The best effective prevention is hygiene and not rubbing the eyes by infected hands. Vaccination against adenovirus, haemophilus influenzae, pneumococcus, and neisseria meningitidis is also effective.

Povidone-iodine eye solution has been found to prevent conjunctivitis following birth. As it is less expensive it is being more commonly used for this purpose globally.

Conjunctivitis resolves in 65% of cases without treatment, within two to five days. The prescription of antibiotics is not necessary in most cases.

Antibiotic ointment is typically applied to the newborn's eyes within 1 hour of birth as prevention against gonococcal ophthalmia. This maybe erythromycin, tetracycline, or silver nitrate.

Prophylaxis needs antenatal, natal, and post-natal care.

- Antenatal measures include thorough care of mother and treatment of genital infections when suspected.

- Natal measures are of utmost importance as mostly infection occurs during childbirth. Deliveries should be conducted under hygienic conditions taking all aseptic measures. The newborn baby's closed lids should be thoroughly cleansed and dried.

- If it is determined that the cause is due to a blocked tear duct, a gentle palpation between the eye and the nasal cavity may be used to clear the tear duct. If the tear duct is not cleared by the time the newborn is one year old, surgery may be required.

- Postnatal measures include:

- Chemical ophthalmia neonatorum is a self-limiting condition and does not require any treatment.

- Gonococcal ophthalmia neonatorum needs prompt treatment to prevent complications. Topical therapy should include

Systemic therapy: Newborns with gonococcal ophthalmia neonatorum should be treated for seven days with one of the following regimens ceftriaxone, cefotaxime, ciprofloxacin, crystalline benzyl penicillin

- Other bacterial ophthalmia neonatorum should be treated by broad spectrum antibiotics drops and ointment for two weeks.

- Neonatal inclusion conjunctivitis caused by Chlamydia trachomatis responds well to topical tetracycline 1% or erythromycin 0.5% eye ointment QID for three weeks. However systemic erythromycin should also be given since the presence of chlamydia agents in conjunctiva implies colonization of upper respiratory tract as well. Both parents should also be treated with systemic erythromycin.

- Herpes simplex conjunctivitis should be treated with intravenous acyclovir for a minimum of 14 days to prevent systemic infection.

The standard treatment is with a minimum of four weeks of high-dose intravenous penicillin with an aminoglycoside such as gentamicin.

The use of high-dose antibiotics is largely based upon animal models.

Leo Loewe of Brooklyn Jewish Hospital was the first to successfully treat subacute bacterial endocarditis with penicillin. Loewe reported at the time seven cases of subacute bacterial endocarditis in 1944.

One way to prevent allergic rhinitis is to wear a respirator or mask when near potential allergens.

Growing up on a farm and having multiple brothers and or sisters decreases the risk.

The goal of rhinitis treatment is to prevent or reduce the symptoms caused by the inflammation of affected tissues. Measures that are effective include avoiding the allergen. Intranasal corticosteroids are the preferred treatment if medications are required, with other options used only if these are not effective. Mite-proof covers, air filters, and withholding certain foods in childhood do not have evidence supporting their effectiveness.

Warm Compresses: "Soften lid margin debris and oils" by placing a very warm wet compress such as a clean, warm, wet washcloth over the closed eyelids for five minutes. Re-wet and reapply it as it cools. This warms, softens, and loosens crusty and oily eyelid gland deposits.

Eyelid Hygiene: "Remove lid margin debris" immediately after the warm compresses by gently washing the eyelids with a warm, wet, soapy washcloth to remove accumulated debris. Use a diluted, hypoallergenic baby shampoo. Gently rub along the lid margins, keeping the eyes shut. Too much soap or shampoo may remove the essential oil layer of the eyes' tear film and create further stress to the eye, as well as dry eye discomfort. A moist cotton swab soaked in a cup of water and baby shampoo may be used to rub along the lid margins while tilting the lid outward with the other hand to avoid this problem. Finally, rinse the eyelid with warm water and gently dry with a towel. "Eye make-up" should not be used while inflammation is present. "Dandruff shampoo" can be helpful if dandruff is contributing to blepharitis and may relieve blepharitis symptoms.

Blepharitis is a result of bacteria and inflammation from congested meibomian oil glands at the base of each eyelash. Routine washing of the eyelids helps subdue symptoms and prevent blepharitis. Washing each eyelid for 30 seconds, twice a day, with a single drop of hypoallergenic soap (e.g. baby shampoo) and ample water is most effective.

