A 12-year-old child who has been taking Adderall (amphetamine/dextroamphetamine) 10 mg daily for two days is now experiencing increased sadness and crying spells; what should be done next?

Discontinue Adderall immediately and reassess the diagnosis

Given the emergence of increased sadness and crying spells after only 2 days of Adderall 10mg, you should stop the medication immediately and reevaluate this child for underlying mood disorders. This presentation raises significant concern for either stimulant-induced depressive effects or unmasking of a comorbid mood disorder that requires different treatment prioritization.

Immediate Management Steps

Stop the Medication Now

The FDA label for Adderall explicitly warns about new or worsening mental symptoms, including new psychotic symptoms or manic symptoms 1. While the label emphasizes psychosis and mania, the AACAP guidelines specifically address sadness as a stimulant side effect, recommending clinicians "reevaluate the diagnosis, reduce the dose, and change to sustained-release products (methylphenidate-SR, Concerta), because the peak of immediate-release stimulant may be causing more depressive effects" 2.

However, at only 2 days of treatment with such prominent mood symptoms, dose reduction is premature—discontinuation and diagnostic reassessment takes priority.

Reassess for Comorbid Depression

The timing and severity of these symptoms demand immediate evaluation for major depressive disorder (MDD). The AACAP practice parameters are clear: "If major depressive disorder (MDD) is the primary disorder or if MDD is accompanied by very severe symptoms (psychosis, suicidality, or severe neurovegetative signs), the MDD should be the focus of treatment" 2.

You must specifically assess for:

• Suicidal ideation (critical given the FDA black-box warning about increased suicidal thoughts in youth on psychotropic medications) 3, 4
• Duration and severity of depressive symptoms before starting Adderall
• Family history of depression, bipolar disorder, or suicide
• Whether sadness occurs at medication peak (suggesting drug effect) or throughout the day (suggesting primary depression)

Clinical Decision Algorithm

If Depression is Primary or Severe:

1. Treat the depression first before reconsidering ADHD treatment 2
2. Consider SSRIs as first-line for pediatric depression (fluoxetine has the best evidence) 4
3. Monitor closely for worsening suicidality, especially in the first few weeks and after dose changes 4
4. Implement psychotherapy (cognitive behavioral therapy or interpersonal therapy) 2

If Depression is Less Severe or Secondary to ADHD:

The guidelines suggest there may be "an advantage to performing a stimulant trial first" when depression is not primary 2. However, this child has already failed that trial with worsening mood symptoms. Therefore:

1. Do not restart stimulants immediately
2. Consider whether ADHD-related impairment (academic failure, social rejection) is driving depressive symptoms
3. If you restart ADHD treatment after mood stabilization, consider:
   • Switching to a long-acting methylphenidate formulation rather than immediate-release amphetamine, as the guidelines note that "the peak of immediate-release stimulant may be causing more depressive effects" 2
   • Starting at a lower dose with closer monitoring
   • Avoiding amphetamines entirely if mood symptoms recur

Common Pitfall to Avoid

Do not assume this is simple "rebound" or "wear-off" irritability. While stimulant rebound can cause emotional symptoms, it typically occurs in the late afternoon/evening as medication wears off 2, 5. Sadness and crying "after taking the medication" suggests either peak-dose effects or unmasking of underlying depression, both of which require stopping the medication.

Why Not Just Lower the Dose?

While the guidelines mention dose reduction for sadness 2, this applies to children who have shown some benefit from stimulants but develop mood side effects. After only 2 days with prominent depressive symptoms, you haven't established efficacy, and continuing any dose risks worsening a potentially serious mood disorder. The 2011 AAP guidelines note that preschool-aged children (though this child is older) "might experience increased mood lability and dysphoria" on stimulants 6, and the principle applies here—some children are simply not good candidates for stimulant therapy due to mood effects.

Documentation and Monitoring

Document specifically:

• Temporal relationship between Adderall administration and mood symptoms
• Presence or absence of suicidal ideation
• Prior mood symptoms before medication
• Family psychiatric history
• Plan for close follow-up (within 1-2 weeks, sooner if any suicidal ideation)

The priority is preventing progression to suicidal ideation or major depression, not optimizing ADHD treatment at this moment. The guidelines emphasize that untreated or inadequately treated depression carries significant morbidity and mortality risk 3, 7, which outweighs the short-term impairment from untreated ADHD.