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Doctor insights on: Medicine For Phentermine Allergy

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Can I safely take Wellbutrin (bupropion) Xl 150, Phentermine 37.5, and Clonazepam (PRN)? Was recently prescribed this combo along with allergy meds.

Can I safely take Wellbutrin (bupropion) Xl 150, Phentermine 37.5, and Clonazepam (PRN)? Was recently prescribed this combo along with allergy meds.

Cannot say in your: Particular case. Wellbutin w. phentermine is being evaluated as a diet pill combination. Probably safe. Does NOT interact well with all blood pressure meds. Clonapin is addicting and potentially a problem. ...Read more

Dr. Gail Altschuler
404 Doctors shared insights

Phentermine (Definition)

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


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I am on phentermine and cannot sleep due to the numerous bug bites I have. I took one Benadryl (diphenhydramine) allergy. Anything I need to watch using both these meds?

I am on phentermine and cannot sleep due to the numerous bug bites I have. I took one Benadryl (diphenhydramine) allergy. Anything I need to watch using both these meds?

Drug to drug: Increased drying of mucus glands in eyes, nose, throat may occur. Internal eye pressure may increase and you may experience difficulty with urination or constipation ...Read more

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Itchy small rash for 7days and now vertigo also starting to itch my feet too could this be a bad allergy, mite or qsymia (phentermine and topiramate) side effects? I'm also on peeio

Itchy small rash for 7days and now vertigo also starting to itch my feet too could this be a bad allergy, mite or qsymia (phentermine and topiramate) side effects? I'm also on peeio

Hard to say: Itch and dizziness are common symptoms, and are reported as side effects for many meds. Not familiar with your meds, but any med can have side effects. If you're concerned, get a medical exam. ...Read more

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Will suddently stopping phentermine have drug withdrawal effects?

Will suddently stopping phentermine have drug withdrawal effects?

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

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Does phentermine and ritilin show on employer saliva drug tedt?

Does phentermine and ritilin show on employer saliva drug tedt?

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

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What's the difference between the diet drugs meridia and phentermine?

What's the difference between the diet drugs meridia and phentermine?

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 more

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I haven't taken phentermine in 3 weeks will it show in urine drug test?

I haven't taken phentermine in 3 weeks will it show in urine drug test?

Not likely: Three weeks is long enough for this drug to clear out of your system.
For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form.
Practice safe sex.
Get HPV vaccine. ...Read more

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How long does phentermine stay in your system for a salvia drug screen?

How long does phentermine stay in your system for a salvia drug screen?

3 days: Stimulant similar to amphetamines, is a controlled substance and drug of abuse. Time in saliva tox screens, is about 3 days, depending on your overall health, what other meds you take (legal or illegal) See https://www. Erowid. Org/psychoactives/testing/testing_info1.shtml ...Read more

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Can phentermine and topamax (topiramate) give a fasle positive on a drug test?

Can phentermine and topamax (topiramate) give a fasle positive on a drug test?

Yes and no: Phenteanine is an amphetamine and will show up on a drug test. Topomax will not show up on a standard drug test, ...Read more

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I have been taking phentermine 37.5 mg and am almost done with my 3 month prescription. Can I take Fastin OTC when I am done as a maintenance drug?

I have been taking phentermine 37.5 mg and am almost done with my 3 month prescription. Can I take Fastin OTC when I am done as a maintenance drug?

At least 3 days: While Fastin OTC is not the same chemical as phenteramine, both can affect the heart. Make sure your heart health is ok before starting a new diet med. ...Read more

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I took drug test today which is Tuesday I have to go back Friday morning if I stop taking my prescription for Phentermine 37.5 today will I be cleaned by Friday?

I took drug test today which is Tuesday I have to go back Friday morning if I stop taking my prescription for Phentermine 37.5 today will I be cleaned by Friday?

No need to wait: If you have a legitimate prescription for a federally legal medication (not marijuana) than the entity doing the drug testing will not hold you accountable for testing positive for that substance. They may restrict you from working with certain dangerous or delicate tools or driving until you are done with that medication. Bring the Rx or a note from your doc explaining the Rx. ...Read more

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How can k25 phentermine medicine works in the body and reduces weight?

How can k25 phentermine medicine works in the body and reduces weight?

Appetite suppressant: Phentermine is in the amphetamine class of drugs and is used to suppress the appetite. It works in the bran to decrease hunger and it may also increase metabolism. It is indicated for short term use for treatment of obesity when combined with exercise and behavioral modification. Common side effects include insomnia, dry mouth, constipation, elevated heart rate, and agitation. ...Read more

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Can you get addicted to the drug phentermine?

Can you get addicted to the drug phentermine?

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 more

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Is the weight loss drug phentermine (fastin) effective?

Is the weight loss drug phentermine (fastin) effective?

Yes, but...: ...there is a price--talk to your doctor about risks & side effects! Also, it is important to have realistic expectations when starting a weight loss medicine--e.g. about 5-10% of the starting weight is the average weight loss most patients on these drugs will achieve. Finally, once the drug is stopped, gradual weight gain is statistically likely. ...Read more

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What cold and cough medicine can I take with phentermine?

What cold and cough medicine can I take with phentermine?

