Generic name: Pemoline.

Other brand names: Cylert Chewables.

Cylert is known as an analeptic. It calms the central nervous system in children, and acts as a stimulant in adults. 

Quick Facts About Cylert


Used to treat children with attention deficit disorder, adults with narcolepsy, and as a mild stimulant for seniors.

Cylert Dosage

Take once per day, in the morning.

  • Usual adult dose: 50 to 200 milligrams per day, in equally divided doses after breakfast and lunch. As a stimulant — 20 to 50 milligrams per day, in equally divided doses after breakfast and lunch.
  • Usual child dose: initial dose — 37.5 milligrams per day, then between 56.25 to 75 milligrams per day, not to exceed 112.5 milligrams per day.
  • Missed dose: take as soon as possible, unless it is the next day. In that case, do not take missed dose; go back to regular schedule. Do not double doses.

Cylert Side Effects

Overdose symptoms:

agitation, coma, confusion, convulsions, delirium, dilated pupils, exaggerated feeling of well-being, extremely high temperature, flushing, hallucinations, headache, high blood pressure, increased heart rate, increased reflex reactions, muscle twitches, sweating, tremors, vomiting. If you suspect an overdose, immediately seek medical attention.

More common side effects: insomnia.

Less common Cylert side effects: dizziness, drowsiness, hallucinations, headache, hepatitis and other liver problems, increased irritability, involuntary fragmented movements (of the face, eyes, lips, tongue, arms, and legs), loss of appetite, mild depression, nausea, seizures, skin rash, stomachache, suppressed growth (in children), uncontrolled vocal outbursts (such as grunts, shouts and obscene language), weight loss, yellowing of skin or eyes. Rare side effects: rare form of anemia with symptoms including bleeding gums, bruising, chest pain, fatigue, headache, nosebleeds, and abnormal paleness.


Inform your doctor before combining Cylert with:

anti-epileptic medications such as Tegretol; other drugs that affect the central nervous system, such as Ritalin.

No known food/other substance interactions. 

Special Cautions

If pregnant or planning to become pregnant, inform your doctor immediately. Not known if Cylert appears in breast milk.

No special precautions apply to seniors.

May affect a child’s growth; doctor should carefully o o monitor your child if taking Cylert on a long-term basis. Children with psychotic disorders may experience more disordered thoughts and behavioral disturbances when taking Cylert.

  • Should not use if sensitive to or allergic to Cylert, or if kidney or liver problems are present.
  • May cause dizziness; alert your child to be careful when participating in activities requiring mental alertness.
  • If you have a history of drug or alcohol abuse, use Cylert with caution, can be potentially addictive.

Note: provides accurate and independent information prescription pills, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. If you have questions about  dosage, or Cylert side effects, please contact your healthcare provider.