Authors: Arkadiusz Michalak; Jędrzej Chrzanowski; Hanna Kuśmierczyk-Kozieł; Ewa Klejman; Katarzyna Błaziak; Beata Mianowska; Agnieszka Szadkowska; Agata P Chobot; Przemysława Jarosz-Chobot; Małgorzata Myśliwiec; Iwona Makowska; Anna Kalenik; Monika Zamarlik; Tomasz Wolańczyk; Wojciech Fendler; Agnieszka Butwicka · Research

Can Lisdexamphetamine Improve ADHD Symptoms and Diabetes Control in Children with Both Conditions?

A clinical trial comparing two ADHD medications in children who also have type 1 diabetes.

Source: Michalak, A., Chrzanowski, J., Kuśmierczyk-Kozieł, H., Klejman, E., Błaziak, K., Mianowska, B., Szadkowska, A., Chobot, A. P., Jarosz-Chobot, P., Myśliwiec, M., Makowska, I., Kalenik, A., Zamarlik, M., Wolańczyk, T., Fendler, W., & Butwicka, A. (2023). Lisdexamphetamine versus methylphenidate for paediatric patients with attention-deficit hyperactivity disorder and type 1 diabetes (LAMAinDiab): protocol for a multicentre, randomised cross-over clinical trial in an outpatient telemedicine-supported setting. BMJ Open, 13(12), e078112. https://doi.org/10.1136/bmjopen-2023-078112

What you need to know

  • Children with type 1 diabetes are more likely to also have ADHD, which can make managing their diabetes more difficult.
  • This study will compare two ADHD medications - lisdexamphetamine and methylphenidate - to see which one works better for children who have both ADHD and type 1 diabetes.
  • The researchers hope to find out if treating ADHD can also help improve diabetes control in these children.

Understanding ADHD and Type 1 Diabetes

Attention deficit hyperactivity disorder (ADHD) and type 1 diabetes are two conditions that can significantly impact a child’s life. ADHD affects about 5-10% of children and is characterized by difficulty paying attention, hyperactivity, and impulsive behavior. Type 1 diabetes is an autoimmune condition where the body doesn’t produce insulin, requiring lifelong management of blood sugar levels.

Recent research has shown that children with type 1 diabetes are more likely to also have ADHD compared to children without diabetes. This combination of conditions can create unique challenges, as managing diabetes requires careful attention to detail, planning, and self-control - all skills that can be difficult for children with ADHD.

Why This Study Matters

Currently, there is very little research on how to best treat ADHD in children who also have type 1 diabetes. This lack of evidence means that doctors don’t have clear guidelines on how to help these children. The LAMAinDiab study aims to fill this knowledge gap by comparing two commonly used ADHD medications in children with both conditions.

The two medications being studied are:

  1. Methylphenidate: This is a stimulant medication that has been used to treat ADHD for many years. It works by increasing levels of certain brain chemicals that help with focus and attention.

  2. Lisdexamphetamine: This is a newer ADHD medication that is also a stimulant. It works similarly to methylphenidate but has some differences in how the body processes it.

By comparing these two medications, the researchers hope to determine which one might be more effective and safer for children with both ADHD and type 1 diabetes.

How the Study Will Work

The LAMAinDiab study is designed as a “crossover” trial, which means that each child will try both medications at different times. This allows the researchers to compare how each child responds to both treatments.

Here’s an overview of how the study will work:

  1. Recruitment: The study will enroll children aged 8-16.5 years who have both ADHD and type 1 diabetes. The diabetes must have been diagnosed for at least one year.

  2. Parent Training: Before starting medication, parents will participate in a 10-week online training program. This will teach them strategies for managing ADHD behaviors and supporting their child.

  3. Medication Phases: After the parent training, children will be randomly assigned to start with either methylphenidate or lisdexamphetamine. They’ll take this medication for 6 months, then switch to the other medication for another 6 months.

  4. Monitoring: Throughout the study, children will have regular check-ups with their diabetes doctor. They’ll also have online psychological assessments every 3 months.

  5. Data Collection: The researchers will collect information on ADHD symptoms, diabetes control (including blood sugar levels and HbA1c), quality of life, and any side effects from the medications.

What the Researchers Will Measure

The main things the researchers want to find out are:

  1. Which medication is better at reducing ADHD symptoms? They’ll use a standardized questionnaire called the Conners 3 to measure changes in inattention and hyperactivity/impulsivity.

  2. Are the medications safe? They’ll carefully track any side effects or adverse events.

  3. Does treating ADHD improve diabetes control? They’ll look at HbA1c levels (a measure of average blood sugar over time) and other indicators of good diabetes management.

  4. Does treating ADHD improve quality of life? They’ll use questionnaires to assess both general quality of life and diabetes-specific quality of life.

Potential Benefits of the Study

If successful, this study could have several important outcomes:

  1. Better ADHD Treatment: It could provide evidence on which ADHD medication works best for children who also have type 1 diabetes, helping doctors make more informed treatment decisions.

  2. Improved Diabetes Management: If treating ADHD helps children better manage their diabetes, it could lead to better long-term health outcomes.

  3. Enhanced Quality of Life: Managing both ADHD and diabetes can be challenging. If treatment helps, it could significantly improve quality of life for these children and their families.

  4. New Guidelines: The results could inform new treatment guidelines for children with both ADHD and type 1 diabetes, improving care across the healthcare system.

Challenges and Considerations

While this study has the potential to provide valuable information, there are some challenges and limitations to consider:

  1. Complex Conditions: ADHD and type 1 diabetes are both complex conditions that can vary greatly from person to person. This might make it difficult to find clear patterns in the results.

  2. Medication Side Effects: Both ADHD medications being studied can have side effects, which might be more complicated in children who also have diabetes. The researchers will need to carefully monitor this.

  3. Long-Term Effects: The study will last for about a year, which is a good amount of time to see effects. However, it won’t show very long-term outcomes.

  4. Patient Recruitment: Finding enough children who meet all the criteria for the study and are willing to participate might be challenging.

What This Means for Families

If you have a child with both ADHD and type 1 diabetes, this study highlights the importance of addressing both conditions. While the results aren’t available yet, here are some things to consider:

  1. Talk to Your Doctors: Make sure your child’s diabetes doctor and mental health provider are aware of both conditions and are communicating with each other.

  2. Consider ADHD Treatment: If your child’s ADHD is untreated, discuss with their doctor whether treatment might help with both ADHD symptoms and diabetes management.

  3. Behavioral Strategies: The parent training program used in this study suggests that behavioral strategies can be helpful. Consider seeking support to learn techniques for managing ADHD behaviors and supporting diabetes care.

  4. Monitor Closely: If your child does start ADHD medication, work closely with their doctors to monitor both ADHD symptoms and diabetes control.

  5. Stay Informed: Keep an eye out for the results of this study and other research in this area, as it may inform future treatment recommendations.

Conclusions

  • This study is addressing an important gap in our understanding of how to treat children with both ADHD and type 1 diabetes.
  • By comparing two common ADHD medications, it aims to provide evidence on which treatment might work best for this specific group of children.
  • The results could lead to better treatment guidelines and improved care for children managing both of these challenging conditions.
  • While we await the results, families dealing with both ADHD and type 1 diabetes should work closely with their healthcare providers to address both conditions and explore treatment options.
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