What makes phentermine cause chest pain?

Possibly. Anxiety can cause excess cortisol, os adrenaline secretion which can cause a number of symptoms, including dizziness, lightheadedness, rapid heart beat palpitations, chestpain, headaches, etc. Try calming yourself down by concentrating on slowing down your breathing over a few minutes if this doesn't help, see your primary provider for further evaluation. Good luck!

Related Questions

I have been on phentermine for about 3 days now and I am experiencing some chest pain, it will come and go maybe 2 or 3 times a day. Is this serious?

Phenteramine. Phenteramine is an amphetamine derivative and is known to cause heart palpitations and can cause chest pain. I recommend that you stopp taking it and inform your primary care physician immediately for further cardiac work-up. Read more...