Comparing Amitiza vs Relistor
| Amitiza Remove Amitiza from your drug comparison | Relistor Remove Relistor from your drug comparison |
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| Amitiza lubiprostone Remove Amitiza from your drug comparison | Relistor methylnaltrexone Remove Relistor from your drug comparison | ||||||||||||||||
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Prescribed for Constipation - Chronic, Opioid-Induced Constipation, Irritable Bowel Syndrome, Constipation - Drug Induced, Constipation. Amitiza may also be used for purposes not listed in this... View more |
Prescribed for Opioid-Induced Constipation, Constipation - Drug Induced, Constipation - Chronic. Relistor may also be used for purposes not listed in this medication guide. |
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Prescription only |
Prescription only |
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Ratings & Reviews |
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Drug Class |
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Side Effects |
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Common side effects include: diarrhea, headache, and nausea. See the full Amitiza side effects document. |
See the full Relistor side effects document. |
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Pricing and Coupons* Prices are without insurance |
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View all Amitiza prices and generic prices |
View all Relistor prices |
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Generic Availability |
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No |
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Dosage Form(s) Available |
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Brand Names |
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N/A |
N/A |
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Half LifeThe half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. |
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N/A |
8 hours |
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CSA Schedule**View glossary of terms. |
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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Pregnancy Category |
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Category C
Risk cannot be ruled out
See the full Pregnancy Warnings document. |
Category B
No proven risk in humans
See the full Pregnancy Warnings document. |
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Drug Interactions |
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A total of 1 drugs are known to interact with Amitiza:
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A total of 14 drugs are known to interact with Relistor:
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Alcohol/Food/Lifestyle Interactions |
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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Disease Interactions |
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First Approval Date |
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January 31, 2006 |
April 24, 2008 |
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WADA ClassView World Anti-Doping Agency classifications. |
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N/A |
N/A |
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More Information |
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Consumer Resources |
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Professional Resources |
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Related Treatment Guide |
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** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.