Metadate ER

METADATE ER
(methylphenidate hydrochloride) Tablet Extended Release

DRUG DESCRIPTION

METADATE ER Tablets (methylphenidate hydrochloride extended-release tablets, USP) are a mild central nervous system (CNS) stimulant. METADATE ER (methylphenidate hydrochloride tablet) is available as extended-release tablets of 10 and 20 mg for oral administration.

Methylphenidate hydrochloride is methyl a-phenyl-2-piperidineacetate hydrochloride, and its structural formula is:

 METADATE ER (methylphenidate hydrochloride) Structural Formula Illustration

Methylphenidate hydrochloride is a white, odorless, fine crystalline powder. Its solutions are acid to litmus. It is freely soluble in water and in methanol, soluble in alcohol, and slightly soluble in chloroform and in acetone. Its chemical formula is C14H19NO2•HCl, and its molecular weight is 269.77.

Inactive Ingredients: Cetyl alcohol, ethylcellulose, anhydrous lactose and magnesium stearate.

What are the possible side effects of methylphenidate?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop taking methylphenidate and call your doctor at once if you have a serious side effect such as:

  • fast, pounding, or uneven heartbeats;
  • feeling like you might pass out;
  • fever, sore throat, and headache with a severe blistering, peeling, and red skin rash;
  • aggression, restlessness, hallucinations, unusual behavior, or motor tics (muscle twitches);
  • easy bruising, purple spots on your...

Read All Potential Side Effects and See Pictures of Metadate ER »

Last reviewed on RxList: 5/26/2009
This monograph has been modified to include the generic and brand name in many instances.

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Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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