Lamisil
(terbinafine)
Treats fungal infections.
Our bottom line
Lamisil (terbinafine) is first-choice treatment for many types of fungal infections, but a successful treatment course ranges from weeks to months.
- Drug class: Infection
- Rx status:
- Generic status: Lower-cost generic available (terbinafine)
Upsides
- Effectively treats many types of fungal infections.
- Available in cheap, generic version.
- Lamisil (terbinafine) comes in many different formulations that's easy to apply depending on the site of infection.
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What to expect from terbinafine, on one page
Downsides
- Takes weeks to months to treat an infection.
- The pill form is not a good option if you have liver disease.
- Lamisil (terbinafine) can interfere with how many other medicines work. Talk to your doctor and pharmacist before starting any new medicines or supplements while you are on Lamisil (terbinafine).
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What to expect from terbinafine, on one page
Lamisil (terbinafine) is an antifungal that kills fungi by disrupting the formation of its protective cell wall.
- Drug class: Infection
- Rx status:
- Generic status: Lower-cost generic available (terbinafine)
Used for
Dosage forms
- Pill
- Cream
- Gel
- Spray
Prices and coupons
Skip prices section. Skip to what to expect section.- Pay as low as$833.52Retail priceRetail priceLearn more
- CostcoGet free coupon$815.70
- Medicine ShoppeGet free coupon$838.42
- AlbertsonsGet free coupon$841.27
What to expect when you take Lamisil (terbinafine) for Fungal infection
Skip what to expect section. Skip to side effects section.- First few hoursHoursFirst few daysDaysFirst few weeksWeeksFirst few monthsMonths
- Effectiveness
- Starts to kick inFull effects
- First few hoursHoursFirst few daysDaysFirst few weeksWeeksFirst few monthsMonths
- Possible side effects
- Headache
- Diarrhea
- Rash
- Indigestion
- Taste disturbance
- Nausea
Side effect rates for Lamisil (terbinafine)
- Headache13%13%10%10%
- Diarrhea6%6%3%3%
- Rash6%6%2%2%
- Indigestion4%4%3%3%
- Nausea3%3%3%3%
- Pruritus3%3%2%2%
- Liver enzyme abnormalities3%3%1%1%
- Taste disturbance3%3%1%1%
- Abdominal pain2%2%2%2%
- Flatulence2%2%2%2%
The placebo bar shows how common a side effect was for people taking a sugar pill instead of terbinafine.
People taking terbinafine felt side effect more
People taking terbinafine felt side effect less
Risks and Warnings for Lamisil (terbinafine)
Skip risks section. Skip to common concerns section.- Higher risk if:
- › Past history of liver disease
- › Taking Lamisil (terbinafine) by mouth
Taking Lamisil (terbinafine) can damage your liver or worsen your liver disease. Your doctor will draw your blood regularly to monitor your liver function. Talk to your doctor if you notice dark urine and/or severe abdominal pain.
Common concerns from people taking Lamisil (terbinafine)
Final section. Do you want to return to drug navigation?- Taking Lamisil (terbinafine) can damage your liver or worsen your liver disease. Your doctor will draw your blood regularly to monitor your liver function. Talk to your doctor if you notice dark urine and/or severe abdominal pain.
- Rarely, Lamisil (terbinafine) can lower your red blood cells and affect your body's ability to form blood clots. Talk to your doctor if you notice any unusual signs of weakness, dizziness, abdominal pain, nausea, and/or bruising.