Dexamfetamine
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Drug Status
Government Approvals
UK(BNF)
WHO Essential Medicine
NO
Known Teratogen
No
Pharmaceutical Class
None
Controlled Drug Substance
No
Summary
Dexamfetamine is used to treat attention deficit hyperactivity disorder (ADHD), which is a condition that affects focus and behavior, and narcolepsy, which is a sleep disorder causing excessive daytime sleepiness.
Dexamfetamine works by increasing levels of certain brain chemicals, like dopamine and norepinephrine, which help improve focus, attention, and impulse control.
Dexamfetamine is usually taken as a tablet once or twice daily, with or without food. The starting dose for adults is typically 5 mg, with adjustments made by the doctor as needed.
Common side effects of dexamfetamine include dry mouth, loss of appetite, trouble sleeping, and headaches, which are unwanted reactions to the medication.
Dexamfetamine can increase heart problems, especially in those with pre-existing conditions, and may worsen mental health issues like anxiety. It should not be used by people with severe heart problems or allergies to the medication.
Indications and Purpose
How does dexamfetamine work?
Dexamfetamine works by increasing the levels of certain chemicals in the brain, such as dopamine and norepinephrine. These chemicals help improve attention, focus, and impulse control. Think of it like turning up the volume on a radio to hear the music more clearly. By enhancing these brain chemicals, dexamfetamine helps people with ADHD concentrate better and reduces symptoms of narcolepsy, like excessive daytime sleepiness. Always follow your doctor's instructions to ensure the medication is effective.
Is dexamfetamine effective?
Dexamfetamine is effective for treating attention deficit hyperactivity disorder (ADHD) and narcolepsy. It works by increasing certain chemicals in the brain that help improve attention and focus. Clinical studies show dexamfetamine significantly improves symptoms in people with ADHD, helping them concentrate better and reduce impulsive behavior. For narcolepsy, it helps reduce excessive daytime sleepiness. Always follow your doctor's instructions to ensure the medication is effective for your condition.
What is dexamfetamine?
Dexamfetamine is a medication used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy. It belongs to a class of drugs called stimulants, which increase certain chemicals in the brain to improve focus and attention. Dexamfetamine helps people with ADHD concentrate better and reduces impulsive behavior. For narcolepsy, it helps reduce excessive daytime sleepiness. It's important to follow your doctor's instructions when taking dexamfetamine to ensure it's effective for your condition.
Directions for Use
For how long do I take dexamfetamine?
Dexamfetamine is usually a long-term medication for managing conditions like ADHD and narcolepsy. You'll typically take it every day as part of your ongoing treatment plan. The duration of use depends on your body's response, any side effects you experience, and changes in your overall health. Always talk with your doctor before changing or stopping your dexamfetamine treatment. They can help determine the best course of action for your health needs.
How do I dispose of dexamfetamine?
To dispose of dexamfetamine, take it to a drug take-back program or collection site at a pharmacy or hospital. They will dispose of it properly to prevent harm to people or the environment. If you can't find a take-back program, you can throw it in the trash at home. First, mix it with something undesirable like used coffee grounds, seal it in a plastic bag, and throw it away. Always keep medications out of reach of children and pets.
How do I take dexamfetamine?
Take dexamfetamine exactly as prescribed by your doctor. It's usually taken once or twice daily, with or without food. Swallow the tablet whole; do not crush or chew it. If you miss a dose, take it as soon as you remember, unless it's close to your next dose. In that case, skip the missed dose. Do not double up on doses. Avoid alcohol while taking dexamfetamine, as it can increase side effects. Always follow your doctor's specific instructions regarding your medication.
How long does it take for dexamfetamine to start working?
Dexamfetamine starts working quickly, often within 30 minutes to an hour after taking it. The full therapeutic effect can be noticed within a few days to a week. Individual factors like age, metabolism, and overall health can affect how quickly you notice the benefits. Always take dexamfetamine exactly as prescribed for the best results. If you have concerns about how the medication is working, talk with your doctor. They can help adjust your treatment if needed.
How should I store dexamfetamine?
Store dexamfetamine at room temperature, away from moisture and light. Keep it in a tightly closed container to protect it from damage. Avoid storing it in humid places like bathrooms, as moisture can affect the medication's effectiveness. If your pills came in packaging that isn't child-resistant, transfer them to a container that children can't easily open. Always store dexamfetamine out of children's reach to prevent accidental swallowing.
What is the usual dose of dexamfetamine?
The usual starting dose of dexamfetamine for adults is 5 mg once or twice daily. Your doctor may adjust the dose based on your response and needs. The maximum recommended dose is typically 40 mg per day. For children, the starting dose is usually lower, and adjustments are made carefully. Elderly patients may require lower doses due to increased sensitivity. Always follow your doctor's specific dosing instructions for your health needs.
Warnings and Precautions
Can dexamfetamine be taken safely while breastfeeding?
