Dosage & Administration
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Dyanavel XR Prescribing Information
Clinical Effects of Overdose
Overdose of CNS stimulants is characterized by the following sympathomimetic effects:
- Cardiovascular effects including tachyarrhythmias, and hypertension or hypotension. Vasospasm, myocardial infarction, or aortic dissection may precipitate sudden cardiac death. Takotsubo cardiomyopathy may develop.
- CNS effects including psychomotor agitation, confusion, and hallucinations. Serotonin syndrome, seizures, cerebral vascular accidents, and coma may occur.
- Life-threatening hyperthermia (temperatures greater than 104°F) and rhabdomyolysis may develop.
Overdose Management
Consider the possibility of multiple drug ingestion. The pharmacokinetic profile of DYANAVEL XR should be considered when treating patients with overdose. D-amphetamine is not dialyzable. Consider contacting the Poison Help line (1-800-222-1222) or a medical toxicologist for additional overdose management recommendations.
Before prescribing DYANAVEL XR, assess each patient’s risk for abuse, misuse, and addiction. Educate patients and their families about these risks, proper storage of the drug, and proper disposal of any unused drug. Throughout DYANAVEL XR treatment, reassess each patient’s risk of abuse, misuse, and addiction and frequently monitor for signs and symptoms of abuse, misuse, and addiction
5.1 Abuse, Misuse, and AddictionDYANAVEL XR has a high potential for abuse and misuse. The use of DYANAVEL XR exposes individuals to the risks of abuse and misuse, which can lead to the development of a substance use disorder, including addiction. DYANAVEL XR can be diverted for non-medical use into illicit channels or distribution
Before prescribing DYANAVEL XR, assess each patient’s risk for abuse, misuse, and addiction. Educate patients and their families about these risks and proper disposal of any unused drug. Advise patients to store DYANAVEL XR in a safe place, preferably locked, and instruct patients to not give DYANAVEL XR to anyone else. Throughout DYANAVEL XR treatment, reassess each patient’s risk of abuse, misuse, and addiction and frequently monitor for signs and symptoms of abuse, misuse, and addiction.
9.2 AbuseDYANAVEL XR has a high potential for abuse and misuse which can lead to the development of a substance use disorder, including addiction
Abuse is the intentional non-therapeutic use of a drug, even once, to achieve a desired psychological or physiological effect. Misuse is the intentional use, for therapeutic purposes, of a drug by an individual in a way other than prescribed by a health care provider or for whom it was not prescribed. Drug addiction is a cluster of behavioral, cognitive, and physiological phenomena that may include a strong desire to take the drug, difficulties in controlling drug use (e.g., continuing drug use despite harmful consequences, giving a higher priority to drug use than other activities and obligations), and possible tolerance or physical dependence.
Misuse and abuse of amphetamine may cause increased heart rate, respiratory rate, or blood pressure; sweating; dilated pupils; hyperactivity; restlessness; insomnia; decreased appetite; loss of coordination; tremors; flushed skin; vomiting; and/or abdominal pain. Anxiety, psychosis, hostility, aggression, and suicidal or homicidal ideation have also been observed with CNS stimulants abuse and/or misuse. Misuse and abuse of CNS stimulants, including DYANAVEL XR, can result in overdose and death
Indications and Usage (1INDICATIONS AND USAGE DYANAVEL XR is indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD) in patients 6 years and older [see Clinical Studies (14)]. Limitations of Use The use of DYANAVEL XR is not recommended in pediatric patients younger than 6 years of age because they had higher plasma exposure and a higher incidence of adverse reactions (e.g., weight loss) than patients 6 years and older at the same dosage [see Warnings and Precautions (5.5), Use in Specific Populations (8.4)]. DYANAVEL XR is a central nervous system (CNS) stimulant indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD) in patients 6 years and older Limitations of Use The use of DYANAVEL XR is not recommended in pediatric patients younger than 6 years of age because they had higher plasma exposure and a higher incidence of adverse reactions (e.g., weight loss) than patients 6 years and older at the same dosage . | 09/2025 |
