1 0.3-5 mg at bedtime is a typical dose. 2  In children with insomnia due to delayed sleep onset, melatonin 5 mg at 6:00 PM daily. 3  In children with developmental disorders (including cerebral palsy, autism, and intellectual disabilities), melatonin 5 mg at 8:00 PM daily.
Cocaine is a weakly alkaline compound (an  alkaloid ), and can therefore combine with acidic compounds to form various salts. The hydrochloride (HCl) salt of cocaine is by far the most commonly encountered, although the sulfate (-SO 4) and the nitrate (-NO 3) are occasionally seen.t is commonly snorted, inhaled, or injected into the veins. Mental effects may include loss of contact with reality, an intense feeling of happiness, or agitation. Physical symptoms may include a fast heart rate, sweating, and large pupils.
Knowledge center. Cocaine is a bitter, addictive pain blocker that is extracted from the leaves of Erythroxylon coca, also known as the coca scrub, a plant that comes from the Andean highlands in South America.Cocaine is the most powerful stimulant of natural origin.1.The name cocaine came from the plant coca. When Coca-Cola first came out it contained nine milligrams of cocaine per glass-in 1903 it was removed, but the drink still has coca flavoring. 2.ocaine is the most powerful stimulant of natural origin. 1. The name cocaine came from the plant coca. When Coca-Cola first came out it contained nine milligrams of cocaine per glass-in 1903 it was removed, but the drink still has coca flavoring. 2.