(Boehringer Ingelheim) Duramune Max 5/4L is a 7-way Modified live. Duramune Max 5/4L is for protection against canine distemper, adenovirus type 2 (and hepatitis), parainfluenza, parvovirus and 4 strains of Lepto. Beginning at or about 6 weeks of age, give Duramune Max 5/4L every 2 to 3 weeks until 12 weeks of age. If primary vaccination is given after 12 weeks of age, give 2 doses, 2-3 weeks apart. Annual revaccination with a single dose is recommended. Requires mixing. Order syringes separately.