Our pharmacists’ bottom line
Dilantin (Phenytoin) is effective at preventing seizures, but has many drug interactions and side effects. If your blood tests show that you have the right amount of Dilantin (Phenytoin) levels, you’ll have a lower chance of getting side effects.
- Dilantin (Phenytoin) is effective at preventing seizures, and treating seizures in an emergency.
- Available in an oral suspension and chewable tablets if you have trouble swallowing capsules.
- Available as a generic.
- Need to get blood tests regularly to make sure Dilantin (Phenytoin) has safe and effective levels in your body.
- Can cause changes in your appearance, such as unwanted hair growth, enlargement of the gums, and coarsening of your facial features.
- If you have kidney problems, your dose and kidney function will have to be checked regularly to make sure Dilantin (Phenytoin) levels don’t get too high.
- Can make many other medicines less effective, including birth control.
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Side effects for Dilantin (Phenytoin)
What to expect when you start Dilantin (Phenytoin)Skip what to expect section. Skip to Risks & Warnings section.
- Can cause loss of coordination, confusion, uncontrollable eye movements, and unwanted hair growth while on this.
- If you’re taking supplements, let your doctor know. You’ll likely have to space out the supplements and Dilantin (Phenytoin) so they don’t interact.
- If you start having skin rashes or thoughts of suicide, tell your doctor immediately.
- Makes many drugs less effective, so make sure your doctor has a complete list of what you’re taking.
- If you need to stop taking Dilantin (Phenytoin), do so over at least one week to prevent withdrawal seizures.
Risks and Warnings for Dilantin (Phenytoin)Skip Risks and Warnings section. Skip to Tips section.
- Higher risk if:
- › People of Asian ancestry
Dilantin (Phenytoin) has been linked to severe, life-threatening skin reactions, including toxic epidermal necrolysis (TEN) and Stevens-Johnson syndrome (SJS). If you notice a rash or any other skin changes while taking Dilantin (Phenytoin), let your doctor know immediately.
Tips from pharmacists and people taking Dilantin (Phenytoin)Final section. Do you want to return to drug navigation?
- Upsides and downsides from our pharmacists
- › If you have kidney problems, your dose and kidney function will have to be checked regularly to make sure Dilantin (Phenytoin) levels don’t get too high.