The basic method for control of the conjunctivitis includes proper hygiene and care for the affected eye. If the conjunctivitis is found to be caused by "H. aegyptius" Biogroup III then prompt antibiotic treatment preferably with rifampin has been shown to prevent progression to BPF. If the infected person resides in Brazil, it is mandatory that the infection is reported to the health authority so that a proper investigation of the contacts can be completed. This investigation will help to determine the probable source of the infection.

Horses that suffer from this disease can never be considered cured, although they can be managed by careful use of the therapy described above, and fast detection of new flare-ups. If the disease is not properly treated, it will eventually lead to blindness.

During an acute flare-up, therapy is targeted at reducing the inflammation present, and dilating the pupil. Mydriasis is important, as pupillary constriction is the primary reason for pain. Anti-inflammatory therapy is usually given both systemically, often in the form of flunixin meglumine, and topically, as prednisolone acetate. The mydriatic of choice is atropine. In the periods between acute attacks, no therapy has been shown to be beneficial.

Herpetic stromal keratitis is treated initially with prednisolone drops every 2 hours

accompanied by a prophylactic antiviral drug: either topical antiviral or an oral agent such as acyclovir or valacyclovir. The prednisolone drops are tapered every 1–2 weeks depending on the degree of clinical improvement. Topical antiviral medications are not absorbed by the cornea through an intact epithelium, but orally administered acyclovir penetrates an intact cornea and anterior chamber. In this context, oral acyclovir might benefit the deep corneal inflammation of disciform keratitis.

Epithelial keratitis is treated with topical antivirals, which are very effective with low incidence of resistance. Treatment of the disease with topical antivirals generally should be continued for 10–14 days. Aciclovir ophthalmic ointment and Trifluridine eye drops have similar effectiveness but are more effective than Idoxuridine and Vidarabine eye drops. Oral acyclovir is as effective as topical antivirals for treating epithelial keratitis, and it has the advantage of no eye surface toxicity. For this reason, oral therapy is preferred by some ophthalmologists.

Ganciclovir and brivudine treatments were found to be equally as effective as acyclovir in a systematic review.

Valacyclovir, a pro-drug of acyclovir likely to be just as effective for ocular disease, can cause thrombotic thrombocytopenic purpura/Hemolytic-uremic syndrome in severely immunocompromised patients such as those with AIDS; thus, it must be used with caution if the immune status is unknown.

Topical corticosteroids are contraindicated in the presence of active herpetic epithelial keratitis; patients with this disease who are using systemic corticosteroids for other indications should be treated aggressively with systemic antiviral therapy.

The effect of interferon with an antiviral agent or an antiviral agent with debridement needs further assessment.

There is a vaccine for FHV-1 available (ATCvet code: , plus various combination vaccines), but although it limits or weakens the severity of the disease and may reduce viral shedding, it does not prevent infection with FVR. Studies have shown a duration of immunity of this vaccine to be at least three years. The use of serology to demonstrate circulating antibodies to FHV-1 has been shown to have a positive predictive value for indicating protection from this disease.

Keratoconjunctivitis is inflammation ("-itis") of the cornea and conjunctiva.

When only the cornea is inflamed, it is called "keratitis"; when only the conjunctiva is inflamed, it is called "conjunctivitis".

There are several potential causes of the inflammation:

- Keratoconjunctivitis sicca is used when the inflammation is due to dryness. ("Sicca" means "dryness" in medical contexts.) It occurs with 20% of rheumatoid arthritis patients.

- The term "Vernal keratoconjunctivitis" (VKC) is used to refer to keratoconjunctivitis occurring in spring, and is usually considered to be due to allergens.

- "Atopic keratoconjunctivitis" is one manifestation of atopy.

- "Epidemic keratoconjunctivitis" is caused by an adenovirus infection.

- "Infectious bovine keratoconjunctivitis" (IBK) is a disease affecting cattle caused by the bacteria "Moraxella bovis".

- "Pink eye in sheep and goat" is another infectious keratoconjunctivitis of veterinary concern, mostly caused by "Chlamydophila pecorum"

- "Superior limbic keratoconjunctivitis" is thought to be caused by mechanical trauma.

- "Keratoconjunctivitis photoelectrica" (arc eye) means inflammation caused by photoelectric UV light. It is a type of ultraviolet keratitis. Such UV exposure can be caused by arc welding without wearing protective eye glass, or by high altitude exposure from sunlight reflected from snow ("snow blindness"). The inflammation will only appear after about 6 to 12 hours. It can be treated by rest, as the inflammation usually heals after 24–48 hours. Proper eye protection should be worn to prevent keratoconjunctivitis photoelectrica.

