What is a Generic Drug?

A generic drug is a copy of the brand-name drug with the same dosage, safety, strength, quality, consumption method, performance, and intended use. Before generics become available on the market, the generic company must prove it has the same active ingredients as the brand-name drug and works in the same way and in the same amount of time in the body.

The only differences between generics and their brand-name counterparts is that generics are less expensive and may look slightly different (eg. different shape or color), as trademarks laws prevent a generic from looking exactly like the brand-name drug.

Generics are less expensive because generic manufacturers don't have to invest large sums of money to develop a drug. When the brand-name patent expires, generic companies can manufacture a copy of the brand-name and sell it at a substantial discount.

Razadyne (Galantamine)

Also Known as Reminyl


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Generic Equivalent - Razadyne (Galantamine)

Prescription Required


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  • Product Details


    Razadyne contains the active ingredient galantamine, which is used in people with Alzheimer’s disease (AD). Patients with AD have a variety of symptoms that impact their life, including dementia. Razadyne is improved to treat dementia symptoms, including mental decline, inability to recognize common things, mood swings, hallucinations, and memory loss.

    Fact Table




    US FDA



    Legal status


    Chemical Name


    Elimination half-life

    7 hour

    Dosage (Strength)

    4mg, 8mg


    Consult Doctor



    Protein binding


    PubChem CID






    ATC code






    Routes of administration

    By mouth


    Take Razadyne exactly as prescribed by the healthcare provider.

    The usual starting dose is Razadyne 4 mg by mouth twice daily. After four weeks, your dose may be increased to Razadyne 8 mg twice daily. The dosage can again be increased after four weeks to a maximum of 12 mg twice daily.


    The active ingredient in Razadyne is galantamine.


    Razadyne has a high potential for drug-drug interactions, including: 

    • Abiraterone
    • Anticholinergic agents
    • Antipsychotic agents
    • Atazanavir
    • Beta-blockers
    • Bupropion
    • Ceritinib
    • Ceritinib
    • Cinacalcet
    • Clarithromycin
    • Cobicistat and cobicistat-containing coformulations
    • Corticosteroids
    • Dacomitinib
    • Darifenacin
    • Darunavir
    • Darunavir
    • Duloxetine
    • Fedratinib
    • Fluoxetine
    • Givosiran
    • Idelalisib
    • Indinavir
    • Itraconazole
    • Ketoconazole
    • Lonafarnib
    • Lopinavir
    • Lorcaserin
    • Mifepristone
    • Mirabegron
    • Nefazodone
    • Nelfinavir
    • Ombitasvir-paritaprevir-ritonavir
    • Ombitasvir-paritaprevir-ritonavir plus dasabuvir
    • Paroxetine
    • Posaconazole
    • Quinidine
    • Ritonavir and ritonavir-containing coformulations
    • Rolapitant
    • Saquinavir
    • Succinylcholine
    • Telithromycin
    • Terbinafine (systemic)
    • Thioridazine
    • Tipranavir
    • Tucatinib
    • Voriconazole


    If you have trouble breathing while taking Razadyne, stop taking it and call your healthcare provider.

    Stop taking Razadyne right away if you develop a skin rash.

    Your doctor should perform tests for heart diseases before starting Razadyne.

    Side Effects

    The most common side effects may include:

    • Abdominal distress
    • Abdominal pain
    • Bradycardia
    • Decreased appetite
    • Depression
    • Diarrhea
    • Dizziness
    • Drowsiness
    • Dyspepsia
    • Falling
    • Fatigue
    • Headache
    • Laceration
    • Lethargy
    • Malaise
    • Muscle spasm
    • Nausea
    • Syncope
    • Tremor
    • Vomiting
    • Weight loss


    1. Razadyne [package insert]. Titusville, NJ: Janssen Pharmaceuticals; 2015.

    Frequently Asked Questions about Razadyne

    What is Razadyne, and what is it used for?

    Razadyne, also known as Galantamine, is a medication primarily used to treat mild to moderate Alzheimer's disease. It is prescribed to help improve cognitive function and memory in individuals with this condition.

    How does Razadyne work?

    Razadyne works by increasing the levels of certain neurotransmitters, such as acetylcholine, in the brain. This helps to improve communication between nerve cells and can temporarily alleviate some of the symptoms of Alzheimer's disease.

    Is Razadyne a cure for Alzheimer's disease?

    No, Razadyne is not a cure for Alzheimer's disease. It is a symptomatic treatment that may temporarily improve cognitive function and quality of life in individuals with mild to moderate Alzheimer's disease.

    What are the common side effects of Razadyne?

    Common side effects of Razadyne may include nausea, vomiting, diarrhea, loss of appetite, dizziness, and headache. These side effects are generally mild and may improve with time or dosage adjustments.

    Can Razadyne be used in severe Alzheimer's disease cases?

    Razadyne is typically prescribed for mild to moderate Alzheimer's disease. It may not be as effective in severe cases, and the decision to use it in severe cases should be made by a healthcare professional.

    Is Razadyne safe for long-term use?

    Razadyne can be used for long-term treatment, but its safety and effectiveness should be monitored regularly by a healthcare provider. They may adjust the dosage or recommend discontinuing the medication if necessary.

    How should Razadyne be taken?

    Razadyne is usually taken by mouth with food to minimize stomach upset. The dosage and administration instructions should be followed as prescribed by your healthcare provider.

    Can Razadyne be used in combination with non-drug therapies for Alzheimer's?

    Yes, Razadyne can be used alongside non-drug therapies like cognitive stimulation, physical exercise, and a healthy diet. Combining medication with these therapies may provide the best results in managing Alzheimer's disease.

    Is Razadyne suitable for all individuals with Alzheimer's disease?

    Razadyne may not be suitable for everyone with Alzheimer's disease. It should be prescribed and monitored by a healthcare provider who can assess its appropriateness for each individual's unique situation.

    Can Razadyne prevent the progression of Alzheimer's disease?

    Razadyne is not a disease-modifying medication, so it does not prevent or slow down the progression of Alzheimer's disease. It primarily helps manage the symptoms of the condition.

    IMPORTANT NOTE: The above information is intended to increase awareness of health information and does not suggest treatment or diagnosis. This information is not a substitute for individual medical attention and should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. See your health care professional for medical advice and treatment.

    Product Code : 9376

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