Original Duromine




Duromine weightloss pill is an appetite suppressant.  The active ingredient within Duromine is the generic drug phentermine. Duromine with Phentermine is combined with resin to create a slow release which prolongs the effects of Duromine.

With Duromine, hunger cravings are reduced as the active chemical ingredient in Duromine effects the parts of the central nervous system. Phentermine is chemically similar to Amphetamine and increased energy levels are common.


Duromine is used to reduce body weight in obese or overweight patients. Your doctor will determine if you are overweight enough to use Duromine. Duromine works by directly affecting the area of the brain that controls your appetite making you feel less hungry. Duromine should be used as a part of an overall weight management plan which should include a medically controlled diet and exercise program. Duromine is only available with a doctor's prescription. It has been prescribed for you only. Do not give it to anyone else even if their condition is the same as yours. Your doctor may prescribe Duromine for another purpose. If you are not sure why you are taking this medicine ask your doctor. Note: Duromine is a controlled drug C5. It should be kept in a secure place and under no circumtances should it be given to anyone else.


How to take Duromine

  • In adults and children over 12 years, the usual dose of Duromine is one capsule every day. However, your doctor will prescribe the right dose for you.
  • Take Duromine first thing in the morning, at breakfast time so that it does not keep you awake at night.
  • Swallow Duromine capsules with plenty of water. Do not chew or open the capsules.
  • Follow your doctor's instructions exactly and never change the dose yourself. Increasing the dose may not necessarily make you lose more weight or make you lose weight faster. However you will most likely experience more side effects. Your doctor will tell you how long you are to take Duromine for.

Duromine is not recommended for elderly patients or for children younger than twelve years. While you are using Duromine.

While you are using Duromine

  • You should regularly visit your doctor for a medical check up.
  • Tell your doctor immediately if you experience sudden or rapid weight loss, difficulty breathing, chest pain, fainting, swelling of the lower limbs and if you can not exercise as much as you usually can.
  • Be careful driving or operating machinery until you know how Duromine affects you.
  • DO NOT drink alcohol whilst taking Duromine.
  • Check with your doctor or pharmacist before you start to take any cough or cold medication.

If you forget to take Duromine

If you forget to take your Duromine dose at breakfast take it no later than lunchtime. Alternatively, skip the dose you missed and take your next dose at the normal time on the next day. If you take Duromine any later than lunch-time you may have trouble sleeping at night. Never take a double dose to make up for a dose you have missed. If you have trouble remembering when to take your medicine, ask your pharmacist for some hints.


All medicines can have side effects and this may occur with the normal use of Duromine. Tell your doctor or pharmacist as soon as possible if you do not feel well while you are taking Duromine.
Tell your doctor immediately if you experience sudden or rapid weight loss, difficulty breathing, chest pain, fainting, swelling of the lower limbs and if you can not exercise as much as you usually can.
Duromine may make you feel more awake than usual. You may have trouble sleeping.
Duromine can have some effects on the heart. You may notice your heart seems to beat faster and harder, and your blood pressure may be raised slightly.
Other side effects you may notice include irregular heart beats, chest pain, feeling restless, feelings of extreme happiness followed by depression and tiredness, nervousness, tremor (shaking), headache, dizziness, nausea, vomiting, diarrhoea or constipation, stomach cramps, dry mouth or an unpleasant taste in your mouth, difficulty passing urine, skin rashes, impotence and changes in sexual drive, swelling of the face.
If you have any side effect whether it is listed above or not, please tell your doctor.

If you take to much Duromine

If you think that you (or anyone else) may have taken too much Duromine, contact your doctor or Poisons Information Centre or go to the Accident and Emergency department at the nearest hospital.


What Duromine looks like

Duromine capsules are available in three strengths, 15mg, 30mg or 40mg, in packs of 30 capsules.

  • Duromine 30mg capsules:
    • grey and reddish brown and marked DUROMINE 30

Duromine Ingredients

Duromine capsules contain phentermine, lactose, liquid paraffin, magnesium stearate, gelatin, titanium dioxide, carbon black (CI 77266). In addition, Duromine 15mg contains brilliant blue FCF (CI 42090), iron oxide yellow (CI 77492); Duromine 30mg contains iron oxide red (CI 77491); Duromine 40mg contains erythrosine (CI 45430), sunset yellow FCF (CI 15985). Duromine capsules are gluten-free.


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