What the FDA labels say about taking them together
Dexmethylphenidate and methylphenidate
Dexmethylphenidate's FDA label of May 30, 2024 names methylphenidate in its contraindications section; methylphenidate's label does not name dexmethylphenidate itself but warns about its class (Stimulants). The dexmethylphenidate label: “Clinical impact; Combined use of methylphenidate with risperidone when there is a change, whether an increase or decrease, in dosage of either or both medications, may increase the risk of extrapyramidal symptoms (EPS).”
Check it at the source: the dexmethylphenidate FDA label on DailyMed (effective May 30, 2024, Sandoz Inc); the methylphenidate FDA label on DailyMed (effective July 31, 2026, Lannett Company, LLC).
What does the dexmethylphenidate label say about methylphenidate?
Dexmethylphenidate label, contraindicationsCONTRAINDICATIONS Hypersensitivity to methylphenidate or other components of Focalin.
Dexmethylphenidate label, drug interactionsClinical impact; Combined use of methylphenidate with risperidone when there is a change, whether an increase or decrease, in dosage of either or both medications, may increase the risk of extrapyramidal symptoms (EPS).
Dexmethylphenidate label, warnings and precautionsProlonged and painful erections, sometimes requiring surgical intervention, have been reported with methylphenidate use in both adult and pediatric male patients.
Source: FDA drug label (Focalin Xr, NDA021802), Sandoz Inc, effective September 23, 2025 (SPL set 9cf76f62-48aa-4065-94fd-6fc910391ab5), via openFDA
Source: FDA drug label (Focalin), Sandoz Inc, effective May 30, 2024 (SPL set 2016f5c2-95d2-4655-af65-c588c2bf5e6d), via openFDA; the full label on DailyMed
What does the methylphenidate label say about dexmethylphenidate?
Methylphenidate's label does not name dexmethylphenidate itself; it warns about its class (Stimulants):
Methylphenidate label, boxed warningMisuse and abuse of CNS stimulants, including Methylphenidate HCl Extended-Release Capsules CD, can result in overdose and death [see Overdosage ( 10 )], and this risk is increased with higher doses or unapproved methods of administration, such as snorting or injection.
Methylphenidate label, boxed warningMisuse and abuse of CNS stimulants, including Methylphenidate HCl Extended-Release Capsules CD, can result in overdose and death ( 5.1 , 9.2 , 10 ):
Source: FDA drug label (methylphenidate hydrochloride CD), Lannett Company, LLC, effective July 31, 2026 (SPL set e45c75dc-d381-475b-b649-a871c8a36e60), via openFDA; the full label on DailyMed
These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.
Both medicines on the record
| Dexmethylphenidate | Methylphenidate | |
|---|---|---|
| Labeled for | ADHD | ADHD |
| Boxed warning | Yes | Yes |
| Pharmacy cost (NADAC) | $1.45 per capsule 10 mg capsule | $0.158 per tablet 10 mg tablet |
| Shortage now | No current entry | In shortage |
Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)
What next?
- Check more medicines together
- up to five at once