
Phentermine is a prescription medication used for weight loss. It is typically taken once daily, in the morning, either before or after breakfast. The drug is an appetite suppressant, used in conjunction with diet and exercise to treat obesity. The dosage varies depending on the patient's needs, but it is typically between 15 and 37.5 milligrams. Phentermine is FDA-approved for short-term use, up to 12 weeks, and may be habit-forming if not taken as directed by a doctor.
| Characteristics | Values |
|---|---|
| Dosage | 18.75 to 37.5 milligrams (mg) once a day |
| When to take | Before breakfast or 1 to 2 hours after |
| Time of day | Morning |
| Frequency | Once a day |
| Adjustments | May be adjusted to 18.75 mg once or twice daily |
| Age restrictions | Not recommended for children 16 or younger |
| Sleep | Take the last dose 4 to 6 hours before bedtime |
| Dependence | May become habit-forming |
| Pregnancy | May harm unborn baby |
| Storage | Store at room temperature, away from heat, moisture, and direct light |
Explore related products
What You'll Learn

Phentermine is best taken in the morning
Phentermine is a drug approved for weight loss as part of a regimen of exercise, calorie restriction, and behavior modification. It is typically taken once daily, and the best time to take it is in the morning. This is because taking it in the evening can interfere with sleep.
The typical dosage is 15 to 37.5 mg once a day, taken before breakfast or 1 to 2 hours after. However, this dosage may vary depending on individual circumstances and your doctor's recommendations. For example, if you are 65 or older, your doctor may suggest starting with a lower dosage. It is also important to note that Phentermine is typically prescribed for short-term use, usually up to 12 weeks.
If you are taking Lomaira, which is an 8 mg formulation, the dosage is different. Lomaira is typically taken three times daily, 30 minutes before meals. As with any medication, it is important to carefully follow the dosing instructions provided by your doctor or the directions on the label.
Phentermine can be habit-forming, so it is important to take it only as directed by your doctor and not to take more than the prescribed amount or for longer than recommended. If you miss a dose, take it as soon as possible, but if it is almost time for your next dose, skip the missed dose and continue with your regular schedule.
Circus Circus Breakfast: What's Included?
You may want to see also
Explore related products
$11.6 $19.99
$32.95 $39.95

It can be taken before or after breakfast
Phentermine is a drug approved for weight loss as part of a regimen of exercise, calorie restriction, and behavior modification. It is typically taken once daily, in the morning, as taking it in the evening can interfere with sleep. The best time to take phentermine is before breakfast or 1 to 2 hours after breakfast. For this reason, it is recommended to take the last dose of the day about 4 to 6 hours before bedtime to avoid trouble with sleeping.
Phentermine is available in four forms: capsules, disintegrating tablets, extended-release capsules, and tablets. The typical dosage for adults and children 17 years of age and older is 15 to 37.5 milligrams (mg) once a day. If you are taking the 37.5 mg tablet, it can be cut in half and taken twice daily. In this case, you would take half a tablet (18.75 mg) in the morning before breakfast and another half before lunch or in the early afternoon.
It is important to carefully follow the dosing instructions for the form of phentermine you are using. For example, the disintegrating tablet should be placed on the top of your tongue right after removing it from the bottle, and it should be taken with dry hands. The extended-release capsule should be swallowed whole and not crushed, broken, or chewed.
Phentermine is typically approved for short-term use of up to 12 weeks, although healthcare professionals may prescribe it for longer durations. It is important to take phentermine only as directed by your doctor and not to take more than the prescribed amount or for longer than recommended. Misuse of phentermine can lead to addiction, overdose, or other serious side effects.
CFA Breakfast Hours: When Does Morning Menu End?
You may want to see also
Explore related products

