What is a legal dosage of benadryl and arsenic liquid?

See below: There is no legal dose for arsenic. It is a poison, not a medication. For Benadryl, talk to the pharmacist where you buy it. 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. Drink enough water daily, so that your urine is mostly colorless. 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, if have sex.