Indiana ranks in the bottom half of states for on-time infant vaccinations.
Proposed legislation would impose a yearly cap that limits how much ephedrine and pseudoephedrine a person can purchase.
Many physicians have been sending insured patients to public health clinics, which receive government funded vaccines.
Health officials are reporting the first influenza death in Indiana this flu season.
State health officials say Indiana is experiencing its largest outbreak of whooping cough, including two infant deaths, since 1959.
October marks the start of flu season in Indiana and health officials say while H1N1 may not be an issue, the flu still is.