Colin Chalk MD CM FRCPC


Headaches: Should I Take Medicine to Prevent Migraines?

Guides you through the decision to take drugs for migraines. Covers treatment with antidepressants, anticonvulsants, beta-blockers, and calcium channel blockers. Lists side effects. Includes interactive tool to help you make your decision.

Pseudobulbar Affect (PBA)

What is PBA? Pseudobulbar affect (PBA) is a problem in the brain that causes you to laugh or cry for no reason. When you have PBA, sudden fits of tears or laughter can come from nowhere. This behavior usually has nothing to do with what you’re doing or feeling. And it’s something you can’t control. PBA tends to cause…

Multiple Sclerosis: Should I Start Taking Medicines for MS?

Guides you through decision to take medicines to treat MS (called disease-modifying therapy). Covers medicine choices. Covers side effects. Lists reasons for and against taking medicines. Includes interactive tool to help you make your decision.

Headaches: Should I Take Medicine to Prevent Migraines?

Guides you through the decision to take drugs for migraines. Covers treatment with antidepressants, anticonvulsants, beta-blockers, and calcium channel blockers. Lists side effects. Includes interactive tool to help you make your decision.