How to Buy Phentermine Online for Weight Loss

How to Buy Phentermine Online for Weight Loss

Written by :

Arooj Anjum

Arooj Anjum

Biomedical Engineer


Are you looking to shed that extra weight and lead a healthy life? Is obesity ruining your health conditions? Are you suffering from high cholesterol, hypertension (high blood pressure), and heart conditions? Worry not; you will now discover a secret to that weight loss.


Phentermine is a prescription medication used for treating obesity. People with a BMI>30 and BMI>27 (body mass index) with health conditions are prescribed Phentermine. Along with the medicine,  dietary changes/or a reduced-calorie diet and physical activity are crucial.


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Phentermine Online for Weight Loss Management


You can buy phentermine online or with an authentic doctor’s prescription. This FDA-approved medicine is an appetite suppressant that increases your base metabolic rate. Phentermine is only for short-term use. You can use it for a maximum of 30 days. (It affects the central nervous system). Its mechanism of action is similar to amphetamine, which stimulates the release of norepinephrine, which is a neurotransmitter that helps to control hunger.


Phentermine first received its FDA approval back in 1959. Initially used for major depressive disorder, Phentermine was used as an antidepressant under the name  Adipex- -P. However, studies have suggested that it is also an effective weight-loss drug. You can also buy Phentermine online from an authentic pharmacy with a valid prescription from your healthcare professional. Combined with a healthy diet and lifestyle changes, Phentermine sheds around 5-10 pounds/month.


As we have mentioned, you can buy phentermine online only with a prescription, the reason being it is classified as a Schedule IV controlled substance. When used for long periods, it leads to abuse and may cause addiction.


List of Phentermine Brand Names


You can buy Phentermine under the name of;

  1. Lomaira, and
  2. Adipex-P

Both have the active ingredient Phentermine but are found in different potencies. Lomaira strength is 8mg, while Adipex-P is available as a tablet of 37.5mg of Phentermine.


If you want a safer and more effective option, go for the generic version of Phentermine. It is found in 15mg and 30mg forms, and there’s an orally disintegrating form in the generic version.


For the correct dosage, please follow your doctor’s advice.

Phentermine Mechanism of Action


Phentermine belongs to a class of drugs known as stimulating drugs that increase the activity of the CNS. The increased central nervous system increases the metabolism. Taking phentermine for weight loss enhances the levels of specific neurotransmitters (norepinephrine) in the brain responsible for controlling hunger pangs. High levels of norepinephrine lead to a fuller feeling, reducing hunger and thus leading to weight loss.

Side Effects of Phentermine


Like other weight loss drugs, Phentermine can lead to some severe side effects if the medicine is not used under the doctor’s supervision. Some common potential side effects are;

  • Seizures
  • Anxiety
  • Heart attacks
  • Stroke
  • Insomnia

Common side effects;

  • Dry mouth (caused by dehydration or less saliva. Drink loads of water to avoid dehydration.)
  • Dizziness
  • Constipation

In case of chest pain or any adverse reaction, contact medical professionals or call 911.


Who Should Not Use Phentermine?


If you have been prescribed Phentermine online and became pregnant later, stop the medicine.


Do not use the drug if you are breasfeeding or have certain medical conditions like

  • Overactive thyroid
  • Glaucoma
  • High blood pressure
  • Heart problems
  • Advanced coronary artery disease
  • History of drug abuse
  • And extreme restlessness.

Drug Interactions

  • Do not use Phentermine if you have used a monoamine oxidase inhibitor in the last two weeks.
  • Do not combine the medication with alcohol. 

Effectiveness of Phentermine for Weight Loss


Different clinical trials suggest that Phentermine offers visible results for weight loss treatments, and people with a high vision for weight loss goals should get a Phentermine prescription soon. In contrast, do not use it for more than 12 weeks because that’s the maximum limit set by the FDA.


The average weight loss is around 5-7% of your body weight in about three months. However, some people lose more than that. Some research shows that Phentermine depicts better, quicker, and more sustainable results than other weight loss medications. Although, people respond differently to different medicines. When combined with GLP-1 medicines, Phentermine shows a better weight loss percentage. 


If the medicine is not working, talk to your doctor and get the dosage adjusted.

Understanding Phentermine’s Dose


After reviewing your medical history and overall health, your doctor will prescribe the right with a complete treatment plan. They will look at the list of medications you use regularly. Your healthcare provider will conduct a physical exam and recommend the dose. Most often, the initial dose is 15mg/day. It can be increased to 30mg/day after a few weeks.


Hypertension or other health conditions affect the usage of Phentermine. Please discuss this with your doctor before starting the medication. 



Before 2016, only 15,30 and 37.5 mg of Phentermine were available. However, in 2016, the FDA approved Lomaira, which is available in 8mg, taken thrice daily, 30 minutes before meals. Higher doses are only taken once daily, most often before breakfast. Doctors do not recommend Phentermine after evening as it leads to difficulty in sleep.

How to Buy Phentermine Online?


With so many scams online, finding a legitimate online pharmacy is challenging but crucial. Be extra cautious if you want to buy phentermine online. 


Doctors suggest purchasing controlled medications only from licensed and reputable pharmacies only. Do not buy from unauthorized websites, even if they sell the same drug cheaply. The medicines they sell are primarily out of expiration date.


According to FDA offers tips follow the advice given below;

  • A valid and authorized pharmacy will always ask for a doctor’s prescription for a controlled med
  • If you need to buy phentermine phentermine online, make sure the pharmacy has a physical shop in the US as well
  • Pharmacists should be licensed
  • Lastly, the pharmacy should be licensed by the state’s Board of Pharmacy.

Cost of Phentermine


Without insurance, Phentermine costs around $10 & $20/month’s supply. However, the exact price depends on the retail price, pharmacy, and your location. Adipex-P- $ 100/month supply. Go for the generic versions and tablets rather than capsules; they are as effective yet cheaper.

Bottom Line


In conclusion, try weight loss medications with diet, lifestyle modifications, and regular exercise if you seek the best treatment. Visit a healthcare professional to discuss your concerns and ask them to prescribe Phentermine if it suits you. You can buy phentermine online or from a local pharmacy; the choice is yours! 


Note: These weight loss pills are only prescribed by health care providers. Long-term use of weight loss prescriptions can increase health risks.


Medical Disclaimer:


At TherapyFleet, we strive to enhance the quality of life for those dealing with mental health issues. Our licensed medical professionals meticulously research, edit, and review all content before publication. Nonetheless, this information should not replace professional medical advice, diagnosis, or treatment. For medical guidance, please consult your physician or reach out to TherapyFleet’s qualified staff.


Embark on your weight loss journey with determination and kindness towards yourself. Every step forward, no matter how small, is a victory worth celebrating.


1. Should I buy Phentermine online, or is it available as an OTC?


No, Phentermine is not an over-the-counter medicine. Buy it from a pharmacy or online with a valid prescription from your healthcare provider. However, be aware that some websites sell counterfeit or expired medicines online. Do not buy from them. With changes in telehealth prescription laws, you may be required to see an in-person doctor to buy phentermine online.

2. When will I see the results?


You will shed around 7% of your weight in about six months. If taken in combination with GLP-1 medicines, the percentage increases to 20%

3. Can Phentermine cause drowsiness?


No, Phentermine may cause trouble sleeping but not drowsiness. If you feel dizzy and drowsy after using Phentermine Phentermine, visit your doctor. 


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