País: Australia
Idioma: inglés
Fuente: Department of Health (Therapeutic Goods Administration)
Levetiracetam
Aspen Pharma Pty Ltd
Medicine Registered
LEVITAM- Consumer Medicine Information Page 1 of 4 LEVITAM levetiracetam CONSUMER MEDICINE INFORMATION (CMI) WHAT IS IN THIS LEAFLET This leaflet answers some common questions about LEVITAM. It does not contain all of the available information. It does not take the place of talking to your doctor or pharmacist. All medicines have benefits and risks. Your doctor has weighed the risks of you taking LEVITAM against the benefits they expect it will have for you. IF YOU HAVE ANY CONCERNS ABOUT TAKING THIS MEDICINE, TALK TO YOUR DOCTOR OR PHARMACIST. Keep this leaflet with your medicine. You may need to read it again. WHAT LEVITAM IS USED FOR LEVITAM is used to control epilepsy. Epilepsy is a condition where you have repeated seizures (fits). There are many different types of seizures, ranging from mild to severe. LEVITAM belongs to a group of medicines called antiepileptics. These medicines are thought to work by controlling brain chemicals which send signals to nerves so that seizures do not happen. LEVITAM may be used alone, or in combination with other medicines, to treat your condition. Your doctor may prescribe this medicine in addition to your current therapy. ASK YOUR DOCTOR IF YOU HAVE ANY QUESTIONS ABOUT WHY IT HAS BEEN PRESCRIBED FOR YOU. LEVITAM is not recommended for use in children under the age of 4, as there have been no studies of its effects in children of this age group. This medicine is available only with a doctor's prescription. There is no evidence that it is addictive. BEFORE YOU TAKE IT WHEN YOU MUST NOT TAKE IT DO NOT TAKE LEVITAM IF YOU ARE ALLERGIC TO MEDICINES CONTAINING LEVETIRACETAM OR ANY OF THE INGREDIENTS LISTED AT THE END OF THIS LEAFLET. Leer el documento completo
LEVITAM- Product Information Page 1 of 19 Levitam PRODUCT INFORMATION NAME OF THE MEDICINE Levetiracetam. The chemical name for levetiracetam is ( S)- -ethyl-2-oxo-1-pyrrolidine acetamide. Its structural formula is: C 8 H 14 N 2 O 2 Molecular weight: 170.21 CAS No.: 102767-28-2 DESCRIPTION Levetiracetam is a white to off-white powder with a faint odour and a bitter taste. It is very soluble in water (104 g/100 mL), freely soluble in chloroform (65.3 mg/100 mL) and in methanol (53.6 g/100 mL), soluble in ethanol (16.5 g/100 mL), sparingly soluble in acetonitrile (5.7 g/100 mL) and practically insoluble in n-hexane. Levitam tablets come in four strengths and contain either 250 mg, 500 mg, 750 mg or 1000 mg of levetiracetam. The tablets also contain the following excipients: maize starch, povidone, purified talc, colloidal anhydrous silica, magnesium stearate, Opadry II 85F60833 Blue (250 mg tablets), Opadry II 85F62663 Yellow (500 mg tablets), Opadry II 85F63149 Orange (750mg tablets) and Opadry II 85F18378 White (1000 mg tablets). The tablets are gluten free. PHARMACOLOGY Mechanism of action The precise mechanism of action by which levetiracetam induces seizure protection still remains to be fully elucidated, but appears to be unrelated to the mechanisms of current antiepileptic drugs. In vitro and in vivo experiments suggest that levetiracetam does not alter basic cell characteristics and normal neurotransmission. In vitro studies show that levetiracetam affects intraneuronal Ca 2+ levels by partial inhibition of N type Ca 2+ currents and by reducing the release o Leer el documento completo