: You can purchase up to 3.6 grams of pseudoephedrine per day, regardless of the number of transactions.
The federal limits apply to the total amount of in a product, not the total weight of the pills or packaging. sudafed buying limits
: You are limited to 9 grams of pseudoephedrine within any 30-day period. : You can purchase up to 3
: For purchases made via mail-order or mobile retail vendors, the limit is 7.5 grams per 30-day period. Verification and Tracking sudafed buying limits
Pharmacies use an electronic tracking system, such as the National Precursor Log Exchange (NPLEx) , to monitor these limits in real-time. Pseudoephedrine in the States