Dexamfetamine is not recommended while breastfeeding. It can pass into breast milk and may affect the breastfed infant. Potential effects include irritability and poor feeding. We don't have much information on how it affects milk supply. If you're taking dexamfetamine and want to breastfeed, talk with your doctor about safer medication options. They can help you find a treatment that allows you to nurse your baby safely.
Can dexamfetamine be taken safely while pregnant?
The safety of dexamfetamine during pregnancy is not well-established. Limited evidence makes it difficult to provide definitive advice. Some studies suggest potential risks to the unborn baby, such as low birth weight or premature birth. If you're pregnant or planning to become pregnant, talk with your doctor about the safest way to manage your condition. Your doctor can help create a treatment plan that protects both you and your baby.
Can I take dexamfetamine with other prescription drugs?
Dexamfetamine can interact with other medications, increasing the risk of adverse effects. Major interactions include monoamine oxidase inhibitors (MAOIs), which can cause dangerous increases in blood pressure. Moderate interactions include certain antidepressants and blood pressure medications, which can affect how dexamfetamine works. Always inform your doctor about all the medications you are taking to prevent interactions. They can help adjust your treatment plan to ensure it's safe and effective.
Does dexamfetamine have adverse effects?
Adverse effects are unwanted reactions to a medication. Dexamfetamine can cause adverse effects like increased heart rate, insomnia, and anxiety. These effects vary in frequency and severity. Serious side effects include heart problems and mental health changes. If you notice any new or worsening symptoms, contact your doctor immediately. They can help determine if the symptoms are related to dexamfetamine and adjust your treatment if necessary.
Does dexamfetamine have any safety warnings?
Yes, dexamfetamine has important safety warnings. It can increase the risk of heart problems, especially in people with pre-existing heart conditions. It may also cause or worsen mental health issues like anxiety or depression. Not adhering to these warnings can lead to serious health consequences. Always inform your doctor of your medical history and any new symptoms. Regular monitoring by your healthcare provider is essential to ensure safe use of dexamfetamine.
Is dexamfetamine addictive?
Yes, dexamfetamine has the potential to be addictive. It can cause physical and psychological dependence, especially if misused or taken in higher doses than prescribed. Signs of dependence include cravings and using the medication despite negative effects. To prevent addiction, take dexamfetamine exactly as prescribed by your doctor. Avoid increasing the dose or frequency without medical advice. If you have concerns about dependence, discuss them with your healthcare provider.
Is dexamfetamine safe for the elderly?
The elderly are more vulnerable to the safety risks of dexamfetamine due to age-related changes in the body. These changes can affect how the medication is processed, increasing the risk of side effects like heart problems or mental health changes. Dexamfetamine can be used in the elderly, but with caution. Regular monitoring by a healthcare provider is essential to ensure safe use. Always consult your doctor about the risks and benefits of dexamfetamine for elderly patients.
Is it safe to drink alcohol while taking dexamfetamine?
It's best to avoid alcohol while taking dexamfetamine. Alcohol can increase the risk of side effects like dizziness and impair your ability to concentrate. It may also worsen the medication's effects on your heart and mental health. If you choose to drink occasionally, limit your alcohol intake and watch for warning signs like increased heart rate or mood changes. Talk with your doctor about alcohol use while taking dexamfetamine for personalized advice.
Is it safe to exercise while taking dexamfetamine?
Yes, you can exercise while taking dexamfetamine, but be mindful of how your body feels. This medication can increase heart rate and blood pressure, which might affect your exercise capacity. If you feel dizzy or lightheaded during physical activity, slow down or stop and rest. Drink plenty of water to stay hydrated. Most people can maintain their regular exercise routine, but check with your doctor if you have concerns about your specific situation.
Is it safe to stop dexamfetamine?
Stopping dexamfetamine suddenly can cause withdrawal symptoms like fatigue, depression, and changes in mood. It's important to talk with your doctor before stopping the medication. They may suggest gradually reducing the dose to minimize withdrawal effects. Your doctor will help you make any medication changes safely to protect your health. Always follow your doctor's advice when adjusting or stopping dexamfetamine.
What are the most common side effects of dexamfetamine?
Side effects are unwanted reactions to a medication. Common side effects of dexamfetamine include dry mouth, loss of appetite, and trouble sleeping. These effects can vary from person to person. If you experience new symptoms after starting dexamfetamine, they might be temporary or unrelated to the medication. Talk with your doctor before stopping any medication. They can help determine if the side effects are related to dexamfetamine and suggest ways to manage them.
Who should avoid taking dexamfetamine?
Dexamfetamine should not be used if you have a history of heart problems, severe anxiety, or a known allergy to the medication. These are absolute contraindications due to severe risks. Relative contraindications include conditions like high blood pressure or a history of drug abuse, where caution is needed. Always consult your doctor about your medical history before starting dexamfetamine to ensure it's safe for you.
