List of plants poisonous to equines. Paterson's Curse has been responsible for the deaths of many horses. Many plants are poisonous to equines; the species vary depending on location, climate, and grazing conditions. In many cases, entire genera are poisonous to equines and include many species spread over several continents.
A number of prescription and over-the-counter medications can interfere with or cause loss of memory. Possible culprits include: antidepressants, antihistamines, anti-anxiety medications, muscle relaxants, tranquilizers, sleeping pills, and pain medications given after surgery. Alcohol, tobacco, or drug use.
1 Single-gene disorders: occur when an alteration occurs in a gene causing one gene to stop working. 2  An example of a single gene disorder is sickle-cell anaemia. 3  Multifactorial disorders: occur as the result of mutations in multiple genes, frequently coupled with environmental causes.