as either a brand or generic, if available. The first is access to medications through our mail-order online pharmacy. The second is by using the Now Patient Rx Advantage Card, which can be used in over 65,000 pharmacies nationwide, across America. If you are insured, then in most cases, the cash price will be significantly cheaper than the copay.

What will my out-of-pocket cost be for chlorpromazine in the US?

There are no out-of-pocket (OOP) costs because we are currently only offering a cash-based option to purchase medications.

Is Now Patient a chlorpromazine savings card?

Yes. Save up to 90% on your chlorpromazine with the FREE Now Patient Rx Advantage card*.
*Based on the difference between the U&C submitted by the pharmacy and the price the patients pay.

Can you handle Rx transfers for home delivery in the US?

Yes. If you use the mail-order online pharmacy option, then we can handle requests by you to have your prescription transferred to our pharmacy for home delivery. We can even help you manage your refills by giving you timely reminders, so you do not run out of your medication.

Is Now Patient a chlorpromazine coupon provider in the US?

No. Now Patient does not provide chlorpromazine coupons or FREE chlorpromazine samples.

Do you accept commercial, Medicare or Medicaid coverage for chlorpromazine in the US?

No. Currently, we only offer cash-based options for purchase, therefore we do not require your insurance benefit details. In the future, our plan is to be able to handle commercial insurance, Medicare and Medicaid including cases where you have multiple health plans that provide benefit coverage (e.g. Medicaid and Commercial). We also anticipate being able to handle more complex scenarios such as using primary insurance combined with a manufacturer copay assistance program.

Does Now Patient work with Medicare?

Our cash-based prices for medications are typically cheaper than Medicare copays. We do not bill Medicare Part D (standalone drug coverage) or Medicare Advantage (combined health and drug coverage). When you purchase your medication from Now Patient, you will be doing so out of your pocket. The spend will not count towards your plan deductibles or gaps.

Does Now Patient work with Commercial Insurance?

Our cash-based prices for medications are typically cheaper than commercial plan copays. We do not bill your commercial plan. When you purchase your medication from Now Patient, you will be doing so out of your pocket. The spend will not count towards your plan deductibles or gaps.

What should you do if you use too much chlorpromazine?


Call your doctor right away or seek immediate medical attention if your symptoms do not improve or they become worse after using chlorpromazine. You can also call 800-222-1222 to reach the American Association of Poison Control Centers or use its online resource if you think you’ve used too much chlorpromazine. But if you have severe symptoms, call 911 (or your local emergency number) immediately or go to the nearest emergency room.


If you think it is an emergency, call 999 or find your nearest A&E
If you need help now, but it’s not an emergency go to 111.nhs.uk or call 111. Alternatively you can speak to one of our pharmacists or use the Now Patient app to make an appointment with your GP.

What should I do if I miss my dose?

There are occasions when people forget to take their medication at correct prescribed times. This may not only have an effect on potentially making the medication less effective but it may also inadvertently lead to taking doses too close together, thereby increasing the risks of side effects.

Click here to find out what to do if you forgot to take your medication

What is generic chlorpromazine?

Generic chlorpromazine refers to the non-brand-name version of the medication. It contains the same active ingredient as the brand-name drug but is typically less expensive.

FDA approval of chlorpromazine

Chlorpromazine is approved by the U.S. Food and Drug Administration (FDA) for the treatment of various conditions, including schizophrenia and severe behavioral problems in children.

Active ingredient of chlorpromazine

The active ingredient of chlorpromazine is chlorpromazine hydrochloride.

US brand name of chlorpromazine and manufacturer

Chlorpromazine is available in the US under various brand names, including Thorazine. It is manufactured by different pharmaceutical companies.

UK brand name of chlorpromazine and manufacturer

In the UK, chlorpromazine is available under various brand names, including Largactil. The manufacturer may vary depending on the brand name.

Prescription requirement for chlorpromazine

A prescription (Rx) is required for chlorpromazine in both the US and the UK.

Availability of chlorpromazine in the UK with NHS prescription

Chlorpromazine is available in the UK with an NHS prescription.

Conditions treated by chlorpromazine

Chlorpromazine is an antipsychotic drug, primarily used for the treatment of psychotic disorders such as schizophrenia, bipolar disorder, and acute psychosis. It may also be used for other psychiatric conditions and severe behavioral problems in children. In addition it may also be used to relieve prolonged hiccups, relieve anxiety prior to surgery, acute intermittent porphyria, and help with the treatment of tetanus.

How does chlorpromazine work?

Chlorpromazine belongs to a class of medications known as typical antipsychotics. It works by blocking certain neurotransmitters, such as dopamine, in the brain, which helps to reduce psychotic symptoms. Chlorpromazine also has an antiemetic effect.

Forms of chlorpromazine available

Chlorpromazine is available in the form of oral tablets, oral solution, and injection.

Dosage of chlorpromazine

The dosage of chlorpromazine may vary depending on the individual’s condition, age, and response to the medication. It is important to follow the recommended dosage instructions provided by the healthcare provider.

Directions for chlorpromazine use

Chlorpromazine should be taken exactly as directed by the healthcare provider. The medication is usually taken orally, with or without food. For the injection form, it should be administered by a healthcare professional. It is important to take chlorpromazine consistently and continue the prescribed treatment course.

Warnings and precautions for chlorpromazine

  • Chlorpromazine may cause certain side effects, including drowsiness, dizziness, and movement disorders. It may also increase the risk of developing a serious condition called neuroleptic malignant syndrome (NMS). Close monitoring is necessary during treatment
  • Tell your doctor if you have ever had an allergic reaction (including jaundice, or agranulocytosis) to chlorpromazine, or other phenothiazines (fluphenazine, prochlorperazine, promethazine, thioridazine, and trifluoperazine), before starting treatment

Use of chlorpromazine during pregnancy

The use of chlorpromazine during pregnancy should be carefully considered, and the potential risks and benefits should be discussed with a healthcare provider. The medication may be used during pregnancy if the potential benefits outweigh the risks.

Use of chlorpromazine while breastfeeding

Chlorpromazine passes into breast milk. The use of chlorpromazine while breastfeeding should be discussed with a healthcare provider, considering the potential risks and benefits for the mother and the infant.

Possible side effects of chlorpromazine

In clinical trials, common side effects of chlorpromazine include anticholinergic side effects such as drowsiness, dry mouth, sedation, constipation, weight gain, low blood pressure (hypotension) when standing, blurred vision, extrapyramidal side effects (such as muscle stiffness, akathisia, parkinsonism, and tardive dyskinesia), and glaucoma in the elderly. Serious side effects are possible but less common. Promptly report any concerning symptoms to a healthcare provider.

Interactions with other drugs

Chlorpromazine may interact with certain medications, including levodopa, lithium, macrolide antibiotics, antidepressants, barbiturates (chlorpromazine potentiates the CNS depressant effect), medications for Parkinson’s disease, selective-serotonin reuptake inhibitors, propranolol, or antihistamines. It is important to inform your healthcare provider about all the prescription drugs, over the counter medication, multivitamins, and supplements you are taking, to avoid potential drug interactions and adverse effects.

Similar drugs to chlorpromazine

Other typical antipsychotic medications used for the treatment of schizophrenia include haloperidol, fluphenazine, and thioridazine.



Now Patient has taken all reasonable steps to ensure that all material is factually accurate, complete, and current. However, the knowledge and experience of a qualified healthcare professional should always be sought after instead of using the information in this page. Before taking any drug, you should always speak to your doctor or another qualified healthcare provider.

The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.

Stefano Mirabello Medical Reviewer
Pharmacist / B.Pharm
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