I opened the packaging a pregnancy test was in, then decided not to take it. how long is it still good for (and accurate) with the foil opened?

Read package insert: Please read package insert for information on this issue. If you do not find an answer, you may call the customer service line of the company. Exposure to heat and humidity may degrade the performance of the test. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. Get HPV vaccine.