Fesoterodine
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| Names | |
|---|---|
| Trade names | Toviaz, others | 
IUPAC name 
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| Clinical data | |
| Drug class | Antimuscarinic[1] | 
| Main uses | Overactive bladder syndrome (OAB)[1] | 
| Side effects | Dry mouth, constipation[1] | 
| WHO AWaRe | UnlinkedWikibase error: ⧼unlinkedwikibase-error-statements-entity-not-set⧽ | 
| Pregnancy category  | 
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| Routes of use  | By mouth | 
| Typical dose | 4 to 8 mg/day[1] | 
| External links | |
| AHFS/Drugs.com | Monograph | 
| MedlinePlus | a609021 | 
| Legal | |
| License data | 
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| Legal status | |
| Pharmacokinetics | |
| Bioavailability | 52% (active metabolite) | 
| Protein binding | 50% (active metabolite) | 
| Metabolism | Liver (CYP2D6- and 3A4-mediated) | 
| Elimination half-life | 7–8 hours (active metabolite) | 
| Excretion | Kidney (70%) and fecal (7%) | 
| Chemical and physical data | |
| Formula | C26H37NO3 | 
| Molar mass | 411.586 g·mol−1 | 
| 3D model (JSmol) | |
SMILES 
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Fesoterodine, sold under the brand name Toviaz among others, is a medication used to treat the symptoms of overactive bladder syndrome (OAB).[1][3] It is a second line medication for this use.[4] It is taken by mouth.[1]
Common side effects include dry mouth and constipation.[1] Other side effects may include urinary retention, trouble sleeping, and dizziness.[1][4] It is not recommended in people with severe liver problems or myasthenia gravis.[3] It is an antimuscarinic and works via the same chemical as tolterodine.[1]
Fesoterodine was approved for medical use in Europe in 2007,[3] the United States in 2008,[1] and Canada in 2012.[5] In the United States it costs about 310 USD per month as of 2021.[6] This amount in the United Kingdom costs the NHS about £26.[4]
Medical uses
Fesoterodine has the advantage of allowing more flexible dosage than other muscarinic antagonists.[7] Its tolerability and side effects are similar to other muscarinic antagonists and as a new drug seems unlikely to make great changes in practices of treatment for overactive bladder.[7]
A Japanese study from 2017, showed that urgency and urge incontinence are improved after 3 days administration of the drug, with full efficacy able to be judged after 7 days administration. Overactive bladder was found to be resolved in 88% of patients after seven days usage. [8]
Dosage
It is usually used at 4 to 8 mg once per day.[1]
Mechanism of action
Fesoterodine is a prodrug. It is broken down into its active metabolite, desfesoterodine, by plasma esterases.
References
- 1 2 3 4 5 6 7 8 9 10 11 "Fesoterodine Monograph for Professionals". Drugs.com. Archived from the original on 26 January 2021. Retrieved 23 July 2021.
 - ↑ "Fesoterodine (Toviaz) Use During Pregnancy". Drugs.com. 7 November 2019. Archived from the original on 29 November 2020. Retrieved 12 August 2020.
 - 1 2 3 "Toviaz". Archived from the original on 12 November 2020. Retrieved 4 August 2021.
 - 1 2 3  BNF (80 ed.). BMJ Group and the Pharmaceutical Press. September 2020 – March 2021. p. 821. ISBN 978-0-85711-369-6.
{{cite book}}: CS1 maint: date format (link) - ↑ "Notice of Decision for TOVIAZ". Archived from the original on 2012-04-23. Retrieved 2012-04-20.
 - ↑ "Toviaz Prices, Coupons & Savings Tips - GoodRx". GoodRx. Retrieved 4 August 2021.
 - 1 2 Vella M, Cardozo L (September 2011). "Review of fesoterodine". Expert Opinion on Drug Safety. 10 (5): 805–8. doi:10.1517/14740338.2011.591377. PMID 21639817. S2CID 9653506.
 - ↑ "Sato N, Fuji K, Ogawa Y (2017). "Transactions of The Showa University Society: The 335th Meeting". The Showa University Journal of Medical Sciences. 29 (2): 201–217. doi:10.15369/sujms.29.201. ISSN 2185-0968.
 
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