I know some.one who gives their 9 month old baby melatonin every day he sleeps almost all day long minutes the two hours he spends crying.the parents don't give him any attention at all barley changing his diaper maybe twice a day.when he is awake he looks completely lethargic and unresponsive.please tell me if this.can do damage to him. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Hegab on benadryl dosage for 2 year old: Topical Benedryl is considered safe to use in toddlers. It is not recommended if the child is also taking oral Benedryl at the same time. Diphenhydramine has saved my life. I have a severe migraine disorder that comes with extreme nausea and sudden vomiting. I now take LIQUID Diphenhydramine, sold as Children's med, for nausea and vomiting. Thanks for this. I have never wanted to use Benadryl for the plane, but it is great to have this all articulated so clearly. I can think of a lot of parents who would love to read this. Tribes are urging U.S. officials to ban oil and gas exploration around a sacred tribal site with massive stone structures and other remnants of an. I just talked to our pediatrician because my 10 month old son had what seemed to be seasonal allergies. Our pediatrician said it was fine for him to have half a teaspoon. Each Benadryl tablet and liquid-filled capsule contains 25 milligrams (mg) of diphenhydramine. Children’s Benadryl liquid has 12.5 mg per teaspoon. Doctors help recognize, prevent, and treat allergies: Dr. Mumneh on benadryl dosage for hives adults: 50 mg half an hour prior to bed. Some people respond fine to 25 mg. Available in 4 fl oz. (118 mL) Children’s ZYRTEC® Allergy Syrup, Dye-Free, Sugar-Free Grape also available in 2-pack of 4 fl. oz *Provides relief of sneezing, runny nose, itchy, watery eyes and itchy nose and throat. Acetaminophen is the generic name for Tylenol, a pain reliever and fever reducer. It's one of the most widely used pain medications in the world.