Patients take Phentermine before breakfast most often, but it can also be taken an hour or two after breakfast.
Qsymia is a combination of Phentermine and Topiramate, two weight loss medications that, together with a reduced calorie diet and exercise, can help patients lose weight. It's a popular option for those with weight-related health problems. Patients begin with The max dose is Weaning protocol is required when discontinuing the max dose. Qsymia is taken once a day, in the morning. After 4 weeks, weight loss should be evaluated, with an increase to the next highest dose if the patient has not lost weight, up to the maximum dose.
Phendimetrazine is chemically related to amphetamines and is a Schedule III drug. Therefore, patients should use caution and take only as prescribed by their doctor. It is used for short-term treatment of obesity, along with diet and exercise.
It is available in a 75mg sustained-release tablet taken once daily or a 25mg tablet which can be taken up to 3 times daily. Diethylpropion stimulates the central nervous system, which increases your heart rate and blood pressure and decreases your appetite. Diethylpropion is used as a short-term supplement to diet and exercise in the treatment of obesity.
These medications are appetite suppressants to be used along with diet, exercise and behavior therapy for the short-term management of obesity. The longer you use the medicine, the less effective it may become. All these medications are amphetamine-based, stimulant drugs. Serious side effects, although rare, are possible. The most commonly occurring side effects associated with these medications include restlessness, nervousness, difficulty sleeping or dry mouth.
If these become bothersome, discontinue the medication and contact the doctor. This information is generalized and is not intended as specific medical advice, nor is this a complete list of potential side effects. Prescription appetite suppressants are not advised for use with certain medical conditions and medications. Moreover, the bioavailability of this drug is very high almost complete , and the protein binding ability is approximately The metabolism of phentermine drug occurs in the liver, while the elimination half-life of the drug is about 25 hours.
The excretion of the drug occurs through urine. The chemical formula of phentermine is C 10 H 15 N, and its molar mass is about Furthermore, this drug is contraindicated in people who have a history of drug abuse, people who are allergic to sympathomimetic amine drugs, people who have cardiovascular disease , hyperthyroidism , or glaucoma. When considering the interactions of phentermine with other drugs, it may decrease the effect of drugs such as clonidine, methyldopa, and guanethidine.
However, drugs that are useful in treating hypothyroidism can increase the effect of phentermine. Phendimetrazine tartrate, commonly known as phendimetrazine, is a stimulant drug. It belongs to the drug class of morphine chemicals. While phendimetrazine is restricted to those age 17 years or older, phentermine is limited to those aged 16 years or older.
Phendimetrazine also comes in an extended release form which may have different dosing instructions. Phendimetrazine and phentermine should only be used under the guidance of a doctor.
Because they both have similar side effects and drug interactions, it is important to discuss your options with your doctor. Both medications are also contraindicated during pregnancy because of fetal risks. Skip to main content Search for a topic or drug. Phendimetrazine vs Phentermine: Main Differences and Similarities. By Gerardo Sison, Pharm. Top Reads in Drug vs. Toujeo vs Lantus: Main Differences and S Dulera vs Advair: Main Differences and S Suboxone vs Methadone: Main Differences Looking for a prescription?
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