Ritalin hydrochloride, methylphenidate hydrochloride USP, is a mild central nervous system (CNS) stimulant, available as tablets of 5, 10, and 20 mg for oral administration; Ritalin-SR is available as sustained-release tablets of 20 mg for oral administration. Methylphenidate hydrochloride is methyl α-phenyl-2-piperidineacetate hydrochloride, and its structural formula is.
Methylphenidate hydrochloride USP 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 molecular weight is 269.77.
What is Ritalin and how is it used?
Ritalin belongs to a class of drugs called Stimulants, ADHD Agents.
It is not known if Ritalin is safe and effective in children younger than 6 years of age.
What are the possible side effects of Ritalin?
Ritalin may cause serious side effects including:
- chest pain,
- trouble breathing,
- new behavior problems,
- numbness or pain in your fingers or toes,
- cold feeling in your fingers or toes,
- unexplained wounds,
- skin color changes (pale, red or blue appearance) in your fingers or toes, and
- a penis erection that is painful or lasts 4 hours or longer
Get medical help right away, if you have any of the symptoms listed above.
The most common side effects of Ritalin include:
- excessive sweating,
- mood changes,
- feeling nervous or irritable,
- sleep problems (insomnia),
- fast heart rate,
- pounding heartbeats or fluttering in your chest,
- increased blood pressure,
- loss of appetite,
- weight loss,
- dry mouth,
- stomach pain, and
Tell the doctor if you have any side effect that bothers you or that does not go away.