The addition of methadone had no clinically significant effect on the pharmacokinetic properties of abacavir. Some late-onset neurological disorders have been reported hypertonia, convulsion, abnormal behaviour. More from Politico Yahoo!Updates My Connections Everyone Sign In to see what your Connections are up to on Yahoo! News. If the patient is of unknown HLA-B 5701 status, screening for the allele is recommended prior to reinitiation of ZIAGEN. Similarly, greater proportions of children treated with the abacavir containing combinations had HIV-1 RNA 50 copies ml at 48 weeks 53 42 and 28 respectively,. Editing by Maggie Fox and Peter Cooney AlertNet news is provided by Background information Facts ziagen da india figures United States of America Switzerland United Kingdom Related articles Breaking stories Americas Latin American leftist leaders assail.