Warnings and Precautions (5.5 Long-Term Suppression of Growth in Pediatric PatientsDYANAVEL XR is not approved for use and is not recommended in pediatric patients below 6 years of age [see Use in Specific Populations (8.4)]. CNS stimulants have been associated with weight loss and slowing of growth rate in pediatric patients. Closely monitor growth (weight and height) in DYANAVEL XR treated pediatric patients treated with CNS stimulants. Pediatric patients who are not growing or gaining height or weight as expected may need to have their treatment interrupted. | 09/2025 |
DYANAVEL XR is indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD) in patients 6 years and older
The efficacy of DYANAVEL XR extended-release oral suspension was evaluated in a laboratory classroom study conducted in 108 pediatric patients (aged 6 to 12 years) with ADHD. The study began with an open-label dose optimization period (5 weeks) with an initial DYANAVEL XR dose of 2.5 or 5 mg once daily in the morning. The dose could be titrated weekly in increments of 2.5 to 10 mg until an optimal dose or the maximum dose of 20 mg/day was reached. Subjects then entered a 1-week randomized, double-blind treatment with the individually optimized dose of DYANAVEL XR or placebo. At the end of the week, school teachers and raters evaluated the attention and behavior of the subjects in a laboratory classroom using the Swanson, Kotkin, Agler, M-Flynn, and Pelham (SKAMP) rating scale. SKAMP is a 13-item teacher-rated scale that assesses manifestations of ADHD in a classroom setting. Each item is rated on a 7-point impairment scale.
The primary efficacy endpoint was change from pre-dose in the SKAMP-Combined score at 4 hours post-dosing. The key secondary efficacy parameters were onset and duration of clinical effect. The change scores from pre-dose SKAMP-Combined scores at post-dose time points (1, 2, 4, 6, 8, 10, 12 and 13 hours) were used to evaluate the key secondary efficacy parameters. Results from the double-blind, placebo-controlled week of the study are summarized in Table 3 and Figure 3.
SKAMP-Combined change scores from pre-dose demonstrated a statistically significant improvement at all time points (1, 2, 4, 6, 8, 10, 12, 13 hours) post-dosing with DYANAVEL XR compared to placebo.
Study Number | Treatment Group | Primary Efficacy Measure: SKAMP-Combined Score | ||
Mean Pre - dose Score (SD) | LS Mean Change from Pre-Dose at 4 Hours Post-Dosing (SE) | Placebo-subtracted Difference a ( 95% CI ) | ||
| Study 1 | DYANAVEL XR Extended-Release Oral Suspension | 17.3 (8.88) | -8.8 (1.14) | -14.8 (-17.9, -11.6) |
| Placebo | 15.5 (7.35) | 6.0 (1.19) | -- | |
| SD: standard deviation; SE: standard error; LS Mean: least-squares mean; CI: confidence interval. aDifference (drug minus placebo) in least-squares mean change from pre-dose. | ||||
5.5 Long-Term Suppression of Growth in Pediatric PatientsCNS stimulants have been associated with weight loss and slowing of growth rate in pediatric patients. Closely monitor growth (weight and height) in DYANAVEL XR treated pediatric patients treated with CNS stimulants.
Pediatric patients who are not growing or gaining height or weight as expected may need to have their treatment interrupted.
8.4 Pediatric UseThe safety and effectiveness of DYANAVEL XR have not been established in pediatric patients below the age of 6 years.
In studies evaluating extended-release amphetamine products, patients 4 to <6 years of age had higher systemic amphetamine exposures than those observed in older pediatric patients at the same dosage. Pediatric patients 4 to <6 years of age also had a higher incidence of adverse reactions, including weight loss.
The safety and effectiveness have been established in pediatric patients with ADHD ages 6 to 17 years
Growth should be monitored during treatment with stimulants, including DYANAVEL XR, and pediatric patients who are not growing or gaining weight as expected may need to have their treatment interrupted
- Recommended starting dosage is 2.5 mg or 5 mg once daily in the morning ()
2.2 Recommended DosageThe recommended starting dosage is 2.5 mg or 5 mg once daily in the morning. The dosage may be increased in increments of 2.5 mg to 10 mg per day every 4 to 7 days based on clinical response. The maximum recommended dosage is 20 mg once daily.
