Never combine phentermine with isocarboxazid, phenelzine, tranylcypromine, selegiline, or rasagiline and always make sure at least 14 days have passed for the last moment you took those drugs.
propranolol : the following side effects are considered to be serious enough to be reported as soon as possible: pounding heartbeats, pale skin, easy bruising, thoughts of suicide, shallow breathing, worsening seizures, hallucinations, hostility, agitation, and confusion.