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Phenytoin: Oral capsule, extended release

Also see:
  • Reported side effects
  • Daily life interactions

Available Strengths
Drug Image file DrugItem_18347.JPG
Phenytoin 100mg ER Cap
Upsher-Smith Laboratories, Inc
Pill Identification: UPSHER-SMITH 100 mg 
Drug Image file DrugItem_16484.JPG
Phenytoin 100mg ER Cap
Amneal Pharmaceuticals LLC
Pill Identification: IP 212 IP 212 
Drug Image file DrugItem_11755.JPG
Phenytek 300mg ER Cap
Mylan Pharmaceuticals Inc
Pill Identification: BERTEK 750 BERTEK 750 
Drug Image file DrugItem_16486.JPG
Phenytoin 100mg ER Cap
AvPAK; a Division of AvKARE Inc
Pill Identification: IP 212 IP 212 
Drug Image file DrugItem_14639.JPG
Phenytoin 100mg ER Cap
Taro Pharmaceuticals USA Inc
Pill Identification: TARO PHN 100 TARO PHN 100 
Drug Image file DrugItem_11754.JPG
Phenytek 200mg ER Cap
Mylan Pharmaceuticals Inc
Pill Identification: BERTEK 670 BERTEK 670 
Drug Image file DrugItem_7081.JPG
Phenytoin 100mg ER Cap
Mylan Pharmaceuticals Inc
Pill Identification: MYLAN 1560 MYLAN 1560 
Drug Image file DrugItem_3008.JPG
Phenytoin 100mg ER Cap
Mylan Institutional LLC formerly UDL Laboratories Inc
Pill Identification: MYLAN 1560 MYLAN 1560 
Drug Image file DrugItem_17261.JPG
Phenytoin 300mg ER Cap
Sun Pharmaceutical Industries, Inc.
Pill Identification: 432 432 
Drug Image file DrugItem_16485.JPG
Phenytoin 100mg ER Cap
American Health Packaging
Pill Identification: IP 212 IP 212 
Drug Image file DrugItem_9877.JPG
Phenytoin 100mg ER Cap
Sun Pharmaceutical Industries, Inc.
Pill Identification: 402 402 
Drug Image file DrugItem_17044.JPG
Phenytoin 100mg ER Cap
Wockhardt USA, LLC
Pill Identification: W720 

Frequently Asked Questions (FAQs) on Phenytoin: Oral capsule, extended release

What is this medicine?

PHENYTOIN (FEN i toyn) is used to control seizures in certain types of epilepsy. It is also used to prevent seizures during or after surgery.


What should I tell my health care provider before I take this medicine?

How should I use this medicine?

What if I miss a dose?

What may interact with this medicine?

What should I watch for while using this medicine?

What side effects may I notice from receiving this medicine?

Where should I keep my medicine?

Drugs Related by Class to Phenytoin: Oral capsule, extended release
CVS Pharmacy Patient Statistics for Phenytoin: Oral capsule, extended release
Usage by Gender
40.43%
59.57%
Generic vs. Brand Name Usage*
*Brand contains same active ingredient but may not represent FDA-approved generic equivalent
Usage by Age
0.57%
15.34%
44.04%
40.05%
In-Depth Information on This Drug
Select a specific strength to visit the detail page where you'll find :
  • Reported side effects
  • Daily life interactions
Select a Strength
Patient Experiences with Phenytoin

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Average Scores
Easy to Take 
0 / 5
0 / 5
Works as Intended 
0 / 5
0 / 5
Tolerable 
0 / 5
0 / 5