- Dosage may be increased in increments of 2.5 mg to 10 mg per day every 4 to 7 days up to a maximum daily dose of 20 mg ()
2.2 Recommended DosageThe recommended starting dosage is 2.5 mg or 5 mg once daily in the morning. The dosage may be increased in increments of 2.5 mg to 10 mg per day every 4 to 7 days based on clinical response. The maximum recommended dosage is 20 mg once daily.
- May be taken with or without food ()
2.3 Administration InformationAdminister DYANAVEL XR orally once daily in the morning with or without food.
DYANAVEL XR Extended-Release Oral SuspensionInstruct patients to read the “Instructions for Use” for complete administration instructions.- Ensure that the bottle adapter is firmly inserted into the bottle and do not remove once inserted.
- Shake the bottle of DYANAVEL XR extended-release oral suspension well before every administration.
- Use with the oral dosing dispenser provided by the pharmacist.
DYANAVEL XR Extended-Release Tablets- May be chewed or swallowed whole[see Clinical Pharmacology (12.3)].
- The 5 mg extended-release tablet is functionally scored and may be divided into equal halves (2.5 mg) at the score line.
- Extended-release oral suspension: Shake bottle before administering ()
2.3 Administration InformationAdminister DYANAVEL XR orally once daily in the morning with or without food.
DYANAVEL XR Extended-Release Oral SuspensionInstruct patients to read the “Instructions for Use” for complete administration instructions.- Ensure that the bottle adapter is firmly inserted into the bottle and do not remove once inserted.
- Shake the bottle of DYANAVEL XR extended-release oral suspension well before every administration.
- Use with the oral dosing dispenser provided by the pharmacist.
DYANAVEL XR Extended-Release Tablets- May be chewed or swallowed whole[see Clinical Pharmacology (12.3)].
- The 5 mg extended-release tablet is functionally scored and may be divided into equal halves (2.5 mg) at the score line.
- Extended-release tablets: May be chewed or swallowed whole ()
2.3 Administration InformationAdminister DYANAVEL XR orally once daily in the morning with or without food.
DYANAVEL XR Extended-Release Oral SuspensionInstruct patients to read the “Instructions for Use” for complete administration instructions.- Ensure that the bottle adapter is firmly inserted into the bottle and do not remove once inserted.
- Shake the bottle of DYANAVEL XR extended-release oral suspension well before every administration.
- Use with the oral dosing dispenser provided by the pharmacist.
DYANAVEL XR Extended-Release Tablets- May be chewed or swallowed whole[see Clinical Pharmacology (12.3)].
- The 5 mg extended-release tablet is functionally scored and may be divided into equal halves (2.5 mg) at the score line.
- DYANAVEL XR oral suspension can be substituted with DYANAVEL XR tablets on a milligram per milligram basis ()
2.4 Switching from Other Amphetamine ProductsDYANAVEL XR extended-release oral suspension can be substituted with DYANAVEL XR extended-release tablets on a milligram-per-milligram basis
[seeClinical Pharmacology (12.3)].If switching from other amphetamine products, discontinue that treatment, and titrate with DYANAVEL XR using the above titration schedule. Do not substitute for other amphetamine products on a milligram-per-milligram basis, because of different amphetamine salt compositions and differing pharmacokinetic profiles
[seeDescription (11) ,Clinical Pharmacology (12.3)]. - Do not substitute for other amphetamine products on a milligram-per-milligram basis, because of different amphetamine salt compositions and differing pharmacokinetic profiles ()
2.4 Switching from Other Amphetamine ProductsDYANAVEL XR extended-release oral suspension can be substituted with DYANAVEL XR extended-release tablets on a milligram-per-milligram basis
[seeClinical Pharmacology (12.3)].If switching from other amphetamine products, discontinue that treatment, and titrate with DYANAVEL XR using the above titration schedule. Do not substitute for other amphetamine products on a milligram-per-milligram basis, because of different amphetamine salt compositions and differing pharmacokinetic profiles
[seeDescription (11) ,Clinical Pharmacology (12.3)].
- Extended-release oral suspension contains 2.5 mg amphetamine base equivalents per mL.
- 5 mg: Off-white, speckled, caplet shaped tablet with ‘5’ debossed on one side and functionally scored on the other side
- 10 mg: Off-white, speckled, diamond shaped tablet with ‘10’ debossed on one side and plain on the other side
- 15 mg: Off-white, speckled, triangle shaped tablet with ‘15’ debossed on one side and plain on the other side
- 20 mg: Off-white, speckled, oval shaped tablet with ‘20’ debossed on one side and plain on the other side
All strengths are expressed in terms of amphetamine base equivalents.
- Pregnancy:May cause fetal harm ()
8.1 PregnancyPregnancy Exposure RegistryThere is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to DYANAVEL XR during pregnancy. Healthcare providers are encouraged to register patients by calling the National Pregnancy Registry for Psychostimulants at 1-866-961-2388 or visiting online at https://womensmentalhealth.org/clinical-and-research-programs/pregnancyregistry/othermedications/.
Risk SummaryThere are limited published data on the use of amphetamines in pregnant women. These data are insufficient to determine a drug-associated risk of major congenital malformations or miscarriage. Adverse pregnancy outcomes, including premature delivery and low birth weight, have been seen in infants born to mothers dependent on amphetamines. No effects on morphological development were observed in embryo-fetal development studies with oral administration of amphetamine to rats and rabbits during organogenesis at doses that are approximately 3 and 16 times, respectively, the maximum recommended human dose (MRHD) of 20 mg/day (as base equivalents) on a mg/m2basis, given to adults. However, long-term neurochemical and behavioral effects have been reported in published animal developmental studies using clinically relevant doses of amphetamine
[seeData].In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2% to 4% and 15% to 20%, respectively.Clinical ConsiderationsFetal/Neonatal adverse reactionsAmphetamines, such as DYANAVEL XR, may cause vasoconstriction, including vasoconstriction of placental blood vessels, and may increase the risk for intrauterine growth restriction. In addition, amphetamines can stimulate uterine contractions increasing the risk of premature delivery. Premature delivery and low birth weight infants have been reported in amphetamine-dependent mothers.
Monitor infants born to mothers taking amphetamines for symptoms of withdrawal, such as feeding difficulties, irritability, agitation, and excessive drowsiness.
DataAnimal DataAmphetamine (
d- tol- enantiomer ratio of 3:1) had no apparent effects on embryofetal morphological development or survival when orally administered to pregnant rats and rabbits throughout the period of organogenesis at doses of up to 6 and 16 mg/kg/day, respectively. These doses are approximately 3 and 16 times, respectively, the MRHD of 20 mg/day (as base equivalents) on a mg/m2basis, given to adults. Fetal malformations and death have been reported in mice following parenteral administration ofd-amphetamine doses of 50 mg/kg/day (approximately 12 times the MRHD) given to adults on a mg/m2basis or greater to pregnant animals. Administration of these doses was also associated with severe maternal toxicity.A number of studies in rodents indicate that prenatal or early postnatal exposure to amphetamine
(
d- ord,l-), at doses similar to those used clinically, can result in long-term neurochemical and behavioral alterations. Reported behavioral effects include learning and memory deficits, altered locomotor activity, and changes in sexual function. - Lactation:Breastfeeding not recommended ()
8.2 LactationRisk SummaryBased on limited case reports in published literature, amphetamine (
d- ord,l-) is present in human milk, at relative infant doses of 2% to 13.8% of the maternal weight-adjusted dosage and a milk/plasma ratio ranging between 1.9 and 7.5. There are no reports of adverse effects on the breastfed infant and no effects on milk production. However, long term neurodevelopmental effects on infants from stimulant exposure are unknown. Because of the potential for serious adverse reactions in a breastfed infant, advise patients that breastfeeding is not recommended during treatment with DYANAVEL XR.