Vidyya Medical News Service
Volume 7 Issue 41 Published - 14:00 UTC 08:00 EST 10-Feb-2005 Next Update - 14:00 UTC 08:00 EST 11-Feb-2005
little clear gif used for spacer

Health Canada & U.S. FDA issue public health statements about Adderall
Health Canada is informing Canadians that it has instructed Shire BioChem Inc., the manufacturer of ADDERALL XR® to withdraw the drug from the Canadian market. Health Canada has suspended the market authorization of the product due to safety information concerning the association of sudden deaths, heart-related deaths, and strokes in children and adults taking usual recommended doses of ADDERALL® and ADDERALL XR®. The immediate release form of ADDERALL® has never been marketed in Canada.  more

Information for patients: Adderall and Adderall XR Extended-Release Capsules
This is a summary of the most important information about Adderall and Adderall XR. Adderall labeling contains a serious warning about the potential for abuse.  more

Alert for healthcare professionals: Adderall and Adderall XR (amphetamine)
Health Canada has suspended marketing of Adderall XR (extended release) from the Canadian market due to concern about reports of sudden unexplained death (SUD) in children taking Adderall and Adderall XR. FDA is currently examining the data on these cases occurring in children who are using Adderall as recommended. As a precaution, FDA recommends that Adderall products not be used in children or adults with structural cardiac abnormalities.  more


Prescribing information: Adderall XR
ADDERALL XR is a once-daily treatment for all types of attention-deficit/hyperactivity disorder (ADHD). ADDERALL XR capsules contain a mixture of different amphetamine salts. ADDERALL XR is thought to act as a dopamine/norepinephrine modulating agent, which means it helps restore a balance of these chemicals (called neurotransmitters) in those areas of the brain that control our ability to focus and pay attention to tasks. Get the prescribing information in today's issue of Vidyya.  more

Information for patients: Attention deficit hyperactivity disorder (ADHD)
A detailed booklet that describes the symptoms, causes, and treatments, with information on getting help and coping.  more

Learning to distinguish between stress cardiomyopathy (broken heart' syndrome) and heart attacks
Shocking news, such as learning of the unexpected death of a loved one, has been known to cause catastrophic events, such as a heart attack. Now, researchers at Johns Hopkins have discovered that sudden emotional stress can also result in severe but reversible heart muscle weakness that mimics a classic heart attack. Patients with this condition, called stress cardiomyopathy but known colloquially as "broken heart" syndrome, are often misdiagnosed with a massive heart attack when, indeed, they have suffered from a days-long surge in adrenalin (epinephrine) and other stress hormones that temporarily "stun" the heart.  more

UCSD team discovers specialized, rare heart stem cells in newborns
The first evidence of cardiac progenitor cells rare, specialized stem cells located in the newborn heart of rats, mice and humans has been shown by researchers at the University of California, San Diego (UCSD) School of Medicine. The cells are capable of differentiation into fully mature heart tissue. more

little clear gif used for a space