Doctor insights on:
Phentermine Drug Interactions
My doctor gave me phentermine for my follow up from my anxiety medication. I'm taking Lorazepam 0.5mg. Is there any drug interactions between the two?
Phentermine is been around for about 60 years. Phentermine is an appetite suppressant the bariatrician in the winter of 2008. Has a article gives a great description of the medication phentermine. I have used Phentermine over the last nine years without any complications whatsoever. We only give a half of a 37.5 mg ...Read more
What were the prescription or over-the-counter drug interactions seen in the qsymia (phentermine and topiramate) study? Anything people really have to watch out for?
Few to consider..: Qsymia=phentermine+topiramate: causes many side effects. Rare but serious ones: allergic reaction, high blood pressure, heart valve disorders, tremors, psychosis, pancreatitis, liver failures, thus careful with decongestant (pseudafed/phenylephrine), antihistamines 9zyrtec/benadryl), and tylenol (acetaminophen) containing products. Consult doc if u need to take these meds. Good luck. ...Read more
Never heard of WD: Phentermine has some properties similar to amphetamines, but it is not an amphetamine.If you abruptly stop Phentermine most patients might be more hungry for 24-48 hrs. Then return to regular appetite.There has never been a report of physical addiction.Emotionally, regaining wt w/o the med use could cause emotional stress.I have found that with monitoring pts. They can take the med for maintenance. ...Read more
No: No significant interactions between the two drugs. ...Read more
How long does half of one 37.5 mg phentermine tablet stay in your system which would show up on a drug test.
Half life is 20h: The drug's half life is 20 hours, meaning that after 20 hours, half of the dose has been eliminated. 20 hours after that, 3/4 of the dose has been eliminated and 20 hours after that 7/8 of the drug has been eliminated. At 80 hours virtually all of the drug has been eliminated. Depending on sensitivity of urine test you should allow 60-80 hours for elimination. Thanks for trusting HealthTap! ...Read moreSee 1 more doctor answer
I took a half tab of phentermine and then was givin a drug test 2 days after. Was the only time i had taken the drug the whole month. Will it show up?
Probably Not: Most drug tests do not test for phentermine, this assumes you are using prescription phentermine obtained from your doctor, buying what is labelled "phentermine" on the internet is another story, many contain amphetamines which will test positive lesson learned: be careful what you put into your body! real Phentermine is inexpensive & can be obtained from any weight loss doc. ...Read more
Sure: Phentermine is a stimulant & fully capable of being the source of addiction. There is a difference between physiological tolerance &/or withdrawal -vs- addiction. To be addicted you need one of the biological features (tolerance or withdrawal), loss of control (despite negative consequences), & salience (it becomes an important part of your life). ...Read moreSee 1 more doctor answer
Possibly: It is hard to know exactly what the drug test includes, and I am not sure of the sensitivity of the saliva test, but ritalin (methylphenidate) is an amphetamine, and drug screens often include amphetamines. If you are on a prescription drug that is legally prescribed, you should divulge this to your employer before the test. ...Read more
Different drugs: Meridia is a wt loss medication that was taken off the market in 10/2010 due to cardiovascular risk. Phentermine is another weight loss medication that is still being used and is approved for short term weight loss therapy. Meridia inhibits noreprnephrine/epinephrine and Dopamine reuptake, Phentermine works on the sympathetic system and cause you to eat less. ...Read moreSee 1 more doctor answer
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