Dosage depends on the patient's age
Phentermine is a drug used for weight loss. It is typically taken once daily, in the morning, before or after breakfast. However, the dosage and frequency of phentermine depend on the patient's age and individual circumstances.
Phentermine is approved for short-term use in people aged 17 and older with a body mass index (BMI) of at least 30. It can also be prescribed to those aged 17 and older with a BMI of at least 27 who have weight-related health conditions such as high blood pressure or diabetes. For this age group, the typical dosage ranges from 15 mg to 37.5 mg per day. This can be adjusted to 18.75 mg once or twice daily, depending on the individual's response to treatment.
Phentermine is not recommended for children under the age of 16. The safety and efficacy of phentermine have not been established for patients younger than 17 years old.
It is important to note that phentermine is a controlled substance, and taking it can lead to misuse and dependence. It is recommended to take the lowest effective dose, and older adults may require a lower dosage due to increased sensitivity to medications and potential health conditions.
Always consult a doctor or healthcare professional for specific dosage instructions and follow their directions carefully. They will determine the appropriate dosage based on individual factors, including age, medical history, and the medical problem being addressed.
English Breakfast Tea: High Caffeine Content?
You may want to see also
Explore related products

It is normally prescribed for short-term use
Phentermine is an appetite suppressant used for weight loss. It is normally prescribed for short-term use, typically up to 12 weeks, as there are few long-term studies on its safety. The drug is approved by the FDA for short-term use of less than 12 weeks, and healthcare professionals may prescribe it off-label for longer use.
Phentermine is usually taken once daily, in the morning, before or after breakfast. The typical dosage is 15 to 37.5 mg once a day, and it can be taken as a tablet or capsule. For some people, there are factors that warrant a lower dosage, such as age, as older adults tend to be more sensitive to medications. Additionally, the presence of other health conditions may affect how the body processes the drug.
Phentermine is meant to be used in conjunction with healthy lifestyle habits, such as exercise, a nutritious diet, stress management, and proper sleep. It is important to prioritize these habits to promote health beyond weight loss and to maintain weight loss after stopping the medication.
Phentermine may be habit-forming, and misuse can lead to addiction, overdose, or even death. Therefore, it is important to follow the prescribed dosage and not take more than what is directed by your doctor.
Does English Breakfast Tea Dehydrate or Hydrate You?
You may want to see also
Explore related products

Phentermine may be habit-forming
Phentermine is a drug used for weight reduction in patients with obesity who have not been able to lose weight through diet and exercise alone. It is typically taken in the morning, either before or 1 to 2 hours after breakfast. It is important to follow the instructions provided by your doctor when taking phentermine, as taking too much of this medication can have serious consequences.
Phentermine is typically prescribed for short-term use, usually up to 12 weeks. However, some research suggests that it may be safe and effective for certain individuals to continue taking phentermine beyond this timeframe. Nonetheless, it is possible to develop a tolerance to phentermine over time. If you think that phentermine is not working as well after taking it for a few weeks, do not increase your dose. Instead, consult your doctor, who may adjust your dose or recommend an alternative treatment option.
It is important to be cautious when taking phentermine, as it can interact with other medications and may not be suitable for everyone. Phentermine should not be used in combination with certain similar medications or MAO inhibitors, as this may cause serious adverse effects. Additionally, phentermine should not be taken during pregnancy, as it can harm the unborn baby. It is also important to note that phentermine may cause drowsiness, and it can affect your vision and slow your thinking and movements. Therefore, it is recommended to refrain from driving or operating machinery until you know how phentermine affects you. Furthermore, alcohol can enhance the side effects of phentermine, so it is advised to consult your doctor about the safe use of alcohol while taking this medication.
Great Wolf Lodge: Breakfast Included?
You may want to see also
Frequently asked questions
Phentermine is typically taken in the morning, either before breakfast or 1 to 2 hours after.
The recommended dosage for adults ages 17 and older ranges from 15 mg to 37.5 mg per day. However, it is important to follow the specific instructions provided by your doctor or the directions on the label.
It is not recommended to take phentermine in the evening as it may cause difficulty sleeping. The last dose of the day should be taken about 4 to 6 hours before bedtime to avoid insomnia.
Phentermine is approved by the FDA for short-term use, typically up to 12 weeks. However, healthcare professionals may prescribe it for longer durations or intermittent use.
Phentermine may cause habit-forming behaviour and adverse effects such as confusion, panic attacks, hallucinations, extreme restlessness, nausea, vomiting, diarrhoea, stomach cramps, fatigue, irregular heartbeats, and slow pulse. It is important to follow the prescribed dosage and not exceed the recommended amount.









































