Evaluation of the Safety and Pharmacokinetics of Brimonidine Tartrate 0.025%/Ketotifen Fumarate 0.035% Combination Ophthalmic Solution

Inclusion Criteria

• •1. be at least 5 years of age at Screening Visit or Visit 1 (if Screening and Visit 1 are done on the same day), of either sex and any race (a government issued ID and/or birth certificate will be verified at the time ICF is signed);
• •2. provide written informed consent and sign the the Health Insurance Portability and Accountability Act (HIPAA) form. Subjects who are at least 7 years of age and less than 18 years of age will need to sign an assent form. In addition, all subjects below the age of 18 years will be required to have both parents or legal guardian sign the informed consent.
• •3. be willing and able to follow all instructions and attend all study visits (and be accompanied by a parent/legal guardian if the subject is under the age of 18);
• •4. be able to self-administer eye drops satisfactorily or have a caregiver or parent/legal guardian (if applicable, for subjects less than 18 years of age) at home1 routinely available for this purpose.
• •5. for subjects less than 18 years of age, have either a history or family history of atopic disease (such as atopic dermatitis, asthma, allergic conjunctivitis/rhinitis, and atopic keratoconjunctivitis).
• •6. (if female and of childbearing potential) agree to have urine pregnancy testing performed at Visit 1 (must be negative) and at exit visit 2; must not be lactating; and must agree to use at least 1 medically acceptable form of birth control throughout the study duration and for at least 14 days prior to Visit 1 and 1 month after discontinuing investigational product. Acceptable forms of birth control are true abstinence (when this is in line with the preferred and usual lifestyle of the subject), spermicide with barrier, oral contraceptive, injectable or implantable method of contraception, transdermal contraceptive, intrauterine device, or surgical sterilization of male partner at least 3 months prior to the first dose of investigational drug (Visit 1). Note: Women considered capable of becoming pregnant include all females who have experienced menarche and have not experienced menopause (as defined by amenorrhea for greater than 12 consecutive months) or have not undergone successful surgical sterilization (hysterectomy, bilateral tubal ligation, or bilateral oophorectomy).
• •7. (if male and with female partner of childbearing potential) must use at least 1 medically acceptable form of birth control. Note: Acceptable forms of birth control are true abstinence (when this is in line with the preferred and usual lifestyle of the subject) or vasectomy at least 3 months prior to receiving investigational product (Visit 1). Without a vasectomy, must use condoms with spermicidal foam/gel/film/cream/suppository throughout the study duration, for at least 14 days prior to and 1 month after discontinuing investigational product;
• •8. have ocular health within normal limits, including a calculated visual acuity of 0.3 logMAR or better in each eye as measured using an ETDRS chart. For subjects under 10 years old who are developmentally unable to use the ETDRS chart, a best attempt at visual acuity will be made using the LEA symbols or Visual Behavior. For subjects utilizing LEA symbols, Snellen equivalent units of 20/63 or better in both eyes will be required. Subjects utilizing Visual Behavior must have a passing score;
• •9. (for selected healthy adult subjects agreeing to undergo PK blood draws) have a body mass index (BMI) ≥18 and ≤34 lbs/in2 and a minimum body weight of 99 lbs;
• •10. (for selected healthy adult subjects agreeing to undergo PK blood draws) have suitable venous access for blood sampling.