Herpes Simplex Virus
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Herpes simplex virus (HSV) is a widespread and contagious infection that affects millions of people worldwide. It is thought that 1 in 2 adult American have oral herpes, while 1 in 8 Americans, aged between 14 to 49 have genital herpes. It is caused by two types of herpes simplex viruses: HSV-1 and HSV-2. HSV-1 is primarily responsible for oral herpes infections, such as cold sores and fever blisters, while HSV-2 is the main cause of genital herpes. However, both types can infect either the oral or genital areas.
In this comprehensive guide, we will explore the causes, symptoms, and prevention of herpes simplex virus. We will delve into the transmission of the virus, the risk factors associated with infection, and the potential complications it can pose. By understanding this common infection, we can take necessary precautions and make informed decisions about our sexual health.
What is Genital Herpes?
The herpes simplex virus is a member of the herpes virus family, which also includes varicella-zoster virus (responsible for chickenpox and shingles), cytomegalovirus (CMV), and Epstein-Barr virus (EBV). Herpes viruses have a unique characteristic of remaining in an inactive (dormant) state within nerve cell clusters for variable periods of time. This period of inactivity is known as latency.
Genital herpes is a sexually transmitted infection caused by the herpes simplex virus. There are two types of herpes simplex virus: HSV-1 (Herpes simplex virus type 1) and HSV-2 (Herpes simplex virus type 2). HSV-1 and HSV-2 are distinguished by different proteins on their surfaces. Until recently, it was believed that HSV-1 primarily caused oral herpes, commonly known as cold sores, while HSV-2 caused genital herpes. However, studies have shown that either type of herpes virus can infect both the oral and genital areas. In fact, HSV-1 is now responsible for more than half of all new cases of genital herpes in developed countries.
Transmission of Genital Herpes
Genital herpes is a sexually transmitted infection (STI), typically transmitted through intimate person-to-person contact, particularly spread through sexual activity. HSV-2 is primarily spread through vaginal, anal, or oral sex with an infected individual. However, it is important to note that HSV-1 can also be transmitted through oral-to-oral contact and to the genital areas through oral-genital contact, leading to a genital herpes infection. It is worth mentioning that HSV-1, traditionally associated with oral herpes, is becoming a significant cause of genital herpes due to an increase in oral-genital sexual practices.
Genital herpes is highly contagious. It is crucial to understand that herpes can be spread through sexual activity even when the infected person does not have visible symptoms. The virus enters the body through tiny injuries in the skin or mucous membranes, such as the mouth or genital area. The risk of transmission is highest during outbreaks when visible sores and lesions are present. Transmission can occur through direct contact with herpes sores, saliva, or infected genital fluids. Skin-to-skin contact in areas with active infection can also lead to transmission. It is important to avoid sexual contact or kissing when herpes sores are present to reduce the risk of transmission.
To prevent the transmission of genital herpes, it is essential to take necessary precautions:
- Use condoms during sexual intercourse to reduce the risk of transmission
- Use dental dams for oral sex to provide a barrier between the mouth and genitals
- Limit the number of sexual partners to minimize the risk of exposure
- Avoid sexual activity during outbreak periods when visible sores are present
- Be aware that nonoxynol-9, a chemical spermicide, does not protect against STDs
It is important to note that herpes can be transmitted even when there are no visible symptoms. As such, open and honest communication with sexual partners is crucial. Regular testing for sexually transmitted infections, including herpes, can help detect infections and prevent their spread.
Symptoms of Genital Herpes
Symptoms of genital herpes can vary from person to person. Many people infected with genital herpes may not experience any symptoms or have very mild symptoms, making it difficult to detect the infection. When symptoms do occur, they are usually more severe during the first outbreak and may include:
- Pain or itching around the genital or oral area
- Development of small red bumps that turn into blisters around the genitals, anus, or mouth
- Painful ulcers and open sores that form when fluid filled blisters rupture and ooze or bleed
- Formation of crusts over the lesions, with subsequent healing
- Flu-like symptoms during the initial outbreak, such as headache, fever, body aches, and swollen lymph nodes and glands
Recurrent outbreaks and prodromal symptoms
Symptoms of genital herpes typically appear within 2 to 12 days after exposure to the virus. After the initial outbreak of genital herpes, symptoms may recur periodically. It is important to note that recurrent outbreaks of genital herpes often result in milder symptoms and shorter durations compared to the first episode. Some individuals may also experience prodromal symptoms, such as genital pain, tingling, or shooting pain in the legs, hips, or buttocks a few hours or days before a new outbreak occurs. These are warning signs that precede the onset of a new outbreak. Seek medical attention if you suspect you have genital herpes or any other sexually transmitted infection.
Diagnosis of Herpes Simplex Virus
The diagnosis of herpes simplex virus is typically made through a physical examination and laboratory tests. Healthcare providers may perform viral culture, polymerase chain reaction (PCR), or blood tests to detect the presence of the virus or antibodies against it.
Treatment options for Genital Herpes
While there is no cure for genital herpes, various treatment options can help manage symptoms and reduce the frequency and severity of outbreaks, and lower the risk of transmission. Antiviral medications, such as acyclovir, famciclovir, and valacyclovir, are commonly prescribed to individuals to alleviate symptoms and shorten the duration of recurrent outbreaks or severe symptoms. These medications can also be taken daily to reduce the risk of infecting others.