"Other infections include:"

- "Closed-space infections of the fingertips, known as paronychia."

Most household disinfectants will inactivate FHV-1. The virus can survive up to 18 hours in a damp environment, but less in a dry environment and only shortly as an aerosol.

The risk factors associated with BPF are not well known. However, it has been suggested that children under 5 years of age are more susceptible to BPF since they lack serum bactericidal activity against the infection. Older children and adults have much higher titers of bactericidal antibodies, which serve as a protective measure. Also children residing in warmer geographic areas have been associated with a higher risk of BPF infection.

Ligneous conjunctivitis may be managed by topical treatments of plasminogen, topical and subconjunctival fresh frozen plasma, and fibrinolytic therapy.

There is low or very-low quality evidence that probiotics may be better than placebo in preventing acute URTIs. Vaccination against influenza viruses, adenoviruses, measles, rubella, "Streptococcus pneumoniae", "Haemophilus influenzae", diphtheria, "Bacillus anthracis", and "Bordetella pertussis" may prevent them from infecting the URT or reduce the severity of the infection.

"Staphylococcus" is a genus of Gram-positive bacteria that can cause a wide variety of infections in humans and other animals through infection or the production of toxins.

Staphylococcal toxins are a common cause of food poisoning, as they can be produced in improperly-stored food. Staphylococci are also known to be a cause of bacterial conjunctivitis. "Staphylococcus aureus" can cause a number of different skin diseases. Among neurosurgical patients, it can cause community-acquired meningitis.

Shade, insect repellent-impregnated ear tags, and lower stocking rates may help prevent IBK. Early identification of the disease also helps prevent spread throughout the herd. Treatment is with early systemic use of a long-acting antibiotic such as tetracycline or florfenicol. Subconjunctival injections with procaine penicillin or other antibiotics are also effective, providing a "bubble" of antibiotic which releases into the eye slowly over several days.

Anti-inflammatory therapy can help shorten recovery times, but topical corticosteroids should be used with care if corneal ulcers are present.

"M. bovis" uses several different serotyped fimbriae as virulence factors, consequently pharmaceutical companies have exploited this to create vaccines. However, currently available vaccines are not reliable.

Allergen immunotherapy (AIT) treatment involves administering doses of allergens to accustom the body to substances that are generally harmless (pollen, house dust mites), thereby inducing specific long-term tolerance. Allergy immunotherapy can be administered orally (as sublingual tablets or sublingual drops), or by injections under the skin (subcutaneous). Discovered by Leonard Noon and John Freeman in 1911, allergy immunotherapy represents the only causative treatment for respiratory allergies.

Experimental research has targeted adhesion molecules known as selectins on epithelial cells. These molecules initiate the early capturing and margination of leukocytes from circulation. Selectin antagonists have been examined in preclinical studies, including cutaneous inflammation, allergy and ischemia-reperfusion injury. There are four classes of selectin blocking agents: (i) carbohydrate based inhibitors targeting all P-, E-, and L-selectins, (ii) antihuman selectin antibodies, (iii) a recombinant truncated form of PSGL-1 immunoglobulin fusion protein, and (iv) small-molecule inhibitors of selectins. Most selectin blockers have failed phase II/III clinical trials, or the studies were ceased due to their unfavorable pharmacokinetics or prohibitive cost. Sphingolipids, present in yeast like "Saccharomyces cerevisiae" and plants, have also shown mitigative effects in animal models of gene knockout mice.

This is another form of conjunctivitis that is usually caused by cosmetics and pollen which are made of or contains a little or high quantity of alcohol. This is common in people with asthma and eczema. It can lead to mild which makes the eye itchy, red and sore. It could be seasonal conjunctivitis which may last for a few weeks or it may be consistent if the individual is allergic to alcohol.

However, individuals who have his type of conjunctivitis usually gave a high chance of beating the condition and also eliminating their future exposure to allergens. By avoiding the allergen, the severity of its symptoms can be reduced send also remove the condition depending on how effective such individual is in his/her avoidance procedures.

The most effective way to experience relief from all sorts of allergy-related conditions is to make use of eye allergy drops. This happens to be the best way to treat all eye allergies. However, these drops are considered safe and effective due to the fact that they help to treat and relieve allergies in the eye which are often characterized by constant itches, sneezing, red and painful eyes. Twin effectiveness comes from the fact that they can be used without the fear of any side effects which are often encountered with the use of other less conventional healing procedures.