| abstract |
Pharmaceutical compositions containing as active ingredients a linked cyclic compound of the general formula IZ-(A)n-Y(I)in which Z and Y are independently cyclic polyamine moieties having from 9 to 32 ring members and from 3 to 8 amine nitrogen atoms in the ring, A is a linking atom or group, and n is O or an integer from 1 to 6, are indicated for the treatment of viral infections, and preventative administration, especially for retroviral infections. |