In addition to antiviral medications, self-care measures can help alleviate discomfort and promote healing during outbreaks. These measures include keeping the affected area clean and dry, wearing loose-fitting clothing, and avoiding irritants such as scented products. Over-the-counter pain relievers such as paracetamol (acetaminophen), naproxen, or ibuprofen can help alleviate pain associated with herpes sores. Topical creams or ointments containing benzocaine or lidocaine can be applied to numb the affected area.
Management and prevention strategies
Managing genital herpes involves adopting certain strategies to reduce the risk of transmission and minimize the impact of the infection. Prevention is key in reducing the spread of genital herpes. Here are some key management and prevention tips:
- Undergo regular testing for sexually transmitted infections, and maintain good sexual health practices
- Practice open communication, talk to your sexual partner about your herpes diagnosis and the risk of transmission
- Practice safe sex by using condoms or dental dams during sexual activity
- Avoid sexual contact or kissing when herpes sores are present
- Wash hands frequently and avoid touching the sores to prevent spreading the virus
- Maintain good overall health by getting enough rest, eating a balanced diet, and managing stress levels
It is crucial to remember that herpes can be transmitted even when there are no visible symptoms, highlighting the importance of taking preventive measures consistently.
While there is no cure for herpes simplex virus, most individuals experience fewer and milder outbreaks over time. With proper management, including antiviral medication and self-care measures, the symptoms can be effectively controlled, allowing individuals to lead fulfilling and healthy lives.
Complications associated with Genital Herpes
While herpes simplex virus itself is not typically life-threatening, it can lead to complications, especially in certain individuals with weakened immune systems. Some of the potential complications associated with genital herpes include:
- Increased risk of acquiring and transmitting other infectious diseases such as HIV, the virus that causes AIDS
- Encephalitis (inflammation of the brain) or meningitis (inflammation of the covering to the spinal cord and brain)
- Risk of infecting newborns during childbirth, leading to neonatal herpes. This can occur when a baby is exposed to HSV during delivery, leading to serious health issues or even death in newborns. Pregnant women with genital herpes should inform their healthcare provider to ensure appropriate management and reduce the risk of transmitting the infection to their babies. Antiviral medicines may be prescribed during late pregnancy to prevent outbreaks around the time of delivery. Cesarean section delivery may be recommended if active sores are present during labor to minimize the risk of transmission
- Development of internal inflammatory diseases causing inflammation and swelling in organs associated with sexual activity and urination
- Finger infections, known as herpetic whitlow, where the virus can spread to the fingers through breaks in the skin, which can cause discoloration, swelling, and sores
- Eye infections, which can result in pain, sores, blurred vision, and even blindness. It is possible to develop herpes keratitis, if you touch a herpes sore and then touch your eye
Impact on sexual relationships and mental well-being
Having genital herpes can have a significant impact on sexual relationships and mental well-being. The stigma surrounding the infection can lead to feelings of shame, anxiety, and depression. It is important to communicate openly with partners about the infection, seek support from healthcare professionals or support groups, and prioritize self-care and mental health.
Risk Factors for Herpes Simplex Virus
Several risk factors increase the likelihood of acquiring genital herpes. These factors include:
- Engaging in sexual activity without using a barrier, such as condoms or dental dams
- Having multiple sexual partners, increasing the chances of exposure to the virus
- Contracting sexually transmitted infections in the past, which may weaken the immune system
- Initiating sexual activity at an early age, when individuals may be less aware of the risks
- Having a low socioeconomic status, which may limit access to healthcare and education
Certain groups within the population, including women, individuals with a history of sexually transmitted diseases, older adults, Black individuals in the United States, and men who have sex with men, are at a higher risk of genital herpes. It is important for individuals in these high-risk groups to have open conversations with healthcare providers about their personal risk and appropriate preventive measures.
Neonatal Herpes and pregnancy
Pregnant women with genital herpes should be particularly cautious to prevent transmission of the virus to their baby during childbirth. If an active infection is present at the time of delivery, a cesarean section may be recommended to reduce the risk of neonatal herpes. It is essential for pregnant individuals to inform their healthcare providers about their herpes diagnosis to ensure appropriate precautions are taken.
Herpes Simplex Virus and other related infections
Herpes simplex virus is a member of the herpesviridae family, which also includes other viruses such as varicella-zoster virus (VZV). While herpes simplex virus primarily causes oral and genital herpes, varicella-zoster virus causes chickenpox and shingles. Shingles is a painful blistering rash that typically appears on the back, side, abdomen, neck, or face.
Research and advancements in Herpes treatment
Ongoing research and advancements in herpes treatment aim to improve the management and prevention of genital herpes. Scientists are exploring new antiviral drugs, vaccines, and alternative therapies to enhance the effectiveness of current treatment options and potentially develop a cure for genital herpes.
Genital herpes is a common sexually transmitted infection caused by the herpes simplex virus, affecting millions of people worldwide. While there is no cure for genital herpes, understanding the causes, symptoms, and management strategies for genital herpes is essential to help alleviate symptoms, reduce the frequency of outbreaks, and minimize the risk of transmission and the associated complications.
By seeking medical guidance, practicing safe sex, prioritising self-care, open communication, and regular testing to effectively manage genital herpes and maintain overall well-being, individuals can protect themselves and their partners. With proper management and care, individuals with herpes simplex virus can live well and maintain a positive quality of life.
- NHS genital-herpes
- Mayoclinic – Herpes Simplex Virus
- Cdc – Herpes Simplex Virus
- Hopkinsmedicine – Herpes Simplex Virus
- Cleveland Clinic – Herpes Simplex Virus
- Who – Herpes Simplex Virus
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The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.
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