Phendimetrazine is a medical supplement used to manage obesity. According to Drugs.com, it belongs to the class of drugs called sympathomimetic amines. Specifically, it works like an amphetamine such as caffeine to stimulate your brain and spinal cord to produce a decreased appetite. Phendimetrazine also increases your blood pressure and heart rate. Typically, you must take 105 milligrams, or mg, of phendimetrazine once a day, 30 to 60 minutes prior to eating.
Common Side Effects
According to Drugs.com, phendimetrazine typically causes anxiety, nervousness, restlessness and trouble sleeping. It can cause diarrhea, constipation, dry mouth, tremors, impotence and decreased libido, or sex drive). Phendimetrazine's other common side effects include a bad taste in your mouth and dizziness. These side effects should not last more than three to four days. Call your doctor if they do; she may ask you to discontinue the medication.
Serious Side Effects
The National Library of Medicine says phendimetrazine's more serious side effects include hypertension (high blood pressure), palpitations (a pounding heartbeat) and tachycardia (fast heartbeat). Phendimetrazine may also affect the valves in your heart and prevent your body from receiving enough blood. This medication can cause agitation, diaphoresis (sweating), blurry vision and a psychotic state in which you cannot delineate fantasy from reality. Also, phendimetrazine can cause nausea, stomach pain, frequent urination and dysuria (painful urination). Call your physician when phendimetrazine provokes these side effects.
Miscellaneous Concerns
You should not take phendimetrazine if you are allergic to it. Life threatening side effects such as severe difficulty in breathing, hives and angioedema (swelling of your throat, face, tongue and lips) may result. Do not delay in seeking medical help.
Inform your doctor whether you have a history of drug abuse. Phendimetrazine is extremely addicting and can lead to psychological or physical addiction.
Drugs.com says you must inform your doctor whether you suffer from heart disease, high blood pressure, glaucoma (a condition of extremely high eye pressures), anxiety disorders, thyroid problems, seizure and diabetes. Phendimetrazine can worsen these conditions and cause the aforementioned effects.
It is unclear whether phendimetrazine can harm your baby or pass to your nursing child. Tell your doctor if you are pregnant or breastfeeding.
Drugs.com says you must tell your doctor if you are taking tricyclic antidepressants such as nortriptyline or amoxapine. These drugs, when combined with phendimetrazine, can cause the serious aforementioned effects.
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