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  1. Pathway

    Timolol Action Pathway

    smpdb.ca/view/SMP0000659
    Drug action

    Timolol, much like propranolol or oxprenolol, begins its journey by inhibiting the beta-1 adrenergic receptors in the heart. … Timolol is a beta blocker medication, making it part of the antihypertensive drug class. It relieves symptoms such as tachycardia, vascular headaches, hypertension, angina and tremors.

    Drugs: ATP · Timolol · Potassium cation · Calcium
  2. Pathway

    Timolol Action Pathway (New)

    smpdb.ca/view/SMP0124552
    Drug action

    Timolol is a non-selective beta-adrenergic blocker used in the treatment of elevated intraocular pressure in ocular hypertension or open angle glaucoma. … The blockade of beta(2) receptors by timolol in the blood vessels leads to a decrease in peripheral vascular resistance, reducing blood pressure.

    Drugs: ATP · Timolol · Calcium · Magnesium cation · Cyclic adenosine monophosphate · Pyrophosphoric acid
  3. Pathway

    Timolol B1-Adrenergic Cardiac Muscle Relaxation Action Pathway

    smpdb.ca/view/SMP0126503
    Drug action

    Some side effects of using Timolol may include eye pain, swollen eyelids, and dry mouth. … Timolol, when administered by the ophthalmic route, rapidly reduces intraocular pressure.

    Drugs: ATP · Timolol · Calcium
  4. Pathway

    Timolol B2-Adrenergic Ciliary Muscle Contraction Action Pathway

    smpdb.ca/view/SMP0126232
    Drug action

    Some side effects of using Timolol may include eye pain, swollen eyelids, and dry mouth. … Timolol, when administered by the ophthalmic route, rapidly reduces intraocular pressure.

    Drugs: ATP · Timolol · Potassium cation · Calcium · Magnesium cation · Cyclic adenosine monophosphate