Seasons of non popularity of medical cannabis usage 1-The preparations of cannabis are varied in potency 2-The irregularity of the absorption of the drug 3-The slowness of its actions and the narcotic properties of the drug Cannabis was removed from The British Pharmacopoeia in 1932 The United States pharmacopoeia in 1942 The Indian pharmacopoeia in 1966

2. Marijuana, Hashish (Cannabis sativa)

3. Seasons of non popularity of medical cannabis usage
1-The preparations of cannabis are varied in potency
2-The irregularity of the absorption of the drug
3-The slowness of its actions and the narcotic properties
of the drug
Cannabis was removed from
The British Pharmacopoeia in 1932
The United States pharmacopoeia in 1942
The Indian pharmacopoeia in 1966

4. Active constituents
δ-9 tetrahydrocannabinol (THC) (The most abundant
cannabinoid and the primary psychoactive constituent)
δ-8THC
Cannabinol (CBN)
Cannabidiol (CBD)
Cannabigerol (CBG)
These are largely derived from the female plant of Cannabis sativa.
The THC content is highest in the flowering tops, declining in the
leaves, stem and seeds of the plant.
Marijuana (THC content 5%) is prepared from the dried flowering
tops and leaves;
Hashish (THC content 20%) consists of dried cannabis resin and
compressed flowers

13. Medical uses of Cannabis
- Anticonvulsants
- Muscle relaxant
- Treatment of Multiple sclerosis MS
- Tranquillizer
- Antiemetic in cancer chemotherapy
- Treatment of Loss of appetite and weight loss in
cancer and AIDS
- Analgesic antinflammatory
- Bronchodilatator for asthma
- Antihypertensive
- Treatment of glaucoma
- Treatment of hyperthermia

15. Side effects
- Sedation
- Dizziness
- Hypotension
- Dry mouth
- Tachycardia
- Dependency
- Psychosis and schizophrenia

16. Synthetic Analogues
Nabilone has anti-emetic activity, it is not devoid of side
effects which include drowsiness, dry mouth, divided
coordination, low blood pressure and dizziness
Levonantradol has anti-emetic activity with mild side
effects except for dysphoria
Dronabinol has appetite Stimulant and anti-emetic
activity