What is Famciclovir?

Category: Prescription Drugs

Most popular types: Famvir

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Famciclovir is an antiviral agent used for acute herpes zoster (shingles); treatment and suppression of recurrent episodes of genital herpes in immunocompetent patients; treatment of herpes labialis (cold sores) in immunocompetent patients; treatment of recurrent mucocutaneous/genital herpes simplex

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Shingles (herpes zoster) 8 1
Genital herpes 5 4
Myalgic encephalomyelitis/chronic fatigue syndrome 4 1
Fibromyalgia 3 2
Cold sore (herpes simplex) 1 2
Cold sores (fever blisters) 1 0

Show all 15 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe
1
Moderate
1
Mild
5
None
7

Commonly reported side effects and conditions associated with Famciclovir

Side effect Patients
Diarrhea 1
Digestive problems 1
Dry mouth 1
Headaches 1
Itching 1
Tachycardia (fast heart rate) 1

Dosages

Based on patients currently taking Famciclovir

Dosage Patients
500 mg three times daily 2
4,000 mg daily 1
6 250mg as needed 1

Why patients stopped taking Famciclovir

Multiple reasons could be selected

Reason Patients
Course of treatment ended 7
Did not seem to work 3
Doctor's advice 2
Other 2
Side effects too severe 2
Personal research 1
See all 13 patients who've stopped taking Famciclovir

Duration

Currently taking Famciclovir

Duration Patients
1 - 6 months 1
2 - 5 years 2
5 - 10 years 1

Stopped taking Famciclovir

Duration Patients
Less than 1 month 8
1 - 6 months 4
1 - 2 years 1
Adherence
Adherence Evaluations
Always 10
Usually 2
Sometimes 0
Never taken as prescribed 2
Burden
Burden Evaluations
Very hard to take 0
Somewhat hard to take 1
A little hard to take 6
Not at all hard to take 7
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 2
$50-99 1
$25-49 0
< $25 7
Not specified 4

What people switch to and from

Patients started taking Famciclovir after stopping:

Treatment Patients
Valacyclovir (Valtrex) 4

Patients stopped taking Famciclovir and switched to:

Treatment Patients
Valacyclovir (Valtrex) 2
Acyclovir (Zovirax) 1
Hydrocodone-Acetaminophen (Norco) 1
Last updated:

3 patient evaluations for Famciclovir

Mar 7, 2015 (Started Jan 17, 2015)

  • Effectiveness
    None (for fibromyalgia)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 500 mg Daily

  • 0 helpful marks

Dec 26, 2013 (Started Dec 26, 2013)

  • Effectiveness
    Moderate (for shingles (herpes zoster))
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 125 mg Every 3 months

  • 0 helpful marks

Aug 23, 2011 (Started Aug 22, 2011)

  • Effectiveness
    Can't tell (for genital herpes)
  • Side effects
    Moderate
  • Adherence
    Always
  • Burden
    Somewhat hard to take
Dosage: 250 mg Daily
Advice & Tips: diarrhea, headache
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 3 patient evaluations for Famciclovir