Click Here: https://secondnewlife.com/phentermine-vs-adderall/Phentermine and Adderall are both stimulant medications, but they serve different primary purposes: Phentermine is approved for short-term weight loss (up to 12 weeks), whereas Adderall treats ADHD and narcolepsy. Both are controlled substances, increase heart rate and decrease appetite, but they cannot be combined due to severe cardiovascular risks.