About methylphenidate hcl
Central nervous system stimulant
Used for
- Attention-deficit/hyperactivity disorder (ADHD)
Usual adult dose
Usually 18–72 mg once each morning; dose is adjusted gradually by a prescriber.
Usual dose in children
For ages 6 and older, usually 18–54 mg once each morning; dose depends on age and response.
Common side effects
- Reduced appetite or weight loss
- Insomnia
- Headache or stomach pain
- Increased heart rate or blood pressure
Important warnings
- Risk of misuse, dependence, or overdose
- May worsen anxiety, agitation, or existing psychosis
- Rarely causes serious heart problems, especially with heart disease
- Can slow growth in children; growth monitoring may be needed
Pregnancy
May cause harm; use during pregnancy only when potential benefits outweigh risks.
Breastfeeding
Methylphenidate enters breast milk in small amounts; effects on infants are uncertain.
Interactions
- Monoamine oxidase inhibitors: dangerous blood-pressure increase
- Blood-pressure medicines may work less effectively
- May alter effects of seizure medicines or blood thinners
- Other stimulants can increase heart rate and blood pressure
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.