How many mg of acyclovir can I take in a day?

Typical initial dosage: 200 mg every 4 hours, five times per day, for 10 days. Typical dosage for prevention of recurrent herpes: 400 mg twice per day, every day for up to 12 months. Other dosing plans may include doses ranging from 200 mg three times daily to 200 mg five times daily.

How often can you take acyclovir 400 mg?

Adults and children 12 years of age and older—200 to 400 mg two to five times a day for five days or up to twelve months, depending on how often your outbreaks of infection occur. Children up to 12 years of age—Use and dose must be determined by the doctor.

What is acyclovir 400 mg prescribed for?

Acyclovir is used to treat infections caused by certain types of viruses. It treats cold sores around the mouth (caused by herpes simplex), shingles (caused by herpes zoster), and chickenpox. This medication is also used to treat outbreaks of genital herpes.

When is acyclovir contraindicated?

The only absolute contraindication to acyclovir is hypersensitivity. Cautions include renal failure/impairment, immunocompromised host, potential risk of thrombotic thrombocytopenic purpura (TTP), and hemolytic uremic syndrome (HUS)).

Can I take 2 400mg acyclovir?

Aciclovir 400 mg Tablets are not usually harmful, unless you take too much over several days. Talk to your doctor or pharmacist if you take too much Aciclovir 400 mg Tablets. Take the medicine pack with you. Do not take a double dose to make up for a forgotten dose.

What should you not take with acyclovir?

Common medications that may interact with acyclovir include:

• amphotericin.
• clozapine.
• hepatitis B medications, such as entecavir.
• HIV medications, such as tenofovir and zidovudine.
• gentamicin.
• NSAIDs, such as ibuprofen, diclofenac, or naproxen.
• other antivirals, such as valacyclovir.
• probenecid.

Can you take acyclovir for life?

Nevertheless, we conclude that the use of oral acyclovir for more than 12 months provides substantial additional prevention against recurrence of ocular HSV. Our data suggest that long-term oral acyclovir use remains effective in decreasing the number of recurrences beyond 12 months.

Are there any antiviral drugs to treat the coronavirus disease?

Although there is only one approved by the U.S. Food and Drug Administration (FDA) to treat coronavirus disease 2019 (COVID-19), many medications are being tested. The FDA has approved an antiviral drug called remdesivir (Veklury) to treat COVID-19 in adults and children who are age 12 and older.

How many milligrams of acyclovir per 5 ml?

Select a medication above to begin. Adult Dosing . Dosage forms: CAP: 200 mg; TAB: 400 mg, 800 mg; SUSP: 200 mg per 5 mL; INJ: various Dose: 400 mg PO tid x7-10 days; Alt: 200 mg PO 5x/day x7-10 days; Info: for infections incl. herpes labialis; may extend tx if not healed after 10 days

How often should you take acyclovir for genital herpes?

Treatment of First Episode of Genital Herpes: 200 mg orally every 4 hours 5 times a day for 10 days (manufacturer dosing) 400 mg orally 3 times a day for 5 to 10 days (CDC recommendation) Severe Disease or Complications Requiring Hospitalization:

What is the dosage of acyclovir to prevent phlebitis?

Concentrations >10 mg/mL increase the risk of phlebitis Avoid rapid infusion; infuse over 1 hr at constant rate to prevent renal damage Capsule, oral suspension, tablet: Store at room temperature of 15-25°C (59-77°F); protect from moisture

Which is the best treatment for acyclovir recurrence?

Intermittent treatment for recurrence: 200 mg PO q4hr while awake (5 times daily) for 5 days; initiate at earliest sign or symptom of recurrence Chronic suppression for recurrence: 400 mg PO q12hr for up to 12 months; alternatively, 200 mg 3-5 times daily