That in-use window is separate from the printed expiration date, and both limits apply
Eligibility and Contraindications As stated above, phentermine may not be appropriate for people with cardiovascular disease, uncontrolled high blood pressure, hyperthyroidism, glaucoma, a history of substance misuse, or anyone pregnant or breastfeeding
Its also FDA-approved to reduce the risk of stroke, heart attack or death in adult patients with Type 2 diabetes and heart disease
WARNING: Not intended for use by persons under the age of 18. If you are pregnant, nursing, taking any medications, planning any medical or surgical procedure or have any medical condition, consult your doctor before use