provides information on the indications, side effects, and warnings for Ritalin SR.
0 provides information on the indications, side effects, and warnings for Ritalin SR.

Generic Name and Brand Names

Generic name: Methylphenidate Controlled-Release Tablets [ meth-il-FEN-i-date ]

Brand names: Methylin ER, Ritalin SR

Drug class: CNS stimulants

Last updated: March 2, 2023

Note: The Ritalin-SR brand name has been discontinued in the U.S. If generic versions of this product have been approved by the FDA, there may be generic equivalents available.


This medicine has a risk of abuse and misuse. Use Ritalin SR (methylphenidate controlled-release tablets) only as you were told by your doctor. Tell your doctor if you have ever abused or been addicted to any drugs or alcohol.

Uses of Ritalin SR

  • It is used to treat attention deficit problems with hyperactivity.
  • It is used to treat narcolepsy.
  • It may be given to you for other reasons. Talk with the doctor.
  • What do I need to tell my doctor BEFORE I take Ritalin SR?

    You should not take Ritalin SR if you:

    • Have an allergy to methylphenidate or any other part of Ritalin SR (methylphenidate controlled-release tablets).
    • Are allergic to Ritalin SR (methylphenidate controlled-release tablets); any part of Ritalin SR (methylphenidate controlled-release tablets); or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
    • Have any of these health problems: Glaucoma, agitation, anxiety, or overactive thyroid.
    • Or a family member have any of these health problems: Blood vessel disease, high blood pressure, heart structure problems or other heart problems, or Tourette’s syndrome or tics.
    • Have ever had a stroke.
    • Have taken certain drugs for depression or Parkinson’s disease in the last 14 days. This includes isocarboxazid, phenelzine, tranylcypromine, selegiline, or rasagiline. Very high blood pressure may happen.
    • Are taking any of these drugs: Linezolid or methylene blue.
    • This is not a complete list of all drugs or health problems that interact with Ritalin SR (methylphenidate controlled-release tablets). Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Ritalin SR (methylphenidate controlled-release tablets) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

      What are some things I need to know or do while I take Ritalin SR?

      • Tell all of your health care providers that you take Ritalin SR (methylphenidate controlled-release tablets). This includes your doctors, nurses, pharmacists, and dentists.
      • Avoid driving and doing other tasks or actions that call for you to be alert until you see how Ritalin SR (methylphenidate controlled-release tablets) affects you.
      • Heart attacks, strokes, and sudden deaths have happened in adults taking Ritalin SR (methylphenidate controlled-release tablets). Sudden deaths have also happened in children with some heart problems or heart defects. Call your doctor right away if you have a fast, slow, or abnormal heartbeat; weakness on 1 side of the body; trouble speaking or thinking; change in balance; drooping on 1 side of the face; change in eyesight; chest pain or pressure; shortness of breath; or severe dizziness or passing out.
      • You may need to have some heart tests before starting Ritalin SR (methylphenidate controlled-release tablets). If you have questions, talk with your doctor.
      • Check blood pressure and heart rate as the doctor has told you.
      • This medicine may raise the chance of seizures in some people, including people who have had seizures in the past. Talk to your doctor to see if you have a greater chance of seizures while taking Ritalin SR (methylphenidate controlled-release tablets).

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