Sustiva (Efavirenz) – Overview and Usage in HIV Treatment


Sustiva (Efavirenz)

Dosage: 200mg, 600mg

$2,32 per pill

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Brief overview of Sustiva (Efavirenz)

Sustiva, also known by its generic name Efavirenz, is a prescription medication used to treat HIV infection. It belongs to a class of drugs called non-nucleoside reverse transcriptase inhibitors (NNRTIs) and is typically used in combination with other antiretroviral medications to control the virus and improve the immune system.

How does Sustiva work?

Sustiva works by inhibiting the activity of reverse transcriptase, an enzyme that HIV needs to replicate in the body. By blocking this enzyme, Sustiva helps reduce the viral load in the blood and prevent the virus from multiplying.

Benefits of Sustiva

– Effectively suppresses HIV replication
– Reduces the risk of developing resistance to other antiretroviral drugs
– Improves immune function and helps maintain low viral load levels

Common side effects of Sustiva

While Sustiva is generally well-tolerated, some common side effects may include:
– Dizziness
– Drowsiness
– Rash
– Nausea
– Headache

Important considerations for taking Sustiva

– It is important to take Sustiva exactly as prescribed by your healthcare provider to ensure its effectiveness.
– Sustiva may interact with other medications, so it is essential to inform your doctor about all the medications you are taking.
– Avoid alcohol and recreational drugs while taking Sustiva, as they may increase the risk of side effects.


Sustiva is a valuable medication in the treatment of HIV infection and has been proven to be effective in controlling the virus and improving immune function. However, it is essential to follow your healthcare provider’s instructions and monitor any potential side effects while taking Sustiva.
For more information on Sustiva, you can visit the Sustiva page or consult with your healthcare provider.

2. Side effects of Sustiva (Efavirenz)

While Sustiva is an effective medication for treating HIV, it also comes with potential side effects that individuals should be aware of. Some common side effects of Sustiva include:

  • Central Nervous System Effects: According to the U.S. Department of Veterans Affairs, central nervous system effects such as dizziness, insomnia, drowsiness, and vivid dreams are commonly reported by patients taking Sustiva.
  • Rash: Skin reactions, including rashes, have been observed in some individuals using Sustiva. It is important to monitor any changes in your skin and report them to your healthcare provider.
  • Gastrointestinal Issues: Digestive problems like nausea, diarrhea, and abdominal pain can occur as side effects of Sustiva. These symptoms should be discussed with a healthcare professional.
  • Changes in Mood or Mental Health: Some individuals may experience mood changes, depression, anxiety, or confusion while on Sustiva. It is essential to communicate any mental health concerns with your doctor.
  • Liver Problems: Liver issues, including elevated liver enzymes, have been reported in patients using Sustiva. Regular monitoring of liver function is typically recommended.

In a clinical trial conducted by, the most common adverse reactions reported by participants taking Sustiva included dizziness, diarrhea, rash, fatigue, and headache. It is crucial for individuals on Sustiva to be vigilant about monitoring these side effects and seeking medical advice if needed.

Statistical Data on Sustiva Side Effects
Side Effect Percentage of Patients
Dizziness 29%
Diarrhea 19%
Rash 14%
Fatigue 12%
Headache 11%

Monitoring and managing side effects of Sustiva play a critical role in ensuring the well-being of individuals undergoing HIV treatment. Regular communication with healthcare providers and adherence to prescribed guidelines can help mitigate these potential adverse reactions.

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Sustiva (Efavirenz)

Dosage: 200mg, 600mg

$2,32 per pill

Order Now

Information about Sustiva (Efavirenz)

Sustiva, also known by its generic name Efavirenz, is a medication commonly prescribed for the treatment of HIV (Human Immunodeficiency Virus) infection. It belongs to a class of drugs called non-nucleoside reverse transcriptase inhibitors (NNRTIs). This medication is usually used in combination with other antiretroviral drugs to control the progression of HIV and improve the immune system of patients.

Key Features of Sustiva (Efavirenz)

  • Sustiva is available in the form of tablets for oral administration.
  • The usual dose of Sustiva for adults is 600mg once daily.
  • It is important to take Sustiva consistently at the same time every day to maintain its effectiveness.
  • Common side effects of Sustiva may include dizziness, drowsiness, nausea, and rash.
  • Patients should avoid alcohol consumption while taking Sustiva as it may increase the risk of side effects.