Safe remedies: Cold Tips: For sore throat – gargle with warm salt water (1/2 tsp salt in 8 oz of water). * For congestion – saline nose drops or a neti pot. *For anti-inflammatory effect & mobilizing mucus- homemade chicken noodle soup.**For hydration- lots of water. Try clear broth. * Add honey & a small amt. Of lemon juice to Chamomile tea. ...Read more

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Is it possible for you to take phentermine if you are on blood pressure medicine?

Is it possible for you to take phentermine if you are on blood pressure medicine?

Yes, but...: Yes you can, but i'd be careful with it. If you don't already, i'd buy a home BP cuff and keep a log (once daily is fine) of your BP while you're taking the phenteramine. It can affect your BP or the effectiveness of the medication you're taking, so keep a close eye on it and report any changes to your doctor. ...Read more

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If phentermine is taken approximately an hour before giving a urine drug screen, will it show up?

If phentermine is taken approximately an hour before giving a urine drug screen, will it show up?

Most likely: Especially if you take it on a regular basis but I don't know if the drug or the metabolites are being tested for. If you have a prescription for them it should be ok ...Read more

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How long does phentermine take to absorb in the urinary system so it will show in a urine drug test?

Five days: Phentermine adult half-life is variable between 7 to 20 hours. It takes approximately 6 half lives for a drug to be eliminated from your system. 20*6/24=5 days. The Phentermine will stay in your system for approximately 5 days. ...Read more

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What combination of drug store fat burners could I take for weightloss that could give me great results like phentermine does?

What combination of drug store fat burners could I take for weightloss that could give me great results like phentermine does?

You can check online: For this. But be careful with overuse of diet pills. It may cause unwanted effects including elevated blood pressure, chest pain, palpitation etc. Consult your dr before you take these meds. Best of luck! ...Read more

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Hi Doctor :) I took Phentermine 15mg for the first time today. How long does it stay on my system? I'm having a drug test in 3 days. Thanks

Hi Doctor :) I took Phentermine 15mg for the first time today. How long does it stay on my system? I'm having a drug test in 3 days. Thanks

Doctor prescribed?: I am hoping that you are using this medication because it was prescribed to you by a physician for obesity. If you used this medication for any other reason, or if it was not prescribed for you but someone else, using it is illegal and don't do it again. If you are overweight or obese and want to lose weight, talk to your doctor. Share a list of all your medications when you are tested for drugs ...Read more

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Can somebody tell me how can k25 phentermine medicine works in the body and reduces weight?

Can somebody tell me how can k25 phentermine medicine works in the body and reduces weight?

Appetite suppressant: Phentermine is in the amphetamine class of drugs and is used to suppress the appetite. It works in the bran to decrease hunger and it may also increase metabolism. It is indicated for short term use for treatment of obesity when combined with exercise and behavioral modification. Common side effects include insomnia, dry mouth, constipation, elevated heart rate, and agitation. ...Read more

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What cold medicine can I take with phentermine 37.5 mg?

What cold medicine can I take with phentermine 37.5 mg?

Here are some safe: Options. Medications are often not needed. Cold Tips: For sore throat – gargle with warm salt water (1/2 tsp salt in 8 oz of water). * For congestion – saline nose drops or a neti pot. *For anti-inflammatory effect & mobilizing mucus- homemade chicken noodle soup.**For hydration- lots of water. Try clear broth. * Add honey & a small amt. Of lemon juice to Chamomile tea. ...Read more

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How long does half of one 37.5 mg phentermine tablet stay in your system which would show up on a drug test.

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 more

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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

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Side effects of phentermine (the weight loss drug)?

Side effects of phentermine (the weight loss drug)?

Phenteramine: Side effects:
insomnia
palpitations
dry mouth
fast heart rate
headaches
weight loss
constipation
etc.

Get a more detailed answer ›
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Could phentermine give you a false positive on a urine drug screening?

Could phentermine give you a false positive on a urine drug screening?

Maybe: It is possible on some drug screens for Phentermine to show up as amphetamine. I usually warn my weight loss patients of this and write them a letter for their employer. Your doctor should be able to write you a letter in case this happens. ...Read more

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I have never smoked marijuana in my life but fail drug test. Will phentermine show up as THC on drug test?

I have never smoked marijuana in my life but fail drug test. Will phentermine show up as THC on drug test?

Get a lawyer: Drug tests are sometimes prone to error. There are specialists who can help identify what may have gone wrong. Or you may have an enemy who spiked something you ate. I hope you get an good outcome. ...Read more

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Could the new drug combination of phentermine and topomax (Quisimya, or something like that) help with Migraines? Stimulants worked well in the past,

Could the new drug combination of phentermine and topomax (Quisimya, or something like that) help with Migraines? Stimulants worked well in the past,

Yes. . . or no. .: We have used Topamax (topiramate) alone for quite some time for the treatment of migraines. It is used in an attempt to reduce the frequency and severity of migraines. Stimulants (used mainly as short term appetite suppressants) do have the potential to make headaches worse, in some people. So, there is really no way to anticipate how you would respond without trying it--if that is what your doctor had prescr ...Read more

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Hello, does phentermine and dexedrine (dextroamphetamine) show up the same on a urine drug screen?

Hello, does phentermine and dexedrine (dextroamphetamine) show up the same on a urine drug screen?

Depends: Unfortunately, depends on the specific test that is ordered. However, tests from a physicians office/professional lab generally uses liquid chromatography and would distinguish these substances/classes. Hope that helps! ...Read more

Dr. John Chiu
2,638 Doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


Ionamin (Definition)

Ionamin is an appetite suppressant which is a kind ...Read more