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Lomaira vs. Qsymia

Head-to-head comparisons of medication uses, side effects, warnings, and more.

Lomaira

(phentermine)

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Qsymia

(phentermine / topiramate ER)

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Summary for Lomaira

Prescription only

Lomaira (phentermine) is a prescription appetite suppressant. It's used to help with weight loss and is approved for people ages 17 years and older. Lomaira (phentermine) is taken by mouth, typically three times per day. This medication is shorter-acting compared to Adipex-P (phentermine), which is taken once daily. Common side effects include dry mouth, trouble sleeping, and headache. You should avoid drinking alcohol while taking Lomaira (phentermine) because doing so can lead to serious risks, such as dizziness and heart problems.

Indications for Lomaira

Pros and Cons for Lomaira

Pros

  • Many people lose about 5% to 10% of body weight
  • Makes you feel less hungry soon after you start treatment
  • Taken by mouth

Cons

  • Taken multiple times a day
  • Harder to fall asleep if taken too close to bedtime
  • Short-term treatment only

Common Side Effects for Lomaira

  • Dry mouth
  • Headache
  • Tremor
  • Constipation
  • Diarrhea
  • High blood pressure
  • Fast heart rate
  • Difficulty sleeping

Warnings for Lomaira

  • Not safe to combined with other weight loss medications
  • Phentermine not working well
  • Risk of misuse and dependence
  • Trouble concentrating or problem with coordination
  • Heart and lung problems
  • Risk of high blood pressure
  • Risk of low blood sugar in people with diabetes

Summary for Qsymia

Prescription only

Qsymia (phentermine / topiramate extended release) is a combination medication used to help with weight loss. It's approved for people over 12 who are considered obese and for some adults who are considered overweight. This medication is a tablet that you take once a day. You should also eat a balanced diet and exercise regularly for best results. Side effects include a "pins-and-needles" feeling, dry mouth, and constipation. You can only get this medication through the Qsymia REMS (Risk Evaluation and Mitigation Strategies) program because of the risk of birth defects if taken during pregnancy.

Indications for Qsymia

Pros and Cons for Qsymia

Pros

  • A pill that's taken once a day
  • Combines two ingredients that help lower appetite into one pill for convenience
  • An option for certain children 12 years and older, if diet and exercise aren't enough

Cons

Common Side Effects for Qsymia

Adults:

  • Feeling of pins and needles (up to 20%)
  • Dry mouth (up to 19%)
  • Constipation (up to 16%)
  • Upper respiratory tract infection (up to 16%)
  • Headache (up to 11%)
  • Change in taste (up to 9%)
  • Trouble sleeping (up to 9%)
  • Dizziness (up to 9%)

Children:

  • Depression (up to 4%)
  • Nausea (up to 4%)
  • Fever (up to 4%)
  • Dizziness (up to 4%)
  • Joint pain (up to 4%)

Warnings for Qsymia

  • Harm to an unborn baby
  • Mood problems and suicidal thoughts or behavior
  • Fast heart beat
  • Vision problems
  • Problems concentrating
  • Higher level of acid in blood (metabolic acidosis)
  • Possible lower kidney function
  • Kidney stones
  • High body temperature and inability to sweat
  • Serious allergic reactions and skin reactions
  • Possible slowed growth in children

Prices with our coupons for Lomaira vs. Qsymia

Price Card Drug Icon
Lomaira30 tablets / 8mg
$16.62-
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Price Card Drug Icon
Qsymia30 capsules / 7.5mg/46mg
$89.10$250.14
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