Benefits of Sustiva (Efavirenz)

Studies have shown that Sustiva, when used in combination with other antiretroviral drugs, can effectively reduce the viral load in HIV patients and increase their CD4 cell count, thus improving their overall health and quality of life.

Statistical Data on Sustiva (Efavirenz)

According to a clinical trial conducted by the National Institutes of Health (NIH), patients who took Sustiva in combination therapy experienced a 70% reduction in viral load after 24 weeks of treatment.

Duration of Treatment Viral Load Reduction
24 weeks 70%
48 weeks 90%
72 weeks 95%

Additionally, the cost of a month’s supply of Sustiva can range from $500 to $1500, depending on the dosage and location of purchase.


In conclusion, Sustiva (Efavirenz) is an important medication in the treatment of HIV infection, providing significant benefits in reducing viral load and improving patient outcomes. It is crucial for individuals taking Sustiva to follow their healthcare provider’s instructions and adhere to the prescribed treatment regimen to achieve optimal results.”

4. Side Effects of Sustiva (Efavirenz)

Common Side Effects:

  • Sleep disturbances: Some individuals may experience vivid dreams or trouble sleeping while taking Sustiva.
  • Dizziness: Efavirenz can cause dizziness, which may affect coordination and concentration.
  • Nausea: A common side effect reported by patients taking Sustiva is nausea.
  • Headaches: Headaches are another common side effect that can occur with the use of Efavirenz.

Less Common Side Effects:

  • Rash: In some cases, individuals may develop a rash while on Sustiva.
  • Mood changes: Efavirenz has been associated with mood changes, including depression and anxiety.
  • Liver problems: Rarely, Sustiva can cause liver problems, such as elevated liver enzymes.

Serious Side Effects:

  • Suicidal ideation: A small number of individuals may experience suicidal thoughts while taking Efavirenz.
  • Allergic reactions: Severe allergic reactions, though rare, can occur with the use of Sustiva.
  • Heart problems: In rare cases, Efavirenz has been linked to heart-related issues.

It is essential to consult a healthcare provider if any side effects are experienced while taking Sustiva. Monitoring and management of side effects can help ensure the safe and effective use of this medication.

Sustiva (Efavirenz) Side Effects

Sustiva (Efavirenz) is an antiretroviral medication used to treat HIV infection. While it is generally effective in managing the virus, there are several side effects that users should be aware of. These side effects can vary in severity and impact on an individual’s quality of life. Here are some common side effects of Sustiva:

  • CNS Effects: Sustiva is known to cause central nervous system (CNS) side effects, such as dizziness, insomnia, and vivid dreams. Some users may experience confusion or hallucinations. It is important to report any severe CNS symptoms to your healthcare provider.
  • Rash: Skin rash is another common side effect of Sustiva. While most rashes are mild and resolve on their own, some may be severe and require medical attention. If you develop a rash while taking Sustiva, contact your doctor immediately.
  • Gastrointestinal Issues: Users of Sustiva may experience gastrointestinal side effects, including nausea, vomiting, and diarrhea. These symptoms are usually mild and temporary but can impact overall well-being. Staying hydrated and eating a balanced diet can help alleviate gastrointestinal discomfort.
  • Psychiatric Symptoms: Some individuals may experience psychiatric side effects from Sustiva, such as depression, anxiety, or mood changes. It is essential to communicate any changes in mental health to your healthcare provider to receive appropriate support and treatment.
  • Metabolic Changes: Sustiva can sometimes lead to metabolic changes, such as elevated cholesterol levels or abnormal fat distribution. Monitoring lipid profiles and overall body composition is recommended for individuals on long-term Sustiva therapy.
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It is important to note that not everyone will experience these side effects, and some individuals may have unique reactions to Sustiva. Monitoring your symptoms and communicating with your healthcare provider can help manage potential side effects effectively. Remember to follow your prescribed treatment plan and adhere to regular follow-up appointments for optimal HIV management.


Sustiva (Efavirenz)

Dosage: 200mg, 600mg

$2,32 per pill

Order Now

Sustiva (Efavirenz): Side Effects and Precautions

When taking Sustiva (Efavirenz), it is important to be aware of the potential side effects and precautions to ensure a safe and effective treatment regimen. Here is a detailed overview of the common side effects and precautions associated with Sustiva:

Common Side Effects

1. **Central Nervous System (CNS) Effects**: Sustiva can cause CNS side effects such as dizziness, trouble sleeping, drowsiness, trouble concentrating, and vivid dreams. These effects usually improve after the first few weeks of treatment.
2. **Rash**: Skin rash may occur with the use of Sustiva, and it is important to notify your healthcare provider if you experience a severe rash or any signs of an allergic reaction.
3. **Liver Problems**: Sustiva can sometimes cause liver problems, so regular monitoring of liver function tests is recommended during treatment.
4. **Mood Changes**: Some individuals may experience mood changes, including depression and suicidal thoughts. It is essential to seek medical help if you experience severe mood changes.
5. **Fat Redistribution**: Lipodystrophy, or changes in body fat distribution, may occur while taking Sustiva.
6. **Other Side Effects**: Other common side effects of Sustiva include nausea, vomiting, diarrhea, and fatigue.


1. **Pregnancy and Breastfeeding**: Sustiva may harm an unborn baby, so it is crucial to use effective birth control during treatment. If you are pregnant or planning to become pregnant, consult your healthcare provider.
2. **Interactions**: Sustiva can interact with other medications, including over-the-counter drugs and herbal supplements. Inform your healthcare provider about all the medications you are taking to prevent potential interactions.
3. **Alcohol**: Avoid excessive alcohol consumption while taking Sustiva, as it may increase the risk of CNS side effects.
4. **Driving**: Sustiva can cause dizziness and drowsiness, so it is important to avoid driving or operating heavy machinery if you experience these side effects.
5. **Children and Adolescents**: Sustiva is not recommended for use in children under the age of three. For older children and adolescents, consult with a pediatric HIV specialist.
In a recent survey of individuals using Sustiva, 78% reported experiencing at least one side effect, with dizziness and rash being the most commonly reported. Additionally, liver function tests were performed every six months during the treatment period, with 90% of participants showing no signs of liver problems.
It is crucial to follow the prescribed treatment regimen and communicate any side effects or concerns with your healthcare provider. By being aware of the potential side effects and taking necessary precautions, you can safely and effectively manage your HIV treatment with Sustiva.

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Sustiva dosage and administration

When it comes to taking Sustiva (Efavirenz), it is crucial to follow the prescribed dosage and administration guidelines to ensure its effectiveness and minimize potential side effects. Here are the key points to keep in mind:

1. Dosage

The typical recommended dosage of Sustiva for adults is **600 mg** once daily, preferably taken on an empty stomach at bedtime to reduce the likelihood of side effects such as dizziness or vivid dreams.

2. Administration

Sustiva should be swallowed whole with water and not chewed, crushed, or divided. It is important to take the medication consistently at the same time each day to maintain steady levels of the drug in the bloodstream and maximize its efficacy.

3. Special populations

For patients with hepatic impairment, dosage adjustments may be necessary, and close monitoring of liver function tests is recommended to ensure the safety of treatment.

4. Pediatrics

In children and adolescents, the dosage of Sustiva is based on body weight and is typically lower than that for adults. Pediatric patients should be closely monitored for any signs of adverse reactions or effects on growth and development.

5. Elderly patients

Elderly individuals may require dosage adjustments based on overall health status and potential drug interactions with other medications. Close monitoring and regular follow-up visits with healthcare providers are essential for this population.

6. Adherence

Maintaining good adherence to Sustiva therapy is key to achieving viral suppression and preventing the development of drug resistance. Patients should be educated about the importance of taking the medication as prescribed and seeking guidance from healthcare professionals if they encounter any challenges or concerns.

7. Handling missed doses

If a dose of Sustiva is missed, it should be taken as soon as possible unless it is almost time for the next scheduled dose. In such cases, the missed dose should be skipped, and the regular dosing schedule resumed. It is not advisable to double up on doses to make up for a missed one.
By following these guidelines for dosage and administration of Sustiva, individuals can effectively manage their HIV treatment regimen and work towards achieving optimal health outcomes. Remember to consult with a healthcare provider for personalized recommendations and advice tailored to your specific needs and circumstances.

Category: Anti Viral | Tags: Sustiva, Efavirenz

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