Diabetes: Including insulin, sulfonylureas (e.g. glipizide, glyburide), thiazoledinediones (e.g. pioglitazone, rosiglitazone)

Blood Pressure: Including alpha blockers (e.g., clonidine, prazosin, terazosin); beta blockers (e.g. propranolol); other e.g. methyldopa

Psychiatric drugs such as

• Antidepressants: including certain SSRI or related drugs (e.g. mirtazepine, paroxitine), or tricyclics (e.g. amitryptiline, imipramine, nortriptyline), or MAOI drugs (e.g. phenelzine)

• Antipsychotics: including clozapine, olanzapine, risperidone

• Neuroleptics: including phenothiazines (e.g. chlorpromazine)

• Other psychiatric drugs: e.g. lithium

Contraceptives: including progestins (oral contraceptives with low progesterone are less likely to cause weight gain than long acting injectable forms e.g. Depot Medroxy Progesterone Acetate)

Antiepileptics: including valproic acid, gabapentin, carbamazepine

Antihistamines: including cyproheptadine

Others: e.g. Isoniazid