Phentermine and Alcohol – Can They Be Mixed?

  • By: jacob foxx
  • Date: April 5, 2023
Phentermine and Alcohol

It is important to be aware of the potential dangers that come with taking the combination of phentermine and alcohol.

Even small amounts of alcohol can increase the risk of cardiovascular side effects, such as a heart attack or stroke.

While other side effects are also possible, it is also important to note that alcohol can also inhibit weight loss.

With this in mind, it is strongly suggested that people look into other options before using phentermine and alcohol together.

Keep reading to find out more information.

Can you Drink Alcohol While Taking Phentermine?

When considering taking phentermine, it is important to be aware of the potential risks associated with mixing alcohol.

Both substances have their own side effects, and combining them may have serious consequences.

Taking phentermine with alcohol, in particular, can make you more likely to have a life-threatening medical emergency like a stroke.

As a result, it is highly recommended that people avoid mixing these two substances. If someone accidentally takes phentermine and alcohol together and starts to feel bad, they need to see a doctor right away.

Medical professionals can keep an eye on vital signs and help with any bad effects of the mix.

Side Effects of Phentermine with Alcohol

When it comes to taking phentermine, it is important to be aware of the potential side effects.

Even though this medication is often linked to dry mouth, hair loss, and acne, it’s the more serious side effects that need to be watched out for.

Changes can happen to the normal rhythm of the heart, and combining phentermine with alcohol can make these changes worse.

For those who drink regularly, have an addiction to alcohol, experience alcohol cravings, or do not want to abstain from alcohol while taking phentermine, it may not be a safe choice.

It is always best to consult with a healthcare professional before starting any medication and to follow their advice for maintaining a safe and healthy body.

Gastrointestinal Issues

Gastrointestinal issues can be disruptive to daily life, often causing discomfort and pain. When taking phentermine, it’s important to be aware of potential side effects such as nausea, stomach pain, diarrhea, and constipation.

Additionally, alcohol consumption can lead to acid reflux and irritation of the stomach lining. When you take phentermine and alcohol together, you may be more likely to have stomach problems.

Cardiovascular Side Effects

Taking phentermine can have impactful effects on an individual’s cardiovascular system.

People who already have heart problems should be careful about taking this medicine because it could make their heart beat faster and raise their blood pressure.

The risk of cardiovascular complications is further increased if alcohol is consumed while taking the medication.

While rare, stroke or fatal heart disease can occur and should not be taken lightly. It is crucial that individuals experiencing these symptoms seek medical attention immediately to avoid any further complications.

Impacts on the Central Nervous System (CNS)

When phentermine and alcohol are taken together, they can have very bad effects on the central nervous system (CNS).

This dangerous combination can cause impaired balance, communication, memory, speech, and judgment.

The side effects of mixing these substances can include dizziness and drowsiness, which can lead to accidents or injuries.

It’s important to note that judgment is significantly reduced when taking them together, potentially impacting the ability to work or make decisions.

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So, if you want to avoid bad effects on the CNS, you should avoid mixing phentermine and alcohol.

Safe Phentermine Alternative

Finding a safe alternative to Phentermine can be challenging. While Phentermine can be effective in aiding weight loss, it also comes with a multitude of side effects that can be unsafe for some individuals.

Enter PhenQ, the trusted alternative to Phentermine. Made with natural ingredients and without any harmful chemicals, PhenQ has been shown to be just as effective in weight loss as Phentermine, but without the negative side effects.

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By targeting multiple aspects of weight loss, including suppressing appetite and boosting metabolism, PhenQ can help individuals achieve their weight loss goals safely and effectively.

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Adverse Weight Loss Effects

Adverse weight loss effects can occur when combining alcohol and phentermine/Adipex.

Alcohol, on the other hand, has the opposite effect of what phentermine does, which is to slow down the functions of the central nervous system.

Also, drinking alcohol can lead to bad food choices and less motivation to work out, which can make it harder to lose weight.

Also, alcohol has a lot of calories, so drinking too much of it can make you gain weight instead of lose it.

It’s important to understand the potential effects of combining these substances and make informed decisions about their use to achieve weight loss goals.


Phentermine has become a common solution for individuals seeking assistance with weight loss.

This medicine is meant to stimulate the central nervous system, which speeds up the metabolism and makes you feel less hungry.

But it’s important to know that mixing phentermine with alcohol can cause stomach problems, increase the risk of heart problems, and make it harder to make good decisions.

Further, drinking alcohol can reduce the effectiveness of phentermine when it comes to weight loss.

For these reasons, individuals taking phentermine are advised to abstain from drinking alcohol to ensure the maximum impact of their weight loss program.


Why can’t you drink alcohol when taking phentermine?

Mixing phentermine and alcohol can be dangerous, as both substances are central nervous system depressants.

When taken together, they can cause an additive effect that increases the risk of cardiovascular side effects such as increased heart rate, chest pain, or blood pressure changes.

Additionally, alcohol can increase the risk of addiction to phentermine. People who take phentermine may become dependent on it and experience withdrawal symptoms if they suddenly stop taking it.

Drinking alcohol while taking phentermine can also increase the risk of developing a substance use disorder.

What effects does alcohol have on phentermine?

Alcohol can increase the risk of side effects associated with phentermine. Common side effects of phentermine include dry mouth, constipation, nausea, chest pain and restlessness.

Drinking alcohol when taking phentermine can increase the chances of experiencing these side effects.

Additionally, alcohol can cause dangerous interactions when taken in combination with other medications. People who take phentermine should avoid drinking alcohol, as it can increase their risk for addiction and other adverse health conditions.

Long-term use of phentermine can also lead to serious health issues such as heart disease, high blood pressure, and seizures.

When combined with alcohol, these risks are increased even further. It is important to always talk to your doctor before mixing any medications or supplements with alcohol or engaging in any type of substance abuse behavior.

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Does alcohol reduce the effectiveness of phentermine?

Drinking alcohol while taking phentermine may reduce the effectiveness of the medication.

This is because alcohol is a depressant of the central nervous system, which can slow down body processes and interfere with the way phentermine works in the body.

Additionally, drinking alcohol can increase side effects associated with phentermine, such as restlessness, dry mouth, or constipation.

People who take phentermine should avoid drinking while they are on this medication to maximize its effectiveness and reduce their risk of adverse reactions.

How long after taking phentermine can I drink alcohol?

For those taking phentermine, it’s important to be mindful of the time lapse between consumption of the medication and alcohol.

Experts say that you shouldn’t drink alcohol for at least 12 hours after taking phentermine. Taking the two together can cause unwanted side effects.

To make sure the medicine works and your health stays at its best, it may be best to stay away from alcohol while taking phentermine.

Can you drink wine with phentermine?

One concern people may have when taking phentermine is whether or not they can still enjoy a glass of wine.

However, it’s important to note that consuming alcohol while taking phentermine can increase the risk of side effects. Additionally, a standard glass of white wine contains nearly 200 calories, which can hinder weight loss efforts and potentially lead to weight gain.

As with any medication, it’s important to follow the recommended guidelines and speak with a healthcare professional if you have any questions or concerns.

Can you drink beer with phentermine?

If you’re taking phentermine, it’s important to carefully consider your alcohol consumption.

Drinking beer while on phentermine can increase the risk of adverse health events, such as heart palpitations and high blood pressure. Beyond the potential health risks, drinking a pint of beer can also add 180 calories to your daily intake.

Over time, regular consumption of beer can lead to weight gain, which may hamper your weight loss goals while on phentermine.

I'm Jacob Foxx, a proud native of the outskirts of Chicago, Illinois. I was enamored with the expansive Star Trek universe and its promise of cutting-edge technology and space travel from a young age. This early fascination with science fiction sparked my imagination and laid the foundation for my writing career. Alongside my love for the cosmos, I developed a passion for fitness in my formative years.

This dual interest in the world of tomorrow and the pursuit of physical health has greatly informed my writing, allowing me to explore themes of human potential and the future of our species. As an author, I strive to blend these passions into compelling narratives that inspire readers to dream and to push their own boundaries.

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