Final answer:
The entry in the pseudoephedrine logbook must be kept for two years. This requirement is mandated by the Combat Methamphetamine Epidemic Act of 2005. Different jurisdictions may have varying rules and regulations regarding the storage of pseudoephedrine logbooks.
Step-by-step explanation:
In the case of pseudoephedrine, the medication used to treat nasal congestion, the entry in the logbook must be kept for two years. This requirement is mandated by the Combat Methamphetamine Epidemic Act of 2005.
The logbook serves as a record of the purchaser's information, including their name, address, date and time of the purchase, and the quantity of pseudoephedrine purchased. Keeping this information for two years allows law enforcement agencies to access the data if needed.
It's important to note that different jurisdictions may have varying rules and regulations regarding the storage of pseudoephedrine logbooks, so it's advisable to check with local authorities to ensure compliance.