Question: How Much Acyclovir Is Too Much?

Can I take 1200 mg of acyclovir?

When 1,200 mg of acyclovir was used, the odds ratio of 0.34 was just statistically significantly improved.

For HSV detection at delivery, the odds ratio for treatment with 1,200 mg was not significantly better than that for 800 mg (0.13 compared with 0.09)..

How long after starting acyclovir are you contagious?

You can spread the virus even when you don’t have any symptoms of a cold sore, though you’re usually most contagious when you have them. However, this is much less likely than if contact occurred when a cold sore was present. Cold sores are contagious until they go away completely, which usually takes about two weeks.

Can I take 1000 mg of acyclovir?

The usual dose is 20 milligrams (mg) per kilogram (kg) of body weight, taken three times a day for 5 days. However, the dose is usually not more than 1000 mg three times a day.

Does acyclovir weaken immune system?

This medication may rarely cause a life-threatening disorder that affects the blood cells, kidneys, and other parts of the body. This disorder is more likely to occur if you have conditions related to a weakened immune system (such as HIV disease, bone marrow transplant, kidney transplant).

How quickly will acyclovir work?

May take up to three days for symptom reduction; however, acyclovir should be taken until the course prescribed is completed. Acyclovir works best when started within 48 hours of symptom onset.

Does acyclovir speed up healing?

It can speed up healing of the sores and decrease symptoms (such as tingling, pain, burning, itching). Acyclovir belongs to a class of medications known as antivirals. It works by stopping the growth of the virus. This medication does not cure herpes, and it does not prevent passing the infection to someone else.

What is aciclovir 400 mg used for?

Aciclovir Tablets are indicated for the treatment of herpes simplex virus infections of the skin and mucous membranes including initial and recurrent genital herpes (excluding neonatal HSV and severe HSV infections in immunocompromised children).

Are aciclovir tablets better than cream?

Milder herpes infections, such as cold sores, can be treated Aciclovir cream, but more severe infections require Aciclovir tablets.

Can you drink alcohol on aciclovir?

Yes, you can drink alcohol while taking aciclovir. Can I have sex while I’m taking aciclovir? If you have been prescribed aciclovir for genital herpes, do not have sex until all your sores or blisters have healed.

What are the long term side effects of acyclovir?

Other acyclovir side effects, adverse reactions, or health problems may include:Abdominal pain.Aggression.Agitation.Anemia (low iron in the blood)Ataxia (a condition that causes the loss of control over body movement)Coma.Confusion.Diarrhea.More items…

How many times a day should I take 400 mg acyclovir?

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.

Is acyclovir hard on the kidneys?

Although the drug is well tolerated, severe nephrotoxicity, which often leads to acute renal failure, has been observed in patients [4, 7]. Acyclovir-induced renal failure occurs in approximately 12–48 % of cases [4].

Can I take 2 acyclovir at a time?

What should I do if I missed a dose of Acyclovir (Zovirax)? Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.

Can you take 800 mg acyclovir twice a day?

In summary, we have shown that a 2-day course of acyclovir therapy (800 mg po t.i.d.) shortens the duration of genital herpes episodes, lesions, and viral shedding.

Do antivirals weaken your immune system?

Whereas AZT, ribavirin, or ganciclovir were antiproliferative, ddI or acyclovir had little, if any, effect on PBMC mitogenesis. The inhibitory effects of antivirals on immune cells may contribute to the immune deterioration observed in patients following prolonged use of the drugs.

How much acyclovir can I take in a day?

The usual dose is one 200 mg tablet taken five times a day • You should space your dose by at least four hours • Suggested times are: 7am, 11am, 3pm, 7pm and 11pm • You should take Aciclovir 800 mg Tablets for five days, or longer if your doctor tells you to.

Can you overdose on aciclovir?

Patients have ingested overdoses of up to 20 g aciclovir on a single occasion, usually without toxic effects. Accidental, repeated overdoses of oral aciclovir over several days have been associated with gastrointestinal effects (eg nausea and vomiting) and neurological effects (eg headache and confusion).

Can you take acyclovir everyday?

The tablets, capsules, and suspension are usually taken with or without food two to five times a day for 5 to 10 days, starting as soon as possible after your symptoms begin. When acyclovir is used to prevent outbreaks of genital herpes, it is usually taken two to five times a day for up to 12 months.