Timolol (hemihydrate) is a β-blocker available for both topical and systemic administration. Timolol (hemihydrate) is primarily used to reduce intraocular pressure with open-angle glaucoma and ocular hypertension and Timolol (hemihydrate) also has cardioprotective effect.

Oxyfedrine, a vasodilator, is an orally active β-adrenoreceptor agonist. Oxyfedrine decreases the tonicity of coronary vessels. Oxyfedrine can be used in the research of cardiovascular disease.

Medroxalol (RMI81968) is an orally active adrenergic receptor antagonist, blocks α- and β-adrenergic receptors. Medroxalol shows antihypertensive and vasodilating effects.

Isoprenaline is a non-selective, orally active β-adrenergic receptor agonist. Isoprenaline has potent peripheral vasodilator, bronchodilator, and cardiac stimulating activities. Isoprenaline can be used for the research of bradycardia and bronchial asthma.

RS100329 hydrochloride is a potent and selective α1A-adrenoceptor antagonist with pKi values of 9.6, 7.9 and 7.5 for α1A, α1D, and α1B, respectively. RS100329 hydrochloride inhibits reflex urethral contractions. RS100329 hydrochloride can be used in research of benign prostatic hyperplasia.

Upidosin (Rec 15/2739) is an α-1 adrenoceptor (α-1 AR) antagonist. Upidosin shows moderate selectivity for the α-1A AR subtype. Upidosin shows uroselectivity in urethra and prostate with a Kb value of 2-3 nM higher than in ear artery and aorta with a Kb value of 20-100 nM. Upidosin inhibits [3H]prazosin binding to cloned human α-1A adrenergic receptor. Upidosin can be used for the research of urethral obstruction.

Butaxamine (Butoxamin) is a potent, selective and orally active β2-adrenoceptor antagonist. Butaxamine shows antiosteoporotic activity.

LAS190792 (AZD8999) is a potent muscarinic antagonist and β2-adrenoceptor agonist with pIC50 8.9, 8.8, 8.8, 9.2, 8.2, 7.5, 9.1, 5.6 for M1, M2, M3, M4, M5, β1, β2, β3, respectively. LAS190792 can be used as a bronchodilator.

Abanoquil (U-K52046), an potent and selective α-1 adrenoceptor antagonist, is an anti-arrhythmic agent. Abanoquil can be used for erectile dysfunction research.

L-796568 is a β(3)-adrenergic receptor agonist. L-796568 can be used for the research of obesity.

Norepinephrine (Levarterenol; L-Noradrenaline) hydrochloride is a potent agonist of adrenergic receptor (AR). Norepinephrine activates α1, α2, β1 receptors.

AS408 is a negative allosteric modulator of the β2-adrenergic receptor (β2AR) for both G-protein activation and arrestin recruitment (pKB=6.8, [35S]GTPγS binding assays), binds to a pocket formed by the membrane-facing surface of TM3 and TM5.

Difluorophenyl Quinazoline (DFPQ, AP-06-202) is a selective, biased, negative allosteric modulator of β-arrestin recruitment to the β2AR, without effect on on β2AR coupling to Gs.

L-771688 (L-771,688, SNAP 6383) is a potent and selective alpha1A (α1A)-adrenoceptor antagonist with binding Ki of 0.13 nM to α1-adrenoceptors in human prostate tissue.

A potent, highly selective α2-adrenoceptor agonist with Ki of 1.08 nM.

Tasipimidine is a potent, selective and orally active human α2A-adrenoceptor agonist with pEC50 of 7.57, >100-fold selectivity over α2B-and α2C-adrenoceptors and the rodent α2D-adrenoceptor.

ZD7114 (ICI D7114) is a potent, selective beta-adrenoceptor agonist, selectively stimulates brown fat and increases whole-body oxygen consumption.

Protokylol hydrochloride(Caytine hydrochloride, JB-251 hydrochloride) is a salt form of protokylol and is an agonist of β-adrenergic receptor. Protokylol hydrochloride is also used as a bronchodilator.