Last week, the Iowa Legislature approved HF 524, extending and expanding the state's existing cannabidiol program. Now, all the bill needs is a signature from the governor to become law. Although the Senate approved a full medical marijuana bill that allowed as much THC as patients might need, the House has lagged behind. HF 524 includes a 3% cap on THC. We are disappointed at the limits of the final bill, but it is still an important step forward. If passed, patients suffering